diff --git a/lib/node_modules/@stdlib/ndarray/base/assign/test/test.0d.js b/lib/node_modules/@stdlib/ndarray/base/assign/test/test.0d.js new file mode 100644 index 000000000000..0fb5501afc6c --- /dev/null +++ b/lib/node_modules/@stdlib/ndarray/base/assign/test/test.0d.js @@ -0,0 +1,73 @@ +/** +* @license Apache-2.0 +* +* Copyright (c) 2025 The Stdlib Authors. +* +* Licensed under the Apache License, Version 2.0 (the "License"); +* you may not use this file except in compliance with the License. +* You may obtain a copy of the License at +* +* http://www.apache.org/licenses/LICENSE-2.0 +* +* Unless required by applicable law or agreed to in writing, software +* distributed under the License is distributed on an "AS IS" BASIS, +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* See the License for the specific language governing permissions and +* limitations under the License. +*/ + +'use strict'; + +// MODULES // + +var tape = require( 'tape' ); +var isSameFloat64Array = require( '@stdlib/assert/is-same-float64array' ); +var isSameAccessorArray = require( '@stdlib/assert/is-same-accessor-array' ); +var toAccessorArray = require( '@stdlib/array/base/to-accessor-array' ); +var Float64Array = require( '@stdlib/array/float64' ); +var scalar2ndarray = require( '@stdlib/ndarray/from-scalar' ); +var ndarray = require( '@stdlib/ndarray/ctor' ); +var assign = require( './../lib' ); + + +// TESTS // + +tape( 'main export is a function', function test( t ) { + t.ok( true, __filename ); + t.strictEqual( typeof assign, 'function', 'main export is a function' ); + t.end(); +}); + +tape( 'the function assigns elements from n 0-dimensional input ndarray to an output ndarray', function test( t ) { + var expected; + var x; + var y; + + x = scalar2ndarray( 10.0, { + 'dtype': 'float64' + }); + y = scalar2ndarray( 0.0, { + 'dtype': 'float64' + }); + + assign( [ x, y ] ); + + expected = new Float64Array( [ 10.0 ] ); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from n 0-dimensional input ndarray to an output ndarray (accessors)', function test( t ) { + var x; + var y; + + x = ndarray( 'generic', toAccessorArray( [ 1.0 ] ), [], [ 0 ], 0, 'row-major' ); + y = ndarray( 'generic', toAccessorArray( [ 0.0 ] ), [], [ 0 ], 0, 'row-major' ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); diff --git a/lib/node_modules/@stdlib/ndarray/base/assign/test/test.10d.js b/lib/node_modules/@stdlib/ndarray/base/assign/test/test.10d.js new file mode 100644 index 000000000000..967a35ca3e41 --- /dev/null +++ b/lib/node_modules/@stdlib/ndarray/base/assign/test/test.10d.js @@ -0,0 +1,2551 @@ +/** +* @license Apache-2.0 +* +* Copyright (c) 2025 The Stdlib Authors. +* +* Licensed under the Apache License, Version 2.0 (the "License"); +* you may not use this file except in compliance with the License. +* You may obtain a copy of the License at +* +* http://www.apache.org/licenses/LICENSE-2.0 +* +* Unless required by applicable law or agreed to in writing, software +* distributed under the License is distributed on an "AS IS" BASIS, +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* See the License for the specific language governing permissions and +* limitations under the License. +*/ + +'use strict'; + +// MODULES // + +var tape = require( 'tape' ); +var isSameFloat64Array = require( '@stdlib/assert/is-same-float64array' ); +var isSameAccessorArray = require( '@stdlib/assert/is-same-accessor-array' ); +var Float64Array = require( '@stdlib/array/float64' ); +var zeros = require( '@stdlib/array/zeros' ); +var ndarray = require( '@stdlib/ndarray/ctor' ); +var shape2strides = require( '@stdlib/ndarray/base/shape2strides' ); +var strides2offset = require( '@stdlib/ndarray/base/strides2offset' ); +var numel = require( '@stdlib/ndarray/base/numel' ); +var dfill = require( '@stdlib/blas/ext/base/dfill' ); +var gfill = require( '@stdlib/blas/ext/base/gfill' ); +var blockSize = require( '@stdlib/ndarray/base/nullary-tiling-block-size' ); +var toAccessorArray = require( '@stdlib/array/base/to-accessor-array' ); +var assign = require( './../lib' ); + + +// TESTS // + +tape( 'main export is a function', function test( t ) { + t.ok( true, __filename ); + t.strictEqual( typeof assign, 'function', 'main export is a function' ); + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (row-major, singleton dimensions)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 4, 1, 1, 1, 1, 1, 1, 1, 1, 1 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (row-major, singleton dimensions, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 4, 1, 1, 1, 1, 1, 1, 1, 1, 1 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), dt ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (row-major, empty)', function test( t ) { + var expected; + var xbuf; + var x; + var y; + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( 'float64', xbuf, [ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ], [ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ], 0, 'row-major' ); + y = ndarray( 'float64', zeros( 4, 'float64' ), [ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ], [ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ], 0, 'row-major' ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 0.0, + 0.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (row-major, contiguous)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 1, 1, 1, 1, 1, 1, 2, 2, 1, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (row-major, contiguous, negative strides)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 1, 1, 1, 1, 1, 1, 2, 2, 1, 2 ]; + st = [ -8, -8, -8, -8, -8, -8, -4, -2, -2, -1 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (row-major, non-contiguous, same sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 1, 1, 1, 1, 1, 1, 2, 2, 1, 2 ]; + st = [ 16, 16, 16, 16, 16, 16, 8, 4, 4, 1 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 16, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (row-major, non-contiguous, mixed sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 1, 1, 1, 1, 1, 1, 2, 2, 1, 2 ]; + st = [ 16, 16, 16, 16, 16, -16, 8, -4, 4, 1 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 16, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ bsize*2, 1, 2, 1, 1, 2, 1, 1, 1, 1 ]; + st = [ 8, -8, -4, 4, 4, 2, 2, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 9 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 9 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, bsize*2, 1, 1, 1, 2, 1, 1, 1, 1 ]; + st = [ bsize*8, -4, -4, 4, 4, 2, 2, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 9 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 9 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, bsize*2, 1, 1, 2, 1, 1, 1, 1 ]; + st = [ bsize*8, bsize*8, -4, -4, 4, 2, 2, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 9 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 9 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, bsize*2, 1, 2, 1, 1, 1, 1 ]; + st = [ bsize*8, -bsize*8, -bsize*8, -4, 4, 2, 2, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 9 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 9 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, bsize*2, 2, 1, 1, 1, 1 ]; + st = [ bsize*8, -bsize*8, -bsize*8, -bsize*8, -4, 2, 2, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 9 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 9 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, bsize*2, 1, 1, 1, 1 ]; + st = [ bsize*4, -bsize*4, -bsize*4, -bsize*4, -bsize*4, 2, 2, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 9 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 9 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, bsize*2, 1, 1, 1 ]; + st = [ bsize*4, -bsize*4, -bsize*4, -bsize*4, -bsize*4, bsize*4, 2, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 9 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 9 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, 1, bsize*2, 1, 1 ]; + st = [ + bsize*4, + -bsize*4, + -bsize*4, + -bsize*4, + -bsize*4, + bsize*4, + bsize*4, + 2, + 2, + 2 + ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 9 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 9 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, 1, 1, bsize*2, 1 ]; + st = [ + bsize*4, + -bsize*4, + -bsize*4, + -bsize*4, + -bsize*4, + bsize*4, + bsize*4, + bsize*4, + 2, + 2 + ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 9 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 9 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, 1, 1, 1, bsize*2 ]; + st = [ + bsize*4, + -bsize*4, + -bsize*4, + -bsize*4, + -bsize*4, + bsize*4, + bsize*4, + bsize*4, + bsize*4, + 2 + ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 9 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 9 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (row-major, contiguous, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 1, 1, 1, 1, 1, 1, 2, 2, 1, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), dt ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (row-major, contiguous, negative strides, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 1, 1, 1, 1, 1, 1, 2, 2, 1, 2 ]; + st = [ -8, -8, -8, -8, -8, -8, -4, -2, -2, -1 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), dt ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (row-major, non-contiguous, same sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 1, 1, 1, 1, 1, 1, 2, 2, 1, 2 ]; + st = [ 16, 16, 16, 16, 16, 16, 8, 4, 4, 1 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 16, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (row-major, non-contiguous, mixed sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 1, 1, 1, 1, 1, 1, 2, 2, 1, 2 ]; + st = [ 16, 16, 16, 16, 16, -16, 8, -4, 4, 1 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 16, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ bsize*2, 1, 2, 1, 1, 2, 1, 1, 1, 1 ]; + st = [ 8, -8, -4, 4, 4, 2, 2, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 9 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, bsize*2, 1, 1, 1, 2, 1, 1, 1, 1 ]; + st = [ bsize*8, -4, -4, 4, 4, 2, 2, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 9 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, bsize*2, 1, 1, 2, 1, 1, 1, 1 ]; + st = [ bsize*8, bsize*8, -4, -4, 4, 2, 2, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 9 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, bsize*2, 1, 2, 1, 1, 1, 1 ]; + st = [ bsize*8, -bsize*8, -bsize*8, -4, 4, 2, 2, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 9 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, bsize*2, 2, 1, 1, 1, 1 ]; + st = [ bsize*8, -bsize*8, -bsize*8, -bsize*8, -4, 2, 2, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 9 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, bsize*2, 1, 1, 1, 1 ]; + st = [ bsize*4, -bsize*4, -bsize*4, -bsize*4, -bsize*4, 2, 2, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 9 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, bsize*2, 1, 1, 1 ]; + st = [ bsize*4, -bsize*4, -bsize*4, -bsize*4, -bsize*4, bsize*4, 2, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 9 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, 1, bsize*2, 1, 1 ]; + st = [ + bsize*4, + -bsize*4, + -bsize*4, + -bsize*4, + -bsize*4, + bsize*4, + bsize*4, + 2, + 2, + 2 + ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 9 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, 1, 1, bsize*2, 1 ]; + st = [ + bsize*4, + -bsize*4, + -bsize*4, + -bsize*4, + -bsize*4, + bsize*4, + bsize*4, + bsize*4, + 2, + 2 + ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 9 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, 1, 1, 1, bsize*2 ]; + st = [ + bsize*4, + -bsize*4, + -bsize*4, + -bsize*4, + -bsize*4, + bsize*4, + bsize*4, + bsize*4, + bsize*4, + 2 + ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 9 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (column-major, singleton dimensions)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 1, 1, 1, 1, 1, 1, 1, 1, 1, 4 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (column-major, singleton dimensions, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 1, 1, 1, 1, 1, 1, 1, 1, 1, 4 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), dt ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (column-major, empty)', function test( t ) { + var expected; + var xbuf; + var x; + var y; + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( 'float64', xbuf, [ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ], [ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ], 0, 'column-major' ); + y = ndarray( 'float64', zeros( 4, 'float64' ), [ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ], [ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ], 0, 'column-major' ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 0.0, + 0.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (column-major, contiguous)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 1, 1, 1, 1, 2, 1, 2, 1, 1, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (column-major, contiguous, negative strides)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 1, 1, 1, 1, 2, 1, 2, 1, 1, 2 ]; + st = [ -1, -1, -1, -1, -1, -2, -2, -4, -4, -4 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (column-major, non-contiguous, same sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 1, 1, 1, 1, 2, 1, 2, 1, 1, 2 ]; + st = [ 1, 1, 1, 1, 1, 2, 2, 4, 4, 8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 16, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (column-major, non-contiguous, mixed sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 1, 1, 1, 1, 2, 1, 2, 1, 1, 2 ]; + st = [ 1, 1, 1, 1, 1, 2, -2, -4, 4, 8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 16, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ bsize*2, 1, 2, 1, 1, 2, 1, 1, 1, 1 ]; + st = [ + 2, + bsize*4, + -bsize*4, + bsize*8, + bsize*8, + bsize*8, + bsize*16, + bsize*16, + bsize*16, + bsize*16 + ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, bsize*2, 1, 1, 1, 2, 1, 1, 1, 1 ]; + st = [ + 2, + 4, + -bsize*8, + bsize*8, + bsize*8, + bsize*8, + bsize*16, + bsize*16, + bsize*16, + bsize*16 + ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, bsize*2, 1, 1, 2, 1, 1, 1, 1 ]; + st = [ + 2, + 4, + -4, + bsize*8, + bsize*8, + bsize*8, + bsize*16, + bsize*16, + bsize*16, + bsize*16 + ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, bsize*2, 1, 2, 1, 1, 1, 1 ]; + st = [ 2, 4, -4, 4, bsize*8, bsize*8, bsize*16, bsize*16, bsize*16, bsize*16 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, bsize*2, 2, 1, 1, 1, 1 ]; + st = [ 2, 4, -4, 4, 4, bsize*8, bsize*16, bsize*16, bsize*16, bsize*16 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, bsize*2, 1, 1, 1, 1 ]; + st = [ 2, 4, -4, 4, 4, 4, bsize*8, bsize*8, bsize*8, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, bsize*2, 1, 1, 1 ]; + st = [ 2, 4, -4, 4, 4, 4, 4, bsize*8, bsize*8, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, 1, bsize*2, 1, 1 ]; + st = [ 2, 4, -4, 4, 4, 4, 4, 4, bsize*8, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, 1, 1, bsize*2, 1 ]; + st = [ 2, 4, -4, 4, 4, 4, 4, 4, 4, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, 1, 1, 1, bsize*2 ]; + st = [ 2, 4, -4, 4, 4, 4, 4, 4, 4, 4 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (column-major, contiguous, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 1, 1, 1, 1, 2, 1, 2, 1, 1, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), dt ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (column-major, contiguous, negative strides, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 1, 1, 1, 1, 2, 1, 2, 1, 1, 2 ]; + st = [ -1, -1, -1, -1, -1, -2, -2, -4, -4, -4 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), dt ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (column-major, non-contiguous, same sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 1, 1, 1, 1, 2, 1, 2, 1, 1, 2 ]; + st = [ 1, 1, 1, 1, 1, 2, 2, 4, 4, 8 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 16, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (column-major, non-contiguous, mixed sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 1, 1, 1, 1, 2, 1, 2, 1, 1, 2 ]; + st = [ 1, 1, 1, 1, 1, 2, -2, -4, -8, -8 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 16, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ bsize*2, 1, 2, 1, 1, 2, 1, 1, 1, 1 ]; + st = [ + 2, + bsize*4, + -bsize*4, + bsize*8, + bsize*8, + bsize*8, + bsize*16, + bsize*16, + bsize*16, + bsize*16 + ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, bsize*2, 1, 1, 1, 2, 1, 1, 1, 1 ]; + st = [ + 2, + 4, + -bsize*8, + bsize*8, + bsize*8, + bsize*8, + bsize*16, + bsize*16, + bsize*16, + bsize*16 + ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, bsize*2, 1, 1, 2, 1, 1, 1, 1 ]; + st = [ + 2, + 4, + -4, + bsize*8, + bsize*8, + bsize*8, + bsize*16, + bsize*16, + bsize*16, + bsize*16 + ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, bsize*2, 1, 2, 1, 1, 1, 1 ]; + st = [ 2, 4, -4, 4, bsize*8, bsize*8, bsize*16, bsize*16, bsize*16, bsize*16 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, bsize*2, 2, 1, 1, 1, 1 ]; + st = [ 2, 4, -4, 4, 4, bsize*8, bsize*16, bsize*16, bsize*16, bsize*16 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, bsize*2, 1, 1, 1, 1 ]; + st = [ 2, 4, -4, 4, 4, -4, bsize*8, bsize*8, bsize*8, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, bsize*2, 1, 1, 1 ]; + st = [ 2, 4, -4, 4, 4, -4, 4, bsize*8, bsize*8, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, 1, bsize*2, 1, 1 ]; + st = [ 2, 4, -4, 4, 4, -4, 4, 4, bsize*8, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, 1, 1, bsize*2, 1 ]; + st = [ 2, 4, -4, 4, 4, -4, 4, 4, 4, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 10-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, 1, 1, 1, bsize*2 ]; + st = [ 2, 4, -4, 4, 4, -4, 4, 4, 4, 4 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); diff --git a/lib/node_modules/@stdlib/ndarray/base/assign/test/test.1d.js b/lib/node_modules/@stdlib/ndarray/base/assign/test/test.1d.js new file mode 100644 index 000000000000..ef671ec69215 --- /dev/null +++ b/lib/node_modules/@stdlib/ndarray/base/assign/test/test.1d.js @@ -0,0 +1,132 @@ +/** +* @license Apache-2.0 +* +* Copyright (c) 2025 The Stdlib Authors. +* +* Licensed under the Apache License, Version 2.0 (the "License"); +* you may not use this file except in compliance with the License. +* You may obtain a copy of the License at +* +* http://www.apache.org/licenses/LICENSE-2.0 +* +* Unless required by applicable law or agreed to in writing, software +* distributed under the License is distributed on an "AS IS" BASIS, +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* See the License for the specific language governing permissions and +* limitations under the License. +*/ + +'use strict'; + +// MODULES // + +var tape = require( 'tape' ); +var isSameFloat64Array = require( '@stdlib/assert/is-same-float64array' ); +var isSameAccessorArray = require( '@stdlib/assert/is-same-accessor-array' ); +var toAccessorArray = require( '@stdlib/array/base/to-accessor-array' ); +var Float64Array = require( '@stdlib/array/float64' ); +var zeros = require( '@stdlib/array/zeros' ); +var ndarray = require( '@stdlib/ndarray/ctor' ); +var assign = require( './../lib' ); + + +// TESTS // + +tape( 'main export is a function', function test( t ) { + t.ok( true, __filename ); + t.strictEqual( typeof assign, 'function', 'main export is a function' ); + t.end(); +}); + +tape( 'the function assigns elements from a 1-dimensional input ndarray to an output ndarray', function test( t ) { + var expected; + var xbuf; + var x; + var y; + + xbuf = new Float64Array([ + 0.0, + 1.0, + 0.0, + 2.0, + 0.0, + 3.0, + 0.0, + 4.0 + ]); + x = ndarray( 'float64', xbuf, [ 4 ], [ 2 ], 1, 'row-major' ); + y = ndarray( 'float64', zeros( 8, 'float64' ), [ 4 ], [ 2 ], 1, 'row-major' ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 0.0, + 1.0, + 0.0, + 2.0, + 0.0, + 3.0, + 0.0, + 4.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 1-dimensional input ndarray to an output ndarray (empty array)', function test( t ) { + var expected; + var xbuf; + var x; + var y; + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + x = ndarray( 'float64', xbuf, [ 0 ], [ 1 ], 0, 'row-major' ); + y = ndarray( 'float64', zeros( 8, 'float64' ), [ 0 ], [ 1 ], 0, 'row-major' ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 0.0, + 0.0, + 0.0, + 0.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 1-dimensional input ndarray to an output ndarray (accessors)', function test( t ) { + var xbuf; + var x; + var y; + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0 + ]; + x = ndarray( 'generic', toAccessorArray( xbuf ), [ 4 ], [ 1 ], 0, 'row-major' ); + y = ndarray( 'generic', toAccessorArray( zeros( 4, 'generic' ) ), [ 4 ], [ 1 ], 0, 'row-major' ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); diff --git a/lib/node_modules/@stdlib/ndarray/base/assign/test/test.2d.js b/lib/node_modules/@stdlib/ndarray/base/assign/test/test.2d.js new file mode 100644 index 000000000000..36f053484149 --- /dev/null +++ b/lib/node_modules/@stdlib/ndarray/base/assign/test/test.2d.js @@ -0,0 +1,1155 @@ +/** +* @license Apache-2.0 +* +* Copyright (c) 2025 The Stdlib Authors. +* +* Licensed under the Apache License, Version 2.0 (the "License"); +* you may not use this file except in compliance with the License. +* You may obtain a copy of the License at +* +* http://www.apache.org/licenses/LICENSE-2.0 +* +* Unless required by applicable law or agreed to in writing, software +* distributed under the License is distributed on an "AS IS" BASIS, +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* See the License for the specific language governing permissions and +* limitations under the License. +*/ + +'use strict'; + +// MODULES // + +var tape = require( 'tape' ); +var isSameFloat64Array = require( '@stdlib/assert/is-same-float64array' ); +var isSameAccessorArray = require( '@stdlib/assert/is-same-accessor-array' ); +var toAccessorArray = require( '@stdlib/array/base/to-accessor-array' ); +var Float64Array = require( '@stdlib/array/float64' ); +var zeros = require( '@stdlib/array/zeros' ); +var ndarray = require( '@stdlib/ndarray/ctor' ); +var shape2strides = require( '@stdlib/ndarray/base/shape2strides' ); +var strides2offset = require( '@stdlib/ndarray/base/strides2offset' ); +var numel = require( '@stdlib/ndarray/base/numel' ); +var dfill = require( '@stdlib/blas/ext/base/dfill' ); +var gfill = require( '@stdlib/blas/ext/base/gfill' ); +var blockSize = require( '@stdlib/ndarray/base/nullary-tiling-block-size' ); +var assign = require( './../lib' ); + + +// TESTS // + +tape( 'main export is a function', function test( t ) { + t.ok( true, __filename ); + t.strictEqual( typeof assign, 'function', 'main export is a function' ); + t.end(); +}); + +tape( 'the function assigns elements from a 2-dimensional input ndarray to an output ndarray (row-major, singleton dimensions)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 4, 1 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 2-dimensional input ndarray to an output ndarray (row-major, singleton dimensions, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 4, 1 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), 'generic' ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 2-dimensional input ndarray to an output ndarray (row-major, empty)', function test( t ) { + var expected; + var xbuf; + var x; + var y; + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( 'float64', xbuf, [ 0, 0 ], [ 1, 1 ], 0, 'row-major' ); + y = ndarray( 'float64', zeros( 4, 'float64' ), [ 0, 0 ], [ 1, 1 ], 0, 'row-major' ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 0.0, + 0.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 2-dimensional input ndarray to an output ndarray (row-major, contiguous)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 2, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 2-dimensional input ndarray to an output ndarray (row-major, contiguous, negative strides)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 2, 2 ]; + st = [ -2, -1 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 2-dimensional input ndarray to an output ndarray (row-major, non-contiguous, same sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 2, 2 ]; + st = [ 4, 1 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 8, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 2-dimensional input ndarray to an output ndarray (row-major, non-contiguous, mixed sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 2, 2 ]; + st = [ 4, -1 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 8, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 2-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ bsize*2, 2 ]; + st = [ -4, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 1 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 1 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 2-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, bsize*2 ]; + st = [ bsize*4, -2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 1 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 1 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 2-dimensional input ndarray to an output ndarray (row-major, contiguous, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 2, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), 'generic' ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 2-dimensional input ndarray to an output ndarray (row-major, contiguous, negative strides, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 2, 2 ]; + st = [ -2, -1 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), 'generic' ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 2-dimensional input ndarray to an output ndarray (row-major, non-contiguous, same sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 2, 2 ]; + st = [ 4, 1 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 8, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 2-dimensional input ndarray to an output ndarray (row-major, non-contiguous, mixed sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 2, 2 ]; + st = [ 4, -1 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 8, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 2-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( 'generic' ); + sh = [ bsize*2, 2 ]; + st = [ -4, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 1 ] ); + ybuf = zeros( numel( sh )*2, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 2-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, bsize*2 ]; + st = [ bsize*4, -2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 1 ] ); + ybuf = zeros( numel( sh )*2, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 2-dimensional input ndarray to an output ndarray (column-major, singleton dimensions)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 1, 4 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 2-dimensional input ndarray to an output ndarray (column-major, singleton dimensions, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 4, 1 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), 'generic' ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 2-dimensional input ndarray to an output ndarray (column-major, empty)', function test( t ) { + var expected; + var xbuf; + var x; + var y; + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( 'float64', xbuf, [ 0, 0 ], [ 1, 1 ], 0, 'column-major' ); + y = ndarray( 'float64', zeros( 4, 'float64' ), [ 0, 0 ], [ 1, 1 ], 0, 'column-major' ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 0.0, + 0.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 2-dimensional input ndarray to an output ndarray (column-major, contiguous)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 2, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 2-dimensional input ndarray to an output ndarray (column-major, contiguous, negative strides)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 2, 2 ]; + st = [ -1, -2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 2-dimensional input ndarray to an output ndarray (column-major, non-contiguous, same sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 2, 2 ]; + st = [ 1, 4 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 8, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 2-dimensional input ndarray to an output ndarray (column-major, non-contiguous, mixed sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 2, 2 ]; + st = [ 1, -4 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 8, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 2-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ bsize*2, 2 ]; + st = [ 2, -bsize*4 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 2-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, bsize*2 ]; + st = [ -2, 4 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 2-dimensional input ndarray to an output ndarray (column-major, contiguous, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 2, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), 'generic' ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 2-dimensional input ndarray to an output ndarray (column-major, contiguous, negative strides, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 2, 2 ]; + st = [ -1, -2 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), 'generic' ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 2-dimensional input ndarray to an output ndarray (column-major, non-contiguous, same sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 2, 2 ]; + st = [ 1, 4 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 8, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 2-dimensional input ndarray to an output ndarray (column-major, non-contiguous, mixed sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 2, 2 ]; + st = [ 1, -4 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 8, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 2-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( 'generic' ); + sh = [ bsize*2, 2 ]; + st = [ 2, -bsize*4 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 2-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, bsize*2 ]; + st = [ -2, 4 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); diff --git a/lib/node_modules/@stdlib/ndarray/base/assign/test/test.3d.js b/lib/node_modules/@stdlib/ndarray/base/assign/test/test.3d.js new file mode 100644 index 000000000000..60f42aa2df5b --- /dev/null +++ b/lib/node_modules/@stdlib/ndarray/base/assign/test/test.3d.js @@ -0,0 +1,1295 @@ +/** +* @license Apache-2.0 +* +* Copyright (c) 2025 The Stdlib Authors. +* +* Licensed under the Apache License, Version 2.0 (the "License"); +* you may not use this file except in compliance with the License. +* You may obtain a copy of the License at +* +* http://www.apache.org/licenses/LICENSE-2.0 +* +* Unless required by applicable law or agreed to in writing, software +* distributed under the License is distributed on an "AS IS" BASIS, +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* See the License for the specific language governing permissions and +* limitations under the License. +*/ + +'use strict'; + +// MODULES // + +var tape = require( 'tape' ); +var isSameFloat64Array = require( '@stdlib/assert/is-same-float64array' ); +var isSameAccessorArray = require( '@stdlib/assert/is-same-accessor-array' ); +var toAccessorArray = require( '@stdlib/array/base/to-accessor-array' ); +var Float64Array = require( '@stdlib/array/float64' ); +var zeros = require( '@stdlib/array/zeros' ); +var ndarray = require( '@stdlib/ndarray/ctor' ); +var shape2strides = require( '@stdlib/ndarray/base/shape2strides' ); +var strides2offset = require( '@stdlib/ndarray/base/strides2offset' ); +var numel = require( '@stdlib/ndarray/base/numel' ); +var dfill = require( '@stdlib/blas/ext/base/dfill' ); +var gfill = require( '@stdlib/blas/ext/base/gfill' ); +var blockSize = require( '@stdlib/ndarray/base/nullary-tiling-block-size' ); +var assign = require( './../lib' ); + + +// TESTS // + +tape( 'main export is a function', function test( t ) { + t.ok( true, __filename ); + t.strictEqual( typeof assign, 'function', 'main export is a function' ); + t.end(); +}); + +tape( 'the function assigns elements from a 3-dimensional input ndarray to an output ndarray (row-major, singleton dimensions)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 4, 1, 1 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 3-dimensional input ndarray to an output ndarray (row-major, singleton dimensions, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 4, 1, 1 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), 'generic' ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 3-dimensional input ndarray to an output ndarray (row-major, empty)', function test( t ) { + var expected; + var xbuf; + var x; + var y; + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( 'float64', xbuf, [ 0, 0, 0 ], [ 1, 1, 1 ], 0, 'row-major' ); + y = ndarray( 'float64', zeros( 4, 'float64' ), [ 0, 0, 0 ], [ 1, 1, 1 ], 0, 'row-major' ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 0.0, + 0.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 3-dimensional input ndarray to an output ndarray (row-major, contiguous)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 2, 1, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 3-dimensional input ndarray to an output ndarray (row-major, contiguous, negative strides)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 2, 1, 2 ]; + st = [ -2, -2, -1 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 3-dimensional input ndarray to an output ndarray (row-major, non-contiguous, same sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 2, 1, 2 ]; + st = [ 4, 2, 1 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 8, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 3-dimensional input ndarray to an output ndarray (row-major, non-contiguous, mixed sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 2, 1, 2 ]; + st = [ 4, -2, 1 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 8, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 3-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ bsize*2, 1, 2 ]; + st = [ -4, 4, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 2 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 2 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 3-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, bsize*2, 1 ]; + st = [ bsize*4, 2, -2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 2 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 2 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 3-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, bsize*2 ]; + st = [ bsize*4, bsize*4, -2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 2 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 2 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 3-dimensional input ndarray to an output ndarray (row-major, contiguous, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 2, 1, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), 'generic' ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 3-dimensional input ndarray to an output ndarray (row-major, contiguous, negative strides, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 2, 1, 2 ]; + st = [ -2, -2, -1 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), 'generic' ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 3-dimensional input ndarray to an output ndarray (row-major, non-contiguous, same sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 2, 1, 2 ]; + st = [ 4, 2, 1 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 8, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 3-dimensional input ndarray to an output ndarray (row-major, non-contiguous, mixed sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 2, 1, 2 ]; + st = [ 4, -2, 1 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 8, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 3-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( 'generic' ); + sh = [ bsize*2, 1, 2 ]; + st = [ -4, 4, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 2 ] ); + ybuf = zeros( numel( sh )*2, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 3-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, bsize*2, 1 ]; + st = [ bsize*4, 2, -2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 2 ] ); + ybuf = zeros( numel( sh )*2, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 3-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, 1, bsize*2 ]; + st = [ bsize*4, bsize*4, -2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 2 ] ); + ybuf = zeros( numel( sh )*2, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 3-dimensional input ndarray to an output ndarray (column-major, singleton dimensions)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 1, 1, 4 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 3-dimensional input ndarray to an output ndarray (column-major, singleton dimensions, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 4, 1, 1 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), 'generic' ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 3-dimensional input ndarray to an output ndarray (column-major, empty)', function test( t ) { + var expected; + var xbuf; + var x; + var y; + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( 'float64', xbuf, [ 0, 0, 0 ], [ 1, 1, 1 ], 0, 'column-major' ); + y = ndarray( 'float64', zeros( 4, 'float64' ), [ 0, 0, 0 ], [ 1, 1, 1 ], 0, 'column-major' ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 0.0, + 0.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 3-dimensional input ndarray to an output ndarray (column-major, contiguous)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 2, 1, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 3-dimensional input ndarray to an output ndarray (column-major, contiguous, negative strides)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 2, 1, 2 ]; + st = [ -1, -1, -2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 3-dimensional input ndarray to an output ndarray (column-major, non-contiguous, same sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 2, 1, 2 ]; + st = [ 1, 2, 4 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 8, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 3-dimensional input ndarray to an output ndarray (column-major, non-contiguous, mixed sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 2, 1, 2 ]; + st = [ 1, -2, -4 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 8, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 3-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ bsize*2, 1, 2 ]; + st = [ 2, -bsize*4, bsize*4 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 3-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, bsize*2, 1 ]; + st = [ -2, 4, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 3-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, bsize*2 ]; + st = [ -2, 4, 4 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 3-dimensional input ndarray to an output ndarray (column-major, contiguous, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 2, 1, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), 'generic' ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 3-dimensional input ndarray to an output ndarray (column-major, contiguous, negative strides, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 2, 1, 2 ]; + st = [ -1, -1, -2 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), 'generic' ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 3-dimensional input ndarray to an output ndarray (column-major, non-contiguous, same sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 2, 1, 2 ]; + st = [ 1, 2, 4 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 8, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 3-dimensional input ndarray to an output ndarray (column-major, non-contiguous, mixed sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 2, 1, 2 ]; + st = [ 1, -2, -4 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 8, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 3-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( 'generic' ); + sh = [ bsize*2, 1, 2 ]; + st = [ 2, -bsize*4, bsize*4 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 3-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, bsize*2, 1 ]; + st = [ -2, 4, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 3-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, 1, bsize*2 ]; + st = [ -2, 4, 4 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); diff --git a/lib/node_modules/@stdlib/ndarray/base/assign/test/test.4d.js b/lib/node_modules/@stdlib/ndarray/base/assign/test/test.4d.js new file mode 100644 index 000000000000..c375aa5864fb --- /dev/null +++ b/lib/node_modules/@stdlib/ndarray/base/assign/test/test.4d.js @@ -0,0 +1,1459 @@ +/** +* @license Apache-2.0 +* +* Copyright (c) 2025 The Stdlib Authors. +* +* Licensed under the Apache License, Version 2.0 (the "License"); +* you may not use this file except in compliance with the License. +* You may obtain a copy of the License at +* +* http://www.apache.org/licenses/LICENSE-2.0 +* +* Unless required by applicable law or agreed to in writing, software +* distributed under the License is distributed on an "AS IS" BASIS, +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* See the License for the specific language governing permissions and +* limitations under the License. +*/ + +'use strict'; + +// MODULES // + +var tape = require( 'tape' ); +var isSameFloat64Array = require( '@stdlib/assert/is-same-float64array' ); +var isSameAccessorArray = require( '@stdlib/assert/is-same-accessor-array' ); +var toAccessorArray = require( '@stdlib/array/base/to-accessor-array' ); +var Float64Array = require( '@stdlib/array/float64' ); +var zeros = require( '@stdlib/array/zeros' ); +var ndarray = require( '@stdlib/ndarray/ctor' ); +var shape2strides = require( '@stdlib/ndarray/base/shape2strides' ); +var strides2offset = require( '@stdlib/ndarray/base/strides2offset' ); +var numel = require( '@stdlib/ndarray/base/numel' ); +var dfill = require( '@stdlib/blas/ext/base/dfill' ); +var gfill = require( '@stdlib/blas/ext/base/gfill' ); +var blockSize = require( '@stdlib/ndarray/base/nullary-tiling-block-size' ); +var assign = require( './../lib' ); + + +// TESTS // + +tape( 'main export is a function', function test( t ) { + t.ok( true, __filename ); + t.strictEqual( typeof assign, 'function', 'main export is a function' ); + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (row-major, singleton dimensions)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 4, 1, 1, 1 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (row-major, singleton dimensions, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 4, 1, 1, 1 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), 'generic' ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (row-major, empty)', function test( t ) { + var expected; + var xbuf; + var x; + var y; + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( 'float64', xbuf, [ 0, 0, 0, 0 ], [ 1, 1, 1, 1 ], 0, 'row-major' ); + y = ndarray( 'float64', zeros( 4, 'float64' ), [ 0, 0, 0, 0 ], [ 1, 1, 1, 1 ], 0, 'row-major' ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 0.0, + 0.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (row-major, contiguous)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 2, 1, 2, 1 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (row-major, contiguous, negative strides)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 2, 2, 1, 2 ]; + st = [ -4, -2, -2, -1 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (row-major, non-contiguous, same sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 2, 1, 2, 1 ]; + st = [ 4, 2, 1, 1 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 8, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (row-major, non-contiguous, mixed sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 2, 1, 2, 1 ]; + st = [ 4, -2, -1, 1 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 8, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( 'generic' ); + sh = [ bsize*2, 1, 2, 1 ]; + st = [ -4, -4, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 3 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 3 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( 'generic' ); + sh = [ 1, bsize*2, 2, 1 ]; + st = [ -bsize*8, -4, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 3 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 3 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( 'generic' ); + sh = [ 1, 2, bsize*2, 1 ]; + st = [ bsize*8, bsize*4, -2, -2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 3 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 3 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( 'generic' ); + sh = [ 1, 2, 1, bsize*2 ]; + st = [ bsize*8, bsize*4, bsize*4, -2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 3 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 3 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (row-major, contiguous, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 2, 1, 2, 1 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), 'generic' ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (row-major, contiguous, negative strides, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 2, 2, 1, 2 ]; + st = [ -4, -2, -2, -1 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), 'generic' ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (row-major, non-contiguous, same sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 2, 1, 2, 1 ]; + st = [ 4, 2, 1, 1 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 8, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (row-major, non-contiguous, mixed sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 2, 1, 2, 1 ]; + st = [ 4, -2, -1, 1 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 8, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( 'generic' ); + sh = [ bsize*2, 1, 2, 1 ]; + st = [ -4, -4, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 3 ] ); + ybuf = zeros( numel( sh )*2, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( 'generic' ); + sh = [ 1, bsize*2, 2, 1 ]; + st = [ -bsize*8, -4, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 3 ] ); + ybuf = zeros( numel( sh )*2, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, 1, bsize*2, 1 ]; + st = [ -bsize*4, bsize*4, -2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 3 ] ); + ybuf = zeros( numel( sh )*2, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, 1, 1, bsize*2 ]; + st = [ -bsize*4, bsize*4, -bsize*4, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 3 ] ); + ybuf = zeros( numel( sh )*2, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (column-major, singleton dimensions)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 1, 1, 1, 4 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (column-major, singleton dimensions, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 1, 1, 1, 4 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), 'generic' ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (column-major, empty)', function test( t ) { + var expected; + var xbuf; + var x; + var y; + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( 'float64', xbuf, [ 0, 0, 0, 0 ], [ 1, 1, 1, 1 ], 0, 'column-major' ); + y = ndarray( 'float64', zeros( 4, 'float64' ), [ 0, 0, 0, 0 ], [ 1, 1, 1, 1 ], 0, 'column-major' ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 0.0, + 0.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (column-major, contiguous)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 2, 1, 2, 1 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (column-major, contiguous, negative strides)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 2, 2, 1, 2 ]; + st = [ -4, -2, -2, -1 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (column-major, non-contiguous, same sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 2, 1, 2, 1 ]; + st = [ 1, 2, 4, 8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 8, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (column-major, non-contiguous, mixed sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 2, 1, 2, 1 ]; + st = [ 1, -2, -4, 8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 8, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( 'generic' ); + sh = [ 1, 2, 1, bsize*2 ]; + st = [ 2, 2, -4, -4 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( 'generic' ); + sh = [ 1, 2, bsize*2, 1 ]; + st = [ 2, 2, -4, -bsize*4 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( 'generic' ); + sh = [ 1, bsize*2, 1, 2 ]; + st = [ 2, 2, -bsize*4, -bsize*4 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( 'generic' ); + sh = [ bsize*2, 1, 1, 2 ]; + st = [ 2, -bsize*4, bsize*4, -bsize*4 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (column-major, contiguous, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 2, 1, 2, 1 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), 'generic' ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (column-major, contiguous, negative strides, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 2, 2, 1, 2 ]; + st = [ -1, -2, -4, -4 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), 'generic' ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (column-major, non-contiguous, same sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 2, 1, 2, 1 ]; + st = [ 1, 2, 4, 8 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 8, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (column-major, non-contiguous, mixed sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 2, 1, 2, 1 ]; + st = [ 1, 2, -4, -8 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 8, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( 'generic' ); + sh = [ bsize*2, 1, 2, 1 ]; + st = [ 2, -bsize*4, -bsize*4, -bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, bsize*2, 1, 1 ]; + st = [ 1, 2, -bsize*4, -bsize*4 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, 1, bsize*2, 1 ]; + st = [ 2, 4, -4, -bsize*4 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 4-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, 1, 1, bsize*4 ]; + st = [ 2, 4, -4, -4 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); diff --git a/lib/node_modules/@stdlib/ndarray/base/assign/test/test.5d.js b/lib/node_modules/@stdlib/ndarray/base/assign/test/test.5d.js new file mode 100644 index 000000000000..19a8a82c449e --- /dev/null +++ b/lib/node_modules/@stdlib/ndarray/base/assign/test/test.5d.js @@ -0,0 +1,1703 @@ +/** +* @license Apache-2.0 +* +* Copyright (c) 2025 The Stdlib Authors. +* +* Licensed under the Apache License, Version 2.0 (the "License"); +* you may not use this file except in compliance with the License. +* You may obtain a copy of the License at +* +* http://www.apache.org/licenses/LICENSE-2.0 +* +* Unless required by applicable law or agreed to in writing, software +* distributed under the License is distributed on an "AS IS" BASIS, +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* See the License for the specific language governing permissions and +* limitations under the License. +*/ + +'use strict'; + +// MODULES // + +var tape = require( 'tape' ); +var isSameFloat64Array = require( '@stdlib/assert/is-same-float64array' ); +var isSameAccessorArray = require( '@stdlib/assert/is-same-accessor-array' ); +var Float64Array = require( '@stdlib/array/float64' ); +var zeros = require( '@stdlib/array/zeros' ); +var ndarray = require( '@stdlib/ndarray/ctor' ); +var shape2strides = require( '@stdlib/ndarray/base/shape2strides' ); +var strides2offset = require( '@stdlib/ndarray/base/strides2offset' ); +var numel = require( '@stdlib/ndarray/base/numel' ); +var dfill = require( '@stdlib/blas/ext/base/dfill' ); +var gfill = require( '@stdlib/blas/ext/base/gfill' ); +var blockSize = require( '@stdlib/ndarray/base/nullary-tiling-block-size' ); +var toAccessorArray = require( '@stdlib/array/base/to-accessor-array' ); +var assign = require( './../lib' ); + + +// TESTS // + +tape( 'main export is a function', function test( t ) { + t.ok( true, __filename ); + t.strictEqual( typeof assign, 'function', 'main export is a function' ); + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (row-major, singleton dimensions)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 4, 1, 1, 1, 1 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (row-major, singleton dimensions, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 4, 1, 1, 1, 1 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), 'generic' ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (row-major, empty)', function test( t ) { + var expected; + var xbuf; + var x; + var y; + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( 'float64', xbuf, [ 0, 0, 0, 0, 0 ], [ 1, 1, 1, 1, 1 ], 0, 'row-major' ); + y = ndarray( 'float64', zeros( 4, 'float64' ), [ 0, 0, 0, 0, 0 ], [ 1, 1, 1, 1, 1 ], 0, 'row-major' ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 0.0, + 0.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (row-major, contiguous)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 2, 1, 2, 1, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (row-major, contiguous, negative strides)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 2, 2, 1, 2, 2 ]; + st = [ -8, -4, -4, -2, -1 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0, + 9.0, + 10.0, + 11.0, + 12.0, + 13.0, + 14.0, + 15.0, + 16.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0, + 9.0, + 10.0, + 11.0, + 12.0, + 13.0, + 14.0, + 15.0, + 16.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (row-major, non-contiguous, same sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 2, 1, 2, 1, 2 ]; + st = [ 8, 4, 2, 2, 1 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + ybuf = zeros( 12, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (row-major, non-contiguous, mixed sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 2, 1, 2, 1, 2 ]; + st = [ 8, 4, -2, -2, 1 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + ybuf = zeros( 12, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ bsize*2, 1, 2, 1, 2 ]; + st = [ 8, -8, -4, 4, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 4 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 4 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, bsize*2, 1, 1, 2 ]; + st = [ bsize*8, -4, 4, -4, -2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 4 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 4 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, bsize*2, 1, 2 ]; + st = [ bsize*8, bsize*8, -4, -4, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 4 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 4 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 2, bsize*2, 1 ]; + st = [ bsize*8, -bsize*8, -bsize*4, -2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 4 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 4 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 2, 1, bsize*2 ]; + st = [ bsize*8, -bsize*8, -bsize*4, -bsize*4, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 4 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 4 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (row-major, contiguous, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 2, 1, 2, 1, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), 'generic' ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (row-major, contiguous, negative strides, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 2, 1, 2, 1, 2 ]; + st = [ -4, -4, -2, -2, -1 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), 'generic' ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (row-major, non-contiguous, same sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 2, 1, 2, 1, 2 ]; + st = [ 8, 4, 2, 2, 1 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]; + ybuf = zeros( 12, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (row-major, non-contiguous, mixed sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 2, 1, 2, 1, 2 ]; + st = [ 8, 4, -2, -2, -1 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]; + ybuf = zeros( 12, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( 'generic' ); + sh = [ bsize*2, 1, 2, 1, 2 ]; + st = [ 8, -8, -4, 4, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 4 ] ); + ybuf = zeros( numel( sh )*2, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, bsize*2, 1, 1, 2 ]; + st = [ bsize*8, -4, 4, -4, -2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 4 ] ); + ybuf = zeros( numel( sh )*2, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, 1, bsize*2, 1, 2 ]; + st = [ bsize*8, bsize*8, -4, -4, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 4 ] ); + ybuf = zeros( numel( sh )*2, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, 1, 1, bsize*2, 2 ]; + st = [ bsize*8, -bsize*8, -bsize*8, -4, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 4 ] ); + ybuf = zeros( numel( sh )*2, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, 1, 2, 1, bsize*2 ]; + st = [ bsize*8, -bsize*8, -bsize*4, -bsize*4, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 4 ] ); + ybuf = zeros( numel( sh )*2, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (column-major, singleton dimensions)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 1, 1, 1, 1, 4 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (column-major, singleton dimensions, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 1, 1, 1, 1, 4 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), 'generic' ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (column-major, empty)', function test( t ) { + var expected; + var xbuf; + var x; + var y; + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( 'float64', xbuf, [ 0, 0, 0, 0, 0 ], [ 1, 1, 1, 1, 1 ], 0, 'column-major' ); + y = ndarray( 'float64', zeros( 4, 'float64' ), [ 0, 0, 0, 0, 0 ], [ 1, 1, 1, 1, 1 ], 0, 'column-major' ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 0.0, + 0.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (column-major, contiguous)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 2, 1, 2, 1, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (column-major, contiguous, negative strides)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 2, 2, 1, 2, 2 ]; + st = [ -1, -2, -4, -4, -8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0, + 9.0, + 10.0, + 11.0, + 12.0, + 13.0, + 14.0, + 15.0, + 16.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0, + 9.0, + 10.0, + 11.0, + 12.0, + 13.0, + 14.0, + 15.0, + 16.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (column-major, non-contiguous, same sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 2, 1, 2, 1, 2 ]; + st = [ 1, 2, 2, 4, 8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + ybuf = zeros( 12, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (column-major, non-contiguous, mixed sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 2, 1, 2, 1, 2 ]; + st = [ 1, 2, -2, -4, 8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + ybuf = zeros( 12, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ bsize*2, 1, 2, 1, 2 ]; + st = [ -2, bsize*4, -bsize*4, bsize*8, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, bsize*2, 1, 1, 2 ]; + st = [ -2, 4, -bsize*8, bsize*8, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, bsize*2, 1, 2 ]; + st = [ -2, 4, -4, bsize*8, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, bsize*2, 2 ]; + st = [ -2, 4, -4, 4, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 2, 1, bsize*2 ]; + st = [ -2, 4, -4, 8, 8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (column-major, contiguous, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 2, 1, 2, 1, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), 'generic' ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (column-major, contiguous, negative strides, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 2, 1, 2, 1, 2 ]; + st = [ -1, -2, -2, -4, -4 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), 'generic' ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (column-major, non-contiguous, same sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 2, 1, 2, 1, 2 ]; + st = [ 1, 2, 2, 4, 8 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]; + ybuf = zeros( 12, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (column-major, non-contiguous, mixed sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 2, 1, 2, 1, 2 ]; + st = [ 1, 2, -2, -4, -8 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]; + ybuf = zeros( 12, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( 'generic' ); + sh = [ bsize*2, 1, 2, 1, 2 ]; + st = [ -2, bsize*4, -bsize*4, bsize*8, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, bsize*2, 2, 1, 1 ]; + st = [ -2, 4, -bsize*8, bsize*16, bsize*16 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, 1, bsize*2, 1, 2 ]; + st = [ -2, 4, -4, bsize*8, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, 1, 1, bsize*2, 2 ]; + st = [ -2, -4, -4, 4, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 5-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, 1, 2, 1, bsize*2 ]; + st = [ 2, 4, -4, 8, -8 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); diff --git a/lib/node_modules/@stdlib/ndarray/base/assign/test/test.6d.js b/lib/node_modules/@stdlib/ndarray/base/assign/test/test.6d.js new file mode 100644 index 000000000000..26a8db9041b7 --- /dev/null +++ b/lib/node_modules/@stdlib/ndarray/base/assign/test/test.6d.js @@ -0,0 +1,1859 @@ +/** +* @license Apache-2.0 +* +* Copyright (c) 2025 The Stdlib Authors. +* +* Licensed under the Apache License, Version 2.0 (the "License"); +* you may not use this file except in compliance with the License. +* You may obtain a copy of the License at +* +* http://www.apache.org/licenses/LICENSE-2.0 +* +* Unless required by applicable law or agreed to in writing, software +* distributed under the License is distributed on an "AS IS" BASIS, +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* See the License for the specific language governing permissions and +* limitations under the License. +*/ + +'use strict'; + +// MODULES // + +var tape = require( 'tape' ); +var isSameFloat64Array = require( '@stdlib/assert/is-same-float64array' ); +var isSameAccessorArray = require( '@stdlib/assert/is-same-accessor-array' ); +var Float64Array = require( '@stdlib/array/float64' ); +var zeros = require( '@stdlib/array/zeros' ); +var ndarray = require( '@stdlib/ndarray/ctor' ); +var shape2strides = require( '@stdlib/ndarray/base/shape2strides' ); +var strides2offset = require( '@stdlib/ndarray/base/strides2offset' ); +var numel = require( '@stdlib/ndarray/base/numel' ); +var dfill = require( '@stdlib/blas/ext/base/dfill' ); +var gfill = require( '@stdlib/blas/ext/base/gfill' ); +var blockSize = require( '@stdlib/ndarray/base/nullary-tiling-block-size' ); +var toAccessorArray = require( '@stdlib/array/base/to-accessor-array' ); +var assign = require( './../lib' ); + + +// TESTS // + +tape( 'main export is a function', function test( t ) { + t.ok( true, __filename ); + t.strictEqual( typeof assign, 'function', 'main export is a function' ); + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (row-major, singleton dimensions)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 4, 1, 1, 1, 1, 1 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (row-major, singleton dimensions, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 4, 1, 1, 1, 1, 1 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), 'generic' ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (row-major, empty)', function test( t ) { + var expected; + var xbuf; + var x; + var y; + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( 'float64', xbuf, [ 0, 0, 0, 0, 0, 0 ], [ 1, 1, 1, 1, 1, 1 ], 0, 'row-major' ); + y = ndarray( 'float64', zeros( 4, 'float64' ), [ 0, 0, 0, 0, 0, 0 ], [ 1, 1, 1, 1, 1, 1 ], 0, 'row-major' ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 0.0, + 0.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (row-major, contiguous)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 1, 1, 2, 2, 1, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (row-major, contiguous, negative strides)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 1, 1, 2, 2, 1, 2 ]; + st = [ -8, -8, -4, -2, -2, -1 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (row-major, non-contiguous, same sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 1, 1, 2, 2, 1, 2 ]; + st = [ 16, 16, 8, 4, 4, 1 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 16, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (row-major, non-contiguous, mixed sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 1, 1, 2, 2, 1, 2 ]; + st = [ 16, -16, 8, -4, 4, 1 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 16, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ bsize*2, 1, 2, 1, 1, 2 ]; + st = [ 8, -8, -4, 4, 4, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 5 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 5 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, bsize*2, 1, 1, 1, 2 ]; + st = [ bsize*8, -4, -4, 4, 4, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 5 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 5 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, bsize*2, 1, 1, 2 ]; + st = [ bsize*8, bsize*8, -4, -4, 4, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 5 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 5 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, bsize*2, 1, 2 ]; + st = [ bsize*8, -bsize*8, -bsize*8, -4, 4, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 5 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 5 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, bsize*2, 2 ]; + st = [ bsize*8, -bsize*8, -bsize*8, -bsize*8, -4, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 5 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 5 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, bsize*2 ]; + st = [ bsize*4, -bsize*4, -bsize*4, -bsize*4, -bsize*4, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 5 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 5 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (row-major, contiguous, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 1, 1, 2, 2, 1, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), 'generic' ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (row-major, contiguous, negative strides, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 1, 1, 2, 2, 1, 2 ]; + st = [ -8, -8, -4, -2, -2, -1 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), 'generic' ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (row-major, non-contiguous, same sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 1, 1, 2, 2, 1, 2 ]; + st = [ 16, 16, 8, 4, 4, 1 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 16, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (row-major, non-contiguous, mixed sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 1, 1, 2, 2, 1, 2 ]; + st = [ 16, -16, 8, -4, 4, 1 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 16, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ bsize*2, 1, 2, 1, 1, 2 ]; + st = [ 8, -8, -4, 4, 4, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 5 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, bsize*2, 1, 1, 1, 2 ]; + st = [ bsize*8, -4, -4, 4, 4, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 5 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, bsize*2, 1, 1, 2 ]; + st = [ bsize*8, bsize*8, -4, -4, 4, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 5 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, bsize*2, 1, 2 ]; + st = [ bsize*8, -bsize*8, -bsize*8, -4, 4, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 5 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, bsize*2, 2 ]; + st = [ bsize*8, -bsize*8, -bsize*8, -bsize*8, -4, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 5 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, bsize*2 ]; + st = [ bsize*4, -bsize*4, -bsize*4, -bsize*4, -bsize*4, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 5 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (column-major, singleton dimensions)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 1, 1, 1, 1, 1, 4 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (column-major, singleton dimensions, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 1, 1, 1, 1, 1, 4 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), dt ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (column-major, empty)', function test( t ) { + var expected; + var xbuf; + var x; + var y; + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( 'float64', xbuf, [ 0, 0, 0, 0, 0, 0 ], [ 1, 1, 1, 1, 1, 1 ], 0, 'column-major' ); + y = ndarray( 'float64', zeros( 4, 'float64' ), [ 0, 0, 0, 0, 0, 0 ], [ 1, 1, 1, 1, 1, 1 ], 0, 'column-major' ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 0.0, + 0.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (column-major, contiguous)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 2, 1, 2, 1, 1, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (column-major, contiguous, negative strides)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 2, 1, 2, 1, 1, 2 ]; + st = [ -1, -2, -2, -4, -4, -4 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (column-major, non-contiguous, same sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 2, 1, 2, 1, 1, 2 ]; + st = [ 1, 2, 2, 4, 4, 8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 16, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (column-major, non-contiguous, mixed sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 2, 1, 2, 1, 1, 2 ]; + st = [ 1, 2, -2, -4, 4, 8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 16, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ bsize*2, 1, 2, 1, 1, 2 ]; + st = [ 2, bsize*4, -bsize*4, bsize*8, bsize*8, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, bsize*2, 1, 1, 1, 2 ]; + st = [ 2, 4, -bsize*8, bsize*8, bsize*8, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, bsize*2, 1, 1, 2 ]; + st = [ 2, 4, -4, bsize*8, bsize*8, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, bsize*2, 1, 2 ]; + st = [ 2, 4, -4, 4, bsize*8, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, bsize*2, 2 ]; + st = [ 2, 4, -4, 4, 4, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, bsize*2 ]; + st = [ 2, 4, -4, 4, 4, 4 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (column-major, contiguous, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 2, 1, 2, 1, 1, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), dt ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (column-major, contiguous, negative strides, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 2, 1, 2, 1, 1, 2 ]; + st = [ -1, -2, -2, -4, -4, -4 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), dt ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (column-major, non-contiguous, same sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 2, 1, 2, 1, 1, 2 ]; + st = [ 1, 2, 2, 4, 4, 8 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 16, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (column-major, non-contiguous, mixed sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 2, 1, 2, 1, 1, 2 ]; + st = [ 1, 2, -2, -4, -8, -8 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 16, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ bsize*2, 1, 2, 1, 1, 2 ]; + st = [ 2, bsize*4, -bsize*4, bsize*8, bsize*8, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, bsize*2, 1, 1, 1, 2 ]; + st = [ 2, 4, -bsize*8, bsize*8, bsize*8, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, bsize*2, 1, 1, 2 ]; + st = [ 2, 4, -4, bsize*8, bsize*8, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, bsize*2, 1, 2 ]; + st = [ 2, 4, -4, 4, bsize*8, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, bsize*2, 2 ]; + st = [ 2, 4, -4, 4, 4, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 6-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, bsize*2 ]; + st = [ 2, 4, -4, 4, 4, -4 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); diff --git a/lib/node_modules/@stdlib/ndarray/base/assign/test/test.7d.js b/lib/node_modules/@stdlib/ndarray/base/assign/test/test.7d.js new file mode 100644 index 000000000000..656368e47920 --- /dev/null +++ b/lib/node_modules/@stdlib/ndarray/base/assign/test/test.7d.js @@ -0,0 +1,1999 @@ +/** +* @license Apache-2.0 +* +* Copyright (c) 2025 The Stdlib Authors. +* +* Licensed under the Apache License, Version 2.0 (the "License"); +* you may not use this file except in compliance with the License. +* You may obtain a copy of the License at +* +* http://www.apache.org/licenses/LICENSE-2.0 +* +* Unless required by applicable law or agreed to in writing, software +* distributed under the License is distributed on an "AS IS" BASIS, +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* See the License for the specific language governing permissions and +* limitations under the License. +*/ + +'use strict'; + +// MODULES // + +var tape = require( 'tape' ); +var isSameFloat64Array = require( '@stdlib/assert/is-same-float64array' ); +var isSameAccessorArray = require( '@stdlib/assert/is-same-accessor-array' ); +var Float64Array = require( '@stdlib/array/float64' ); +var zeros = require( '@stdlib/array/zeros' ); +var ndarray = require( '@stdlib/ndarray/ctor' ); +var shape2strides = require( '@stdlib/ndarray/base/shape2strides' ); +var strides2offset = require( '@stdlib/ndarray/base/strides2offset' ); +var numel = require( '@stdlib/ndarray/base/numel' ); +var dfill = require( '@stdlib/blas/ext/base/dfill' ); +var gfill = require( '@stdlib/blas/ext/base/gfill' ); +var blockSize = require( '@stdlib/ndarray/base/nullary-tiling-block-size' ); +var toAccessorArray = require( '@stdlib/array/base/to-accessor-array' ); +var assign = require( './../lib' ); + + +// TESTS // + +tape( 'main export is a function', function test( t ) { + t.ok( true, __filename ); + t.strictEqual( typeof assign, 'function', 'main export is a function' ); + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (row-major, singleton dimensions)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 4, 1, 1, 1, 1, 1, 1 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (row-major, singleton dimensions, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 4, 1, 1, 1, 1, 1, 1 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), dt ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (row-major, empty)', function test( t ) { + var expected; + var xbuf; + var x; + var y; + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( 'float64', xbuf, [ 0, 0, 0, 0, 0, 0, 0 ], [ 1, 1, 1, 1, 1, 1, 1 ], 0, 'row-major' ); + y = ndarray( 'float64', zeros( 4, 'float64' ), [ 0, 0, 0, 0, 0, 0, 0 ], [ 1, 1, 1, 1, 1, 1, 1 ], 0, 'row-major' ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 0.0, + 0.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (row-major, contiguous)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 1, 1, 1, 2, 2, 1, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (row-major, contiguous, negative strides)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 1, 1, 1, 2, 2, 1, 2 ]; + st = [ -8, -8, -8, -4, -2, -2, -1 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (row-major, non-contiguous, same sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 1, 1, 1, 2, 2, 1, 2 ]; + st = [ 16, 16, 16, 8, 4, 4, 1 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 16, 'float64' ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (row-major, non-contiguous, mixed sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 1, 1, 1, 2, 2, 1, 2 ]; + st = [ 16, 16, -16, 8, -4, 4, 1 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 16, 'float64' ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( 'generic' ); + sh = [ bsize*2, 1, 2, 1, 1, 2, 1 ]; + st = [ 8, -8, -4, 4, 4, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 5 ] ); + ybuf = zeros( numel( sh )*2, 'float64' ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 5 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, bsize*2, 1, 1, 1, 2, 1 ]; + st = [ bsize*8, -4, -4, 4, 4, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 5 ] ); + ybuf = zeros( numel( sh )*2, 'float64' ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 5 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, 1, bsize*2, 1, 1, 2, 1 ]; + st = [ bsize*8, bsize*8, -4, -4, 4, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 5 ] ); + ybuf = zeros( numel( sh )*2, 'float64' ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 5 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, 1, 1, bsize*2, 1, 2, 1 ]; + st = [ bsize*8, -bsize*8, -bsize*8, -4, 4, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 5 ] ); + ybuf = zeros( numel( sh )*2, 'float64' ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 5 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, 1, 1, 1, bsize*2, 2, 1 ]; + st = [ bsize*8, -bsize*8, -bsize*8, -bsize*8, -4, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 5 ] ); + ybuf = zeros( numel( sh )*2, 'float64' ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 5 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, 1, 1, 1, 1, bsize*2, 1 ]; + st = [ bsize*4, -bsize*4, -bsize*4, -bsize*4, -bsize*4, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 5 ] ); + ybuf = zeros( numel( sh )*2, 'float64' ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 5 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, 1, 1, 1, 1, 1, bsize*2 ]; + st = [ bsize*4, -bsize*4, -bsize*4, -bsize*4, -bsize*4, bsize*4, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 6 ] ); + ybuf = zeros( numel( sh )*2, 'float64' ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 6 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (row-major, contiguous, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 1, 1, 1, 2, 2, 1, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), dt ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (row-major, contiguous, negative strides, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 1, 1, 1, 2, 2, 1, 2 ]; + st = [ -8, -8, -8, -4, -2, -2, -1 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), dt ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (row-major, non-contiguous, same sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 1, 1, 1, 2, 2, 1, 2 ]; + st = [ 16, 16, 16, 8, 4, 4, 1 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 16, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (row-major, non-contiguous, mixed sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 1, 1, 1, 2, 2, 1, 2 ]; + st = [ 16, 16, -16, 8, -4, 4, 1 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 16, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( 'generic' ); + sh = [ bsize*2, 1, 2, 1, 1, 2, 1 ]; + st = [ 8, -8, -4, 4, 4, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 6 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, bsize*2, 1, 1, 1, 2, 1 ]; + st = [ bsize*8, -4, -4, 4, 4, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 6 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, 1, bsize*2, 1, 1, 2, 1 ]; + st = [ bsize*8, bsize*8, -4, -4, 4, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 6 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, 1, 1, bsize*2, 1, 2, 1 ]; + st = [ bsize*8, -bsize*8, -bsize*8, -4, 4, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 6 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, 1, 1, 1, bsize*2, 2, 1 ]; + st = [ bsize*8, -bsize*8, -bsize*8, -bsize*8, -4, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 6 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, 1, 1, 1, 1, bsize*2, 1 ]; + st = [ bsize*4, -bsize*4, -bsize*4, -bsize*4, -bsize*4, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 6 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, 1, 1, 1, 1, 1, bsize*2 ]; + st = [ bsize*4, -bsize*4, -bsize*4, -bsize*4, -bsize*4, bsize*4, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 6 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (column-major, singleton dimensions)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 1, 1, 1, 1, 1, 1, 4 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (column-major, singleton dimensions, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 1, 1, 1, 1, 1, 1, 4 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), dt ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (column-major, empty)', function test( t ) { + var expected; + var xbuf; + var x; + var y; + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( 'float64', xbuf, [ 0, 0, 0, 0, 0, 0, 0 ], [ 1, 1, 1, 1, 1, 1, 1 ], 0, 'column-major' ); + y = ndarray( 'float64', zeros( 4, 'float64' ), [ 0, 0, 0, 0, 0, 0, 0 ], [ 1, 1, 1, 1, 1, 1, 1 ], 0, 'column-major' ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 0.0, + 0.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (column-major, contiguous)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 1, 2, 1, 2, 1, 1, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (column-major, contiguous, negative strides)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 1, 2, 1, 2, 1, 1, 2 ]; + st = [ -1, -1, -2, -2, -4, -4, -4 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (column-major, non-contiguous, same sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 1, 2, 1, 2, 1, 1, 2 ]; + st = [ 1, 1, 2, 2, 4, 4, 8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 16, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (column-major, non-contiguous, mixed sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 1, 2, 1, 2, 1, 1, 2 ]; + st = [ 1, 1, 2, -2, -4, 4, 8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 16, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( 'generic' ); + sh = [ bsize*2, 1, 2, 1, 1, 2, 1 ]; + st = [ 2, bsize*4, -bsize*4, bsize*8, bsize*8, bsize*8, bsize*16 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, bsize*2, 1, 1, 1, 2, 1 ]; + st = [ 2, 4, -bsize*8, bsize*8, bsize*8, bsize*8, bsize*16 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, 1, bsize*2, 1, 1, 2, 1 ]; + st = [ 2, 4, -4, bsize*8, bsize*8, bsize*8, bsize*16 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, 1, 1, bsize*2, 1, 2, 1 ]; + st = [ 2, 4, -4, 4, bsize*8, bsize*8, bsize*16 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, 1, 1, 1, bsize*2, 2, 1 ]; + st = [ 2, 4, -4, 4, 4, bsize*8, bsize*16 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, 1, 1, 1, 1, bsize*2, 1 ]; + st = [ 2, 4, -4, 4, 4, 4, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, 1, 1, 1, 1, 1, bsize*2 ]; + st = [ 2, 4, -4, 4, 4, 4, 4 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (column-major, contiguous, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 1, 2, 1, 2, 1, 1, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), dt ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (column-major, contiguous, negative strides, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 1, 2, 1, 2, 1, 1, 2 ]; + st = [ -1, -1, -2, -2, -4, -4, -4 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), dt ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (column-major, non-contiguous, same sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 1, 2, 1, 2, 1, 1, 2 ]; + st = [ 1, 1, 2, 2, 4, 4, 8 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 16, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (column-major, non-contiguous, mixed sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 1, 2, 1, 2, 1, 1, 2 ]; + st = [ 1, 1, 2, -2, -4, -8, -8 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 16, 'generic' ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( 'generic' ); + sh = [ bsize*2, 1, 2, 1, 1, 2, 1 ]; + st = [ 2, bsize*4, -bsize*4, bsize*8, bsize*8, bsize*8, bsize*16 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, bsize*2, 1, 1, 1, 2, 1 ]; + st = [ 2, 4, -bsize*8, bsize*8, bsize*8, bsize*8, bsize*16 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, 1, bsize*2, 1, 1, 2, 1 ]; + st = [ 2, 4, -4, bsize*8, bsize*8, bsize*8, bsize*16 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, 1, 1, bsize*2, 1, 2, 1 ]; + st = [ 2, 4, -4, 4, bsize*8, bsize*8, bsize*16 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, 1, 1, 1, bsize*2, 2, 1 ]; + st = [ 2, 4, -4, 4, 4, bsize*8, bsize*16 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, 1, 1, 1, 1, bsize*2, 1 ]; + st = [ 2, 4, -4, 4, 4, -4, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 7-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( 'generic' ); + sh = [ 2, 1, 1, 1, 1, 1, bsize*2 ]; + st = [ 2, 4, -4, 4, 4, -4, 4 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, 'generic' ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); diff --git a/lib/node_modules/@stdlib/ndarray/base/assign/test/test.8d.js b/lib/node_modules/@stdlib/ndarray/base/assign/test/test.8d.js new file mode 100644 index 000000000000..c0a585203289 --- /dev/null +++ b/lib/node_modules/@stdlib/ndarray/base/assign/test/test.8d.js @@ -0,0 +1,2211 @@ +/** +* @license Apache-2.0 +* +* Copyright (c) 2025 The Stdlib Authors. +* +* Licensed under the Apache License, Version 2.0 (the "License"); +* you may not use this file except in compliance with the License. +* You may obtain a copy of the License at +* +* http://www.apache.org/licenses/LICENSE-2.0 +* +* Unless required by applicable law or agreed to in writing, software +* distributed under the License is distributed on an "AS IS" BASIS, +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* See the License for the specific language governing permissions and +* limitations under the License. +*/ + +'use strict'; + +// MODULES // + +var tape = require( 'tape' ); +var isSameFloat64Array = require( '@stdlib/assert/is-same-float64array' ); +var isSameAccessorArray = require( '@stdlib/assert/is-same-accessor-array' ); +var Float64Array = require( '@stdlib/array/float64' ); +var zeros = require( '@stdlib/array/zeros' ); +var ndarray = require( '@stdlib/ndarray/ctor' ); +var shape2strides = require( '@stdlib/ndarray/base/shape2strides' ); +var strides2offset = require( '@stdlib/ndarray/base/strides2offset' ); +var numel = require( '@stdlib/ndarray/base/numel' ); +var dfill = require( '@stdlib/blas/ext/base/dfill' ); +var gfill = require( '@stdlib/blas/ext/base/gfill' ); +var blockSize = require( '@stdlib/ndarray/base/nullary-tiling-block-size' ); +var toAccessorArray = require( '@stdlib/array/base/to-accessor-array' ); +var assign = require( './../lib' ); + + +// TESTS // + +tape( 'main export is a function', function test( t ) { + t.ok( true, __filename ); + t.strictEqual( typeof assign, 'function', 'main export is a function' ); + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (row-major, singleton dimensions)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 4, 1, 1, 1, 1, 1, 1, 1 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (row-major, singleton dimensions, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 4, 1, 1, 1, 1, 1, 1, 1 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), dt ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (row-major, empty)', function test( t ) { + var expected; + var xbuf; + var x; + var y; + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( 'float64', xbuf, [ 0, 0, 0, 0, 0, 0, 0, 0 ], [ 1, 1, 1, 1, 1, 1, 1, 1 ], 0, 'row-major' ); + y = ndarray( 'float64', zeros( 4, 'float64' ), [ 0, 0, 0, 0, 0, 0, 0, 0 ], [ 1, 1, 1, 1, 1, 1, 1, 1 ], 0, 'row-major' ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 0.0, + 0.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (row-major, contiguous)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 1, 1, 1, 1, 2, 2, 1, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (row-major, contiguous, negative strides)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 1, 1, 1, 1, 2, 2, 1, 2 ]; + st = [ -8, -8, -8, -8, -4, -2, -2, -1 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (row-major, non-contiguous, same sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 1, 1, 1, 1, 2, 2, 1, 2 ]; + st = [ 16, 16, 16, 16, 8, 4, 4, 1 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 16, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (row-major, non-contiguous, mixed sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 1, 1, 1, 1, 2, 2, 1, 2 ]; + st = [ 16, 16, 16, -16, 8, -4, 4, 1 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 16, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ bsize*2, 1, 2, 1, 1, 2, 1, 1 ]; + st = [ 8, -8, -4, 4, 4, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 7 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 7 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, bsize*2, 1, 1, 1, 2, 1, 1 ]; + st = [ bsize*8, -4, -4, 4, 4, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 7 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 7 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, bsize*2, 1, 1, 2, 1, 1 ]; + st = [ bsize*8, bsize*8, -4, -4, 4, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 7 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 7 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, bsize*2, 1, 2, 1, 1 ]; + st = [ bsize*8, -bsize*8, -bsize*8, -4, 4, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 7 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 7 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, bsize*2, 2, 1, 1 ]; + st = [ bsize*8, -bsize*8, -bsize*8, -bsize*8, -4, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 7 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 7 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, bsize*2, 1, 1 ]; + st = [ bsize*4, -bsize*4, -bsize*4, -bsize*4, -bsize*4, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 7 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 7 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, bsize*2, 1 ]; + st = [ bsize*4, -bsize*4, -bsize*4, -bsize*4, -bsize*4, bsize*4, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 7 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 7 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, 1, bsize*2 ]; + st = [ + bsize*4, + -bsize*4, + -bsize*4, + -bsize*4, + -bsize*4, + bsize*4, + bsize*4, + 2 + ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 7 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 7 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (row-major, contiguous, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 1, 1, 1, 1, 2, 2, 1, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), dt ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (row-major, contiguous, negative strides, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 1, 1, 1, 1, 2, 2, 1, 2 ]; + st = [ -8, -8, -8, -8, -4, -2, -2, -1 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), dt ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (row-major, non-contiguous, same sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 1, 1, 1, 1, 2, 2, 1, 2 ]; + st = [ 16, 16, 16, 16, 8, 4, 4, 1 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 16, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (row-major, non-contiguous, mixed sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 1, 1, 1, 1, 2, 2, 1, 2 ]; + st = [ 16, 16, 16, -16, 8, -4, 4, 1 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 16, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ bsize*2, 1, 2, 1, 1, 2, 1, 1 ]; + st = [ 8, -8, -4, 4, 4, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 7 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, bsize*2, 1, 1, 1, 2, 1, 1 ]; + st = [ bsize*8, -4, -4, 4, 4, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 7 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, bsize*2, 1, 1, 2, 1, 1 ]; + st = [ bsize*8, bsize*8, -4, -4, 4, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 7 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, bsize*2, 1, 2, 1, 1 ]; + st = [ bsize*8, -bsize*8, -bsize*8, -4, 4, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 7 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, bsize*2, 2, 1, 1 ]; + st = [ bsize*8, -bsize*8, -bsize*8, -bsize*8, -4, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 7 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, bsize*2, 1, 1 ]; + st = [ bsize*4, -bsize*4, -bsize*4, -bsize*4, -bsize*4, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 7 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, bsize*2, 1 ]; + st = [ bsize*4, -bsize*4, -bsize*4, -bsize*4, -bsize*4, bsize*4, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 7 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, 1, bsize*2 ]; + st = [ + bsize*4, + -bsize*4, + -bsize*4, + -bsize*4, + -bsize*4, + bsize*4, + bsize*4, + 2 + ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 7 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (column-major, singleton dimensions)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 1, 1, 1, 1, 1, 1, 1, 4 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (column-major, singleton dimensions, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 1, 1, 1, 1, 1, 1, 1, 4 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), dt ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (column-major, empty)', function test( t ) { + var expected; + var xbuf; + var x; + var y; + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( 'float64', xbuf, [ 0, 0, 0, 0, 0, 0, 0, 0 ], [ 1, 1, 1, 1, 1, 1, 1, 1 ], 0, 'column-major' ); + y = ndarray( 'float64', zeros( 4, 'float64' ), [ 0, 0, 0, 0, 0, 0, 0, 0 ], [ 1, 1, 1, 1, 1, 1, 1, 1 ], 0, 'column-major' ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 0.0, + 0.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (column-major, contiguous)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 1, 1, 2, 1, 2, 1, 1, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (column-major, contiguous, negative strides)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 1, 1, 2, 1, 2, 1, 1, 2 ]; + st = [ -1, -1, -1, -2, -2, -4, -4, -4 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (column-major, non-contiguous, same sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 1, 1, 2, 1, 2, 1, 1, 2 ]; + st = [ 1, 1, 1, 2, 2, 4, 4, 8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 16, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (column-major, non-contiguous, mixed sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 1, 1, 2, 1, 2, 1, 1, 2 ]; + st = [ 1, 1, 1, 2, -2, -4, 4, 8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 16, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ bsize*2, 1, 2, 1, 1, 2, 1, 1 ]; + st = [ + 2, + bsize*4, + -bsize*4, + bsize*8, + bsize*8, + bsize*8, + bsize*16, + bsize*16 + ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, bsize*2, 1, 1, 1, 2, 1, 1 ]; + st = [ + 2, + 4, + -bsize*8, + bsize*8, + bsize*8, + bsize*8, + bsize*16, + bsize*16 + ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, bsize*2, 1, 1, 2, 1, 1 ]; + st = [ + 2, + 4, + -4, + bsize*8, + bsize*8, + bsize*8, + bsize*16, + bsize*16 + ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, bsize*2, 1, 2, 1, 1 ]; + st = [ 2, 4, -4, 4, bsize*8, bsize*8, bsize*16, bsize*16 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, bsize*2, 2, 1, 1 ]; + st = [ 2, 4, -4, 4, 4, bsize*8, bsize*16, bsize*16 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, bsize*2, 1, 1 ]; + st = [ 2, 4, -4, 4, 4, 4, bsize*8, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, bsize*2, 1 ]; + st = [ 2, 4, -4, 4, 4, 4, 4, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, 1, bsize*2 ]; + st = [ 2, 4, -4, 4, 4, 4, 4, 4 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (column-major, contiguous, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 1, 1, 2, 1, 2, 1, 1, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), dt ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (column-major, contiguous, negative strides, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 1, 1, 2, 1, 2, 1, 1, 2 ]; + st = [ -1, -1, -1, -2, -2, -4, -4, -4 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), dt ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (column-major, non-contiguous, same sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 1, 1, 2, 1, 2, 1, 1, 2 ]; + st = [ 1, 1, 1, 2, 2, 4, 4, 8 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 16, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (column-major, non-contiguous, mixed sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 1, 1, 2, 1, 2, 1, 1, 2 ]; + st = [ 1, 1, 1, 2, -2, -4, -8, -8 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 16, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ bsize*2, 1, 2, 1, 1, 2, 1, 1 ]; + st = [ + 2, + bsize*4, + -bsize*4, + bsize*8, + bsize*8, + bsize*8, + bsize*16, + bsize*16 + ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, bsize*2, 1, 1, 1, 2, 1, 1 ]; + st = [ + 2, + 4, + -bsize*8, + bsize*8, + bsize*8, + bsize*8, + bsize*16, + bsize*16 + ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, bsize*2, 1, 1, 2, 1, 1 ]; + st = [ + 2, + 4, + -4, + bsize*8, + bsize*8, + bsize*8, + bsize*16, + bsize*16 + ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, bsize*2, 1, 2, 1, 1 ]; + st = [ 2, 4, -4, 4, bsize*8, bsize*8, bsize*16, bsize*16 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, bsize*2, 2, 1, 1 ]; + st = [ 2, 4, -4, 4, 4, bsize*8, bsize*16, bsize*16 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, bsize*2, 1, 1 ]; + st = [ 2, 4, -4, 4, 4, -4, bsize*8, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, bsize*2, 1 ]; + st = [ 2, 4, -4, 4, 4, -4, 4, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 8-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, 1, bsize*2 ]; + st = [ 2, 4, -4, 4, 4, -4, 4, 4 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); diff --git a/lib/node_modules/@stdlib/ndarray/base/assign/test/test.9d.js b/lib/node_modules/@stdlib/ndarray/base/assign/test/test.9d.js new file mode 100644 index 000000000000..4dddaf324dc6 --- /dev/null +++ b/lib/node_modules/@stdlib/ndarray/base/assign/test/test.9d.js @@ -0,0 +1,2379 @@ +/** +* @license Apache-2.0 +* +* Copyright (c) 2025 The Stdlib Authors. +* +* Licensed under the Apache License, Version 2.0 (the "License"); +* you may not use this file except in compliance with the License. +* You may obtain a copy of the License at +* +* http://www.apache.org/licenses/LICENSE-2.0 +* +* Unless required by applicable law or agreed to in writing, software +* distributed under the License is distributed on an "AS IS" BASIS, +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* See the License for the specific language governing permissions and +* limitations under the License. +*/ + +'use strict'; + +// MODULES // + +var tape = require( 'tape' ); +var isSameFloat64Array = require( '@stdlib/assert/is-same-float64array' ); +var isSameAccessorArray = require( '@stdlib/assert/is-same-accessor-array' ); +var Float64Array = require( '@stdlib/array/float64' ); +var zeros = require( '@stdlib/array/zeros' ); +var ndarray = require( '@stdlib/ndarray/ctor' ); +var shape2strides = require( '@stdlib/ndarray/base/shape2strides' ); +var strides2offset = require( '@stdlib/ndarray/base/strides2offset' ); +var numel = require( '@stdlib/ndarray/base/numel' ); +var dfill = require( '@stdlib/blas/ext/base/dfill' ); +var gfill = require( '@stdlib/blas/ext/base/gfill' ); +var blockSize = require( '@stdlib/ndarray/base/nullary-tiling-block-size' ); +var toAccessorArray = require( '@stdlib/array/base/to-accessor-array' ); +var assign = require( './../lib' ); + + +// TESTS // + +tape( 'main export is a function', function test( t ) { + t.ok( true, __filename ); + t.strictEqual( typeof assign, 'function', 'main export is a function' ); + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (row-major, singleton dimensions)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 4, 1, 1, 1, 1, 1, 1, 1, 1 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (row-major, singleton dimensions, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 4, 1, 1, 1, 1, 1, 1, 1, 1 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), dt ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (row-major, empty)', function test( t ) { + var expected; + var xbuf; + var x; + var y; + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( 'float64', xbuf, [ 0, 0, 0, 0, 0, 0, 0, 0, 0 ], [ 1, 1, 1, 1, 1, 1, 1, 1, 1 ], 0, 'row-major' ); + y = ndarray( 'float64', zeros( 4, 'float64' ), [ 0, 0, 0, 0, 0, 0, 0, 0, 0 ], [ 1, 1, 1, 1, 1, 1, 1, 1, 1 ], 0, 'row-major' ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 0.0, + 0.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (row-major, contiguous)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 1, 1, 1, 1, 1, 2, 2, 1, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (row-major, contiguous, negative strides)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 1, 1, 1, 1, 1, 2, 2, 1, 2 ]; + st = [ -8, -8, -8, -8, -8, -4, -2, -2, -1 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (row-major, non-contiguous, same sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 1, 1, 1, 1, 1, 2, 2, 1, 2 ]; + st = [ 16, 16, 16, 16, 16, 8, 4, 4, 1 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 16, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (row-major, non-contiguous, mixed sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 1, 1, 1, 1, 1, 2, 2, 1, 2 ]; + st = [ 16, 16, 16, 16, -16, 8, -4, 4, 1 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 16, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ bsize*2, 1, 2, 1, 1, 2, 1, 1, 1 ]; + st = [ 8, -8, -4, 4, 4, 2, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 8 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 8 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, bsize*2, 1, 1, 1, 2, 1, 1, 1 ]; + st = [ bsize*8, -4, -4, 4, 4, 2, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 8 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 8 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, bsize*2, 1, 1, 2, 1, 1, 1 ]; + st = [ bsize*8, bsize*8, -4, -4, 4, 2, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 8 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 8 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, bsize*2, 1, 2, 1, 1, 1 ]; + st = [ bsize*8, -bsize*8, -bsize*8, -4, 4, 2, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 8 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 8 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, bsize*2, 2, 1, 1, 1 ]; + st = [ bsize*8, -bsize*8, -bsize*8, -bsize*8, -4, 2, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 8 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 8 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, bsize*2, 1, 1, 1 ]; + st = [ bsize*4, -bsize*4, -bsize*4, -bsize*4, -bsize*4, 2, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 8 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 8 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, bsize*2, 1, 1 ]; + st = [ bsize*4, -bsize*4, -bsize*4, -bsize*4, -bsize*4, bsize*4, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 8 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 8 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, 1, bsize*2, 1 ]; + st = [ + bsize*4, + -bsize*4, + -bsize*4, + -bsize*4, + -bsize*4, + bsize*4, + bsize*4, + 2, + 2 + ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 8 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 8 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, 1, 1, bsize*2 ]; + st = [ + bsize*4, + -bsize*4, + -bsize*4, + -bsize*4, + -bsize*4, + bsize*4, + bsize*4, + bsize*4, + 2 + ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 8 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 8 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (row-major, contiguous, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 1, 1, 1, 1, 1, 2, 2, 1, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), dt ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (row-major, contiguous, negative strides, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 1, 1, 1, 1, 1, 2, 2, 1, 2 ]; + st = [ -8, -8, -8, -8, -8, -4, -2, -2, -1 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), dt ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (row-major, non-contiguous, same sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 1, 1, 1, 1, 1, 2, 2, 1, 2 ]; + st = [ 16, 16, 16, 16, 16, 8, 4, 4, 1 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 16, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (row-major, non-contiguous, mixed sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 1, 1, 1, 1, 1, 2, 2, 1, 2 ]; + st = [ 16, 16, 16, 16, -16, 8, -4, 4, 1 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 16, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ bsize*2, 1, 2, 1, 1, 2, 1, 1, 1 ]; + st = [ 8, -8, -4, 4, 4, 2, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 8 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, bsize*2, 1, 1, 1, 2, 1, 1, 1 ]; + st = [ bsize*8, -4, -4, 4, 4, 2, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 8 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, bsize*2, 1, 1, 2, 1, 1, 1 ]; + st = [ bsize*8, bsize*8, -4, -4, 4, 2, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 8 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, bsize*2, 1, 2, 1, 1, 1 ]; + st = [ bsize*8, -bsize*8, -bsize*8, -4, 4, 2, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 8 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, bsize*2, 2, 1, 1, 1 ]; + st = [ bsize*8, -bsize*8, -bsize*8, -bsize*8, -4, 2, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 8 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, bsize*2, 1, 1, 1 ]; + st = [ bsize*4, -bsize*4, -bsize*4, -bsize*4, -bsize*4, 2, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 8 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, bsize*2, 1, 1 ]; + st = [ bsize*4, -bsize*4, -bsize*4, -bsize*4, -bsize*4, bsize*4, 2, 2, 2 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 8 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, 1, bsize*2, 1 ]; + st = [ + bsize*4, + -bsize*4, + -bsize*4, + -bsize*4, + -bsize*4, + bsize*4, + bsize*4, + 2, + 2 + ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 8 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (row-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, 1, 1, bsize*2 ]; + st = [ + bsize*4, + -bsize*4, + -bsize*4, + -bsize*4, + -bsize*4, + bsize*4, + bsize*4, + bsize*4, + 2 + ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 8 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (column-major, singleton dimensions)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 1, 1, 1, 1, 1, 1, 1, 1, 4 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (column-major, singleton dimensions, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 1, 1, 1, 1, 1, 1, 1, 1, 4 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), dt ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (column-major, empty)', function test( t ) { + var expected; + var xbuf; + var x; + var y; + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( 'float64', xbuf, [ 0, 0, 0, 0, 0, 0, 0, 0, 0 ], [ 1, 1, 1, 1, 1, 1, 1, 1, 1 ], 0, 'column-major' ); + y = ndarray( 'float64', zeros( 4, 'float64' ), [ 0, 0, 0, 0, 0, 0, 0, 0, 0 ], [ 1, 1, 1, 1, 1, 1, 1, 1, 1 ], 0, 'column-major' ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 0.0, + 0.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (column-major, contiguous)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 1, 1, 1, 2, 1, 2, 1, 1, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (column-major, contiguous, negative strides)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 1, 1, 1, 2, 1, 2, 1, 1, 2 ]; + st = [ -1, -1, -1, -1, -2, -2, -4, -4, -4 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (column-major, non-contiguous, same sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 1, 1, 1, 2, 1, 2, 1, 1, 2 ]; + st = [ 1, 1, 1, 1, 2, 2, 4, 4, 8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 16, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (column-major, non-contiguous, mixed sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 1, 1, 1, 2, 1, 2, 1, 1, 2 ]; + st = [ 1, 1, 1, 1, 2, -2, -4, 4, 8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 16, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ bsize*2, 1, 2, 1, 1, 2, 1, 1, 1 ]; + st = [ + 2, + bsize*4, + -bsize*4, + bsize*8, + bsize*8, + bsize*8, + bsize*16, + bsize*16, + bsize*16 + ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, bsize*2, 1, 1, 1, 2, 1, 1, 1 ]; + st = [ + 2, + 4, + -bsize*8, + bsize*8, + bsize*8, + bsize*8, + bsize*16, + bsize*16, + bsize*16 + ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, bsize*2, 1, 1, 2, 1, 1, 1 ]; + st = [ + 2, + 4, + -4, + bsize*8, + bsize*8, + bsize*8, + bsize*16, + bsize*16, + bsize*16 + ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, bsize*2, 1, 2, 1, 1, 1 ]; + st = [ 2, 4, -4, 4, bsize*8, bsize*8, bsize*16, bsize*16, bsize*16 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, bsize*2, 2, 1, 1, 1 ]; + st = [ 2, 4, -4, 4, 4, bsize*8, bsize*16, bsize*16, bsize*16 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, bsize*2, 1, 1, 1 ]; + st = [ 2, 4, -4, 4, 4, 4, bsize*8, bsize*8, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, bsize*2, 1, 1 ]; + st = [ 2, 4, -4, 4, 4, 4, 4, bsize*8, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, 1, bsize*2, 1 ]; + st = [ 2, 4, -4, 4, 4, 4, 4, 4, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays)', function test( t ) { + var expected; + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, 1, 1, bsize*2 ]; + st = [ 2, 4, -4, 4, 4, 4, 4, 4, 4 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array( numel( sh )*2 ); + dfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array( x.length*2 ); + dfill( x.length, 1.0, expected, st[ 0 ] ); + + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (column-major, contiguous, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 1, 1, 1, 2, 1, 2, 1, 1, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), dt ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (column-major, contiguous, negative strides, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 1, 1, 1, 2, 1, 2, 1, 1, 2 ]; + st = [ -1, -1, -1, -1, -2, -2, -4, -4, -4 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), dt ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (column-major, non-contiguous, same sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 1, 1, 1, 2, 1, 2, 1, 1, 2 ]; + st = [ 1, 1, 1, 1, 2, 2, 4, 4, 8 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 16, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (column-major, non-contiguous, mixed sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 1, 1, 1, 2, 1, 2, 1, 1, 2 ]; + st = [ 1, 1, 1, 1, 2, -2, -4, -8, -8 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 16, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ bsize*2, 1, 2, 1, 1, 2, 1, 1, 1 ]; + st = [ + 2, + bsize*4, + -bsize*4, + bsize*8, + bsize*8, + bsize*8, + bsize*16, + bsize*16, + bsize*16 + ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, bsize*2, 1, 1, 1, 2, 1, 1, 1 ]; + st = [ + 2, + 4, + -bsize*8, + bsize*8, + bsize*8, + bsize*8, + bsize*16, + bsize*16, + bsize*16 + ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, bsize*2, 1, 1, 2, 1, 1, 1 ]; + st = [ + 2, + 4, + -4, + bsize*8, + bsize*8, + bsize*8, + bsize*16, + bsize*16, + bsize*16 + ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, bsize*2, 1, 2, 1, 1, 1 ]; + st = [ 2, 4, -4, 4, bsize*8, bsize*8, bsize*16, bsize*16, bsize*16 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, bsize*2, 2, 1, 1, 1 ]; + st = [ 2, 4, -4, 4, 4, bsize*8, bsize*16, bsize*16, bsize*16 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, bsize*2, 1, 1, 1 ]; + st = [ 2, 4, -4, 4, 4, -4, bsize*8, bsize*8, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, bsize*2, 1, 1 ]; + st = [ 2, 4, -4, 4, 4, -4, 4, bsize*8, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, 1, bsize*2, 1 ]; + st = [ 2, 4, -4, 4, 4, -4, 4, 4, bsize*8 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a 9-dimensional input ndarray to an output ndarray (column-major, non-contiguous, large arrays, accessors)', function test( t ) { + var bsize; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + + bsize = blockSize( dt ); + sh = [ 2, 1, 1, 1, 1, 1, 1, 1, bsize*2 ]; + st = [ 2, 4, -4, 4, 4, -4, 4, 4, 4 ]; + o = strides2offset( sh, st ); + + xbuf = zeros( numel( sh )*2, dt ); + gfill( numel( sh ), 1.0, xbuf, st[ 0 ] ); + ybuf = zeros( numel( sh )*2, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); diff --git a/lib/node_modules/@stdlib/ndarray/base/assign/test/test.js b/lib/node_modules/@stdlib/ndarray/base/assign/test/test.js index 35bcec91307b..313228ee6421 100644 --- a/lib/node_modules/@stdlib/ndarray/base/assign/test/test.js +++ b/lib/node_modules/@stdlib/ndarray/base/assign/test/test.js @@ -21,6 +21,11 @@ // MODULES // var tape = require( 'tape' ); +var BooleanArray = require( '@stdlib/array/bool' ); +var zeros = require( '@stdlib/array/zeros' ); +var ndarray = require( '@stdlib/ndarray/ctor' ); +var isSameComplex128Array = require( '@stdlib/assert/is-same-complex128array' ); +var Complex128Array = require( '@stdlib/array/complex128' ); var assign = require( './../lib' ); @@ -32,4 +37,89 @@ tape( 'main export is a function', function test( t ) { t.end(); }); -// FIXME: add tests +tape( 'the function throws an error if provided a ndarrays which doesnot have the same shape', function test( t ) { + var values; + var x; + var y; + var i; + + x = ndarray( 'generic', [ 1.0, 2.0, 3.0, 4.0 ], [ 4 ], [ 1 ], 0, 'row-major' ); + + values = [ + [ 2 ], + [ 3 ], + [ 5 ], + [ 6 ] + ]; + for ( i = 0; i < values.length; i++ ) { + t.throws( badValue( values[ i ] ), Error, 'throws an error when provided ' + values[ i ] ); + } + t.end(); + + function badValue( value ) { + return function badValue() { + y = ndarray( 'float64', zeros( 8, 'float64' ), value, [ 1 ], 0, 'row-major' ); + assign( [ x, y ] ); + }; + } +}); + +tape( 'the function assigns elements from an input ndarray to an output ndarray (boolean)', function test( t ) { + var expected; + var xbuf; + var x; + var y; + + xbuf = new BooleanArray([ + true, + false, + true, + false + ]); + x = ndarray( 'bool', xbuf, [ 4 ], [ 1 ], 0, 'row-major' ); + y = ndarray( 'bool', zeros( 4, 'bool' ), [ 4 ], [ 1 ], 0, 'row-major' ); + + assign( [ x, y ] ); + + expected = new BooleanArray( [ true, false, true, false ] ); + + t.deepEqual( expected, y.data, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from an input ndarray to an output ndarray (complex)', function test( t ) { + var expected; + var xbuf; + var x; + var y; + + xbuf = new Complex128Array([ + 10.0, + 10.0, + 10.0, + 10.0, + 10.0, + 10.0, + 10.0, + 10.0 + ]); + x = ndarray( 'complex128', xbuf, [ 4 ], [ 1 ], 0, 'row-major' ); + y = ndarray( 'complex128', zeros( 4, 'complex128' ), [ 4 ], [ 1 ], 0, 'row-major' ); + + assign( [ x, y ] ); + + expected = new Complex128Array([ + 10.0, + 10.0, + 10.0, + 10.0, + 10.0, + 10.0, + 10.0, + 10.0 + ]); + t.strictEqual( isSameComplex128Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); diff --git a/lib/node_modules/@stdlib/ndarray/base/assign/test/test.nd.js b/lib/node_modules/@stdlib/ndarray/base/assign/test/test.nd.js new file mode 100644 index 000000000000..d57d93aa72f8 --- /dev/null +++ b/lib/node_modules/@stdlib/ndarray/base/assign/test/test.nd.js @@ -0,0 +1,1016 @@ +/** +* @license Apache-2.0 +* +* Copyright (c) 2025 The Stdlib Authors. +* +* Licensed under the Apache License, Version 2.0 (the "License"); +* you may not use this file except in compliance with the License. +* You may obtain a copy of the License at +* +* http://www.apache.org/licenses/LICENSE-2.0 +* +* Unless required by applicable law or agreed to in writing, software +* distributed under the License is distributed on an "AS IS" BASIS, +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* See the License for the specific language governing permissions and +* limitations under the License. +*/ + +'use strict'; + +// MODULES // + +var tape = require( 'tape' ); +var isSameFloat64Array = require( '@stdlib/assert/is-same-float64array' ); +var isSameAccessorArray = require( '@stdlib/assert/is-same-accessor-array' ); +var Float64Array = require( '@stdlib/array/float64' ); +var zeros = require( '@stdlib/array/zeros' ); +var ndarray = require( '@stdlib/ndarray/ctor' ); +var shape2strides = require( '@stdlib/ndarray/base/shape2strides' ); +var strides2offset = require( '@stdlib/ndarray/base/strides2offset' ); +var numel = require( '@stdlib/ndarray/base/numel' ); +var toAccessorArray = require( '@stdlib/array/base/to-accessor-array' ); +var assign = require( './../lib' ); + + +// TESTS // + +tape( 'main export is a function', function test( t ) { + t.ok( true, __filename ); + t.strictEqual( typeof assign, 'function', 'main export is a function' ); + t.end(); +}); + +tape( 'the function assigns elements from a n-dimensional input ndarray to an output ndarray (row-major, singleton dimensions)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a n-dimensional input ndarray to an output ndarray (row-major, singleton dimensions, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), dt ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a n-dimensional input ndarray to an output ndarray (row-major, empty)', function test( t ) { + var expected; + var xbuf; + var x; + var y; + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( 'float64', xbuf, [ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ], [ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ], 0, 'row-major' ); + y = ndarray( 'float64', zeros( 4, 'float64' ), [ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ], [ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ], 0, 'row-major' ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 0.0, + 0.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a n-dimensional input ndarray to an output ndarray (row-major, contiguous)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 1, 1, 1, 1, 1, 1, 1, 2, 2, 1, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a n-dimensional input ndarray to an output ndarray (row-major, contiguous, negative strides)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 1, 1, 1, 1, 1, 1, 1, 2, 2, 1, 2 ]; + st = [ -8, -8, -8, -8, -8, -8, -8, -4, -2, -2, -1 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a n-dimensional input ndarray to an output ndarray (row-major, non-contiguous, same sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 1, 1, 1, 1, 1, 1, 1, 2, 2, 1, 2 ]; + st = [ 16, 16, 16, 16, 16, 16, 16, 8, 4, 4, 1 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 16, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a n-dimensional input ndarray to an output ndarray (row-major, non-contiguous, mixed sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'row-major'; + sh = [ 1, 1, 1, 1, 1, 1, 1, 2, 2, 1, 2 ]; + st = [ 16, 16, 16, 16, 16, 16, -16, 8, -4, 4, 1 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 16, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a n-dimensional input ndarray to an output ndarray (row-major, contiguous, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 1, 1, 1, 1, 1, 1, 1, 2, 2, 1, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), dt ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a n-dimensional input ndarray to an output ndarray (row-major, contiguous, negative strides, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 1, 1, 1, 1, 1, 1, 1, 2, 2, 1, 2 ]; + st = [ -8, -8, -8, -8, -8, -8, -8, -4, -2, -2, -1 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), dt ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a n-dimensional input ndarray to an output ndarray (row-major, non-contiguous, same sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 1, 1, 1, 1, 1, 1, 1, 2, 2, 1, 2 ]; + st = [ 16, 16, 16, 16, 16, 16, 16, 8, 4, 4, 1 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 16, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a n-dimensional input ndarray to an output ndarray (row-major, non-contiguous, mixed sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'row-major'; + sh = [ 1, 1, 1, 1, 1, 1, 1, 2, 2, 1, 2 ]; + st = [ 16, 16, 16, 16, 16, 16, -16, 8, -4, 4, 1 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 0.0, + 0.0, + 3.0, + 4.0, + 0.0, + 0.0, + 5.0, + 6.0, + 0.0, + 0.0, + 7.0, + 8.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 16, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a n-dimensional input ndarray to an output ndarray (column-major, singleton dimensions)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 4 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a n-dimensional input ndarray to an output ndarray (column-major, singleton dimensions, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 4 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), dt ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a n-dimensional input ndarray to an output ndarray (column-major, empty)', function test( t ) { + var expected; + var xbuf; + var x; + var y; + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0 + ]); + x = ndarray( 'float64', xbuf, [ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ], [ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ], 0, 'column-major' ); + y = ndarray( 'float64', zeros( 4, 'float64' ), [ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ], [ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ], 0, 'column-major' ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 0.0, + 0.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a n-dimensional input ndarray to an output ndarray (column-major, contiguous)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 1, 1, 1, 1, 1, 2, 1, 2, 1, 1, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a n-dimensional input ndarray to an output ndarray (column-major, contiguous, negative strides)', function test( t ) { + var expected; + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 1, 1, 1, 1, 1, 2, 1, 2, 1, 1, 2 ]; + st = [ -1, -1, -1, -1, -1, -1, -2, -2, -4, -4, -4 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, zeros( numel( sh ), dt ), sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a n-dimensional input ndarray to an output ndarray (column-major, non-contiguous, same sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 1, 1, 1, 1, 1, 2, 1, 2, 1, 1, 2 ]; + st = [ 1, 1, 1, 1, 1, 1, 2, 2, 4, 4, 8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 16, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a n-dimensional input ndarray to an output ndarray (column-major, non-contiguous, mixed sign strides)', function test( t ) { + var expected; + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'float64'; + ord = 'column-major'; + sh = [ 1, 1, 1, 1, 1, 2, 1, 2, 1, 1, 2 ]; + st = [ 1, 1, 1, 1, 1, 1, 2, -2, -4, 4, 8 ]; + o = strides2offset( sh, st ); + + xbuf = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]); + ybuf = zeros( 16, dt ); + x = ndarray( dt, xbuf, sh, st, o, ord ); + y = ndarray( dt, ybuf, sh, st, o, ord ); + + assign( [ x, y ] ); + + expected = new Float64Array([ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]); + t.strictEqual( isSameFloat64Array( y.data, expected ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a n-dimensional input ndarray to an output ndarray (column-major, contiguous, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 1, 1, 1, 1, 1, 2, 1, 2, 1, 1, 2 ]; + st = shape2strides( sh, ord ); + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), dt ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a n-dimensional input ndarray to an output ndarray (column-major, contiguous, negative strides, accessors)', function test( t ) { + var xbuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 1, 1, 1, 1, 1, 2, 1, 2, 1, 1, 2 ]; + st = [ -1, -1, -1, -1, -1, -1, -2, -2, -4, -4, -4 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 5.0, + 6.0, + 7.0, + 8.0 + ]; + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( zeros( numel( sh ), dt ) ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a n-dimensional input ndarray to an output ndarray (column-major, non-contiguous, same sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 1, 1, 1, 1, 1, 2, 1, 2, 1, 1, 2 ]; + st = [ 1, 1, 1, 1, 1, 1, 2, 2, 4, 4, 8 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 16, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +}); + +tape( 'the function assigns elements from a n-dimensional input ndarray to an output ndarray (column-major, non-contiguous, mixed sign strides, accessors)', function test( t ) { + var xbuf; + var ybuf; + var ord; + var sh; + var st; + var dt; + var o; + var x; + var y; + + dt = 'generic'; + ord = 'column-major'; + sh = [ 1, 1, 1, 1, 1, 2, 1, 2, 1, 1, 2 ]; + st = [ 1, 1, 1, 1, 1, 1, 2, -2, -4, -8, -8 ]; + o = strides2offset( sh, st ); + + xbuf = [ + 1.0, + 2.0, + 3.0, + 4.0, + 0.0, + 0.0, + 0.0, + 0.0, + 5.0, + 6.0, + 7.0, + 8.0, + 0.0, + 0.0, + 0.0, + 0.0 + ]; + ybuf = zeros( 16, dt ); + x = ndarray( dt, toAccessorArray( xbuf ), sh, st, o, ord ); + y = ndarray( dt, toAccessorArray( ybuf ), sh, st, o, ord ); + + assign( [ x, y ] ); + + t.strictEqual( isSameAccessorArray( x.data, y.data ), true, 'returns expected value' ); + + t.end(); +});