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test: migrate stats/strided/dsem to ULP-based assertions #14078

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Merged
kgryte merged 1 commit into from
Aug 8, 2026
Merged

test: migrate stats/strided/dsem to ULP-based assertions #14078

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15 changes: 3 additions & 12 deletions lib/node_modules/@stdlib/stats/strided/dsem/test/test.dsem.js
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Original file line number Diff line number Diff line change
Expand Up @@ -22,10 +22,9 @@

var tape = require( 'tape' );
var sqrt = require( '@stdlib/math/base/special/sqrt' );
var abs = require( '@stdlib/math/base/special/abs' );
var isAlmostSameValue = require( '@stdlib/assert/is-almost-same-value' );
var isnan = require( '@stdlib/math/base/assert/is-nan' );
var Float64Array = require( '@stdlib/array/float64' );
var EPS = require( '@stdlib/constants/float64/eps' );
var dsem = require( './../lib/dsem.js' );


Expand All @@ -44,18 +43,14 @@ tape( 'the function has an arity of 4', function test( t ) {

tape( 'the function calculates the standard error of the mean for a strided array (population)', function test( t ) {
var expected;
var delta;
var tol;
var x;
var v;

x = new Float64Array( [ 1.0, -2.0, -4.0, 5.0, 0.0, 3.0 ] );
v = dsem( x.length, 0, x, 1 );
expected = sqrt( 53.5/x.length ) / sqrt( x.length );

delta = abs( v - expected );
tol = 1.0 * EPS * abs( expected );
t.strictEqual( delta <= tol, true, 'within tolerance. Actual: '+v+'. E: '+expected+'. tol: '+tol+'. Δ: '+delta+'.' );
t.strictEqual( isAlmostSameValue( v, expected, 1 ), true, 'returns expected value' );

x = new Float64Array( [ -4.0, -4.0 ] );
v = dsem( x.length, 0, x, 1 );
Expand All @@ -70,18 +65,14 @@ tape( 'the function calculates the standard error of the mean for a strided arra

tape( 'the function calculates the standard error of the mean for a strided array (sample)', function test( t ) {
var expected;
var delta;
var tol;
var x;
var v;

x = new Float64Array( [ 1.0, -2.0, -4.0, 5.0, 0.0, 3.0 ] );
v = dsem( x.length, 1, x, 1 );
expected = sqrt( 53.5/(x.length-1) ) / sqrt( x.length );

delta = abs( v - expected );
tol = 1.0 * EPS * abs( expected );
t.strictEqual( delta <= tol, true, 'within tolerance. Actual: '+v+'. E: '+expected+'. tol: '+tol+'. Δ: '+delta+'.' );
t.strictEqual( isAlmostSameValue( v, expected, 1 ), true, 'returns expected value' );

x = new Float64Array( [ -4.0, -4.0 ] );
v = dsem( x.length, 1, x, 1 );
Expand Down
15 changes: 3 additions & 12 deletions lib/node_modules/@stdlib/stats/strided/dsem/test/test.dsem.native.js
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Original file line number Diff line number Diff line change
Expand Up @@ -23,10 +23,9 @@
var resolve = require( 'path' ).resolve;
var tape = require( 'tape' );
var sqrt = require( '@stdlib/math/base/special/sqrt' );
var abs = require( '@stdlib/math/base/special/abs' );
var isAlmostSameValue = require( '@stdlib/assert/is-almost-same-value' );
var isnan = require( '@stdlib/math/base/assert/is-nan' );
var Float64Array = require( '@stdlib/array/float64' );
var EPS = require( '@stdlib/constants/float64/eps' );
var tryRequire = require( '@stdlib/utils/try-require' );


Expand All @@ -53,18 +52,14 @@ tape( 'the function has an arity of 4', opts, function test( t ) {

tape( 'the function calculates the standard error of the mean for a strided array (population)', opts, function test( t ) {
var expected;
var delta;
var tol;
var x;
var v;

x = new Float64Array( [ 1.0, -2.0, -4.0, 5.0, 0.0, 3.0 ] );
v = dsem( x.length, 0, x, 1 );
expected = sqrt( 53.5/x.length ) / sqrt( x.length );

delta = abs( v - expected );
tol = 1.0 * EPS * abs( expected );
t.strictEqual( delta <= tol, true, 'within tolerance. Actual: '+v+'. E: '+expected+'. tol: '+tol+'. Δ: '+delta+'.' );
t.strictEqual( isAlmostSameValue( v, expected, 1 ), true, 'returns expected value' );

x = new Float64Array( [ -4.0, -4.0 ] );
v = dsem( x.length, 0, x, 1 );
Expand All @@ -79,18 +74,14 @@ tape( 'the function calculates the standard error of the mean for a strided arra

tape( 'the function calculates the standard error of the mean for a strided array (sample)', opts, function test( t ) {
var expected;
var delta;
var tol;
var x;
var v;

x = new Float64Array( [ 1.0, -2.0, -4.0, 5.0, 0.0, 3.0 ] );
v = dsem( x.length, 1, x, 1 );
expected = sqrt( 53.5/(x.length-1) ) / sqrt( x.length );

delta = abs( v - expected );
tol = 1.0 * EPS * abs( expected );
t.strictEqual( delta <= tol, true, 'within tolerance. Actual: '+v+'. E: '+expected+'. tol: '+tol+'. Δ: '+delta+'.' );
t.strictEqual( isAlmostSameValue( v, expected, 1 ), true, 'returns expected value' );

x = new Float64Array( [ -4.0, -4.0 ] );
v = dsem( x.length, 1, x, 1 );
Expand Down
15 changes: 3 additions & 12 deletions lib/node_modules/@stdlib/stats/strided/dsem/test/test.ndarray.js
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Original file line number Diff line number Diff line change
Expand Up @@ -22,10 +22,9 @@

var tape = require( 'tape' );
var sqrt = require( '@stdlib/math/base/special/sqrt' );
var abs = require( '@stdlib/math/base/special/abs' );
var isAlmostSameValue = require( '@stdlib/assert/is-almost-same-value' );
var isnan = require( '@stdlib/math/base/assert/is-nan' );
var Float64Array = require( '@stdlib/array/float64' );
var EPS = require( '@stdlib/constants/float64/eps' );
var dsem = require( './../lib/ndarray.js' );


Expand All @@ -44,18 +43,14 @@ tape( 'the function has an arity of 5', function test( t ) {

tape( 'the function calculates the standard error of the mean for a strided array (population)', function test( t ) {
var expected;
var delta;
var tol;
var x;
var v;

x = new Float64Array( [ 1.0, -2.0, -4.0, 5.0, 0.0, 3.0 ] );
v = dsem( x.length, 0, x, 1, 0 );
expected = sqrt( 53.5/x.length ) / sqrt( x.length );

delta = abs( v - expected );
tol = 1.0 * EPS * abs( expected );
t.strictEqual( delta <= tol, true, 'within tolerance. Actual: '+v+'. E: '+expected+'. tol: '+tol+'. Δ: '+delta+'.' );
t.strictEqual( isAlmostSameValue( v, expected, 1 ), true, 'returns expected value' );

x = new Float64Array( [ -4.0, -4.0 ] );
v = dsem( x.length, 0, x, 1, 0 );
Expand All @@ -70,18 +65,14 @@ tape( 'the function calculates the standard error of the mean for a strided arra

tape( 'the function calculates the standard error of the mean for a strided array (sample)', function test( t ) {
var expected;
var delta;
var tol;
var x;
var v;

x = new Float64Array( [ 1.0, -2.0, -4.0, 5.0, 0.0, 3.0 ] );
v = dsem( x.length, 1, x, 1, 0 );
expected = sqrt( 53.5/(x.length-1) ) / sqrt( x.length );

delta = abs( v - expected );
tol = 1.0 * EPS * abs( expected );
t.strictEqual( delta <= tol, true, 'within tolerance. Actual: '+v+'. E: '+expected+'. tol: '+tol+'. Δ: '+delta+'.' );
t.strictEqual( isAlmostSameValue( v, expected, 1 ), true, 'returns expected value' );

x = new Float64Array( [ -4.0, -4.0 ] );
v = dsem( x.length, 1, x, 1, 0 );
Expand Down
15 changes: 3 additions & 12 deletions lib/node_modules/@stdlib/stats/strided/dsem/test/test.ndarray.native.js
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -23,10 +23,9 @@
var resolve = require( 'path' ).resolve;
var tape = require( 'tape' );
var sqrt = require( '@stdlib/math/base/special/sqrt' );
var abs = require( '@stdlib/math/base/special/abs' );
var isAlmostSameValue = require( '@stdlib/assert/is-almost-same-value' );
var isnan = require( '@stdlib/math/base/assert/is-nan' );
var Float64Array = require( '@stdlib/array/float64' );
var EPS = require( '@stdlib/constants/float64/eps' );
var tryRequire = require( '@stdlib/utils/try-require' );


Expand All @@ -53,18 +52,14 @@ tape( 'the function has an arity of 5', opts, function test( t ) {

tape( 'the function calculates the standard error of the mean for a strided array (population)', opts, function test( t ) {
var expected;
var delta;
var tol;
var x;
var v;

x = new Float64Array( [ 1.0, -2.0, -4.0, 5.0, 0.0, 3.0 ] );
v = dsem( x.length, 0, x, 1, 0 );
expected = sqrt( 53.5/x.length ) / sqrt( x.length );

delta = abs( v - expected );
tol = 1.0 * EPS * abs( expected );
t.strictEqual( delta <= tol, true, 'within tolerance. Actual: '+v+'. E: '+expected+'. tol: '+tol+'. Δ: '+delta+'.' );
t.strictEqual( isAlmostSameValue( v, expected, 1 ), true, 'returns expected value' );

x = new Float64Array( [ -4.0, -4.0 ] );
v = dsem( x.length, 0, x, 1, 0 );
Expand All @@ -79,18 +74,14 @@ tape( 'the function calculates the standard error of the mean for a strided arra

tape( 'the function calculates the standard error of the mean for a strided array (sample)', opts, function test( t ) {
var expected;
var delta;
var tol;
var x;
var v;

x = new Float64Array( [ 1.0, -2.0, -4.0, 5.0, 0.0, 3.0 ] );
v = dsem( x.length, 1, x, 1, 0 );
expected = sqrt( 53.5/(x.length-1) ) / sqrt( x.length );

delta = abs( v - expected );
tol = 1.0 * EPS * abs( expected );
t.strictEqual( delta <= tol, true, 'within tolerance. Actual: '+v+'. E: '+expected+'. tol: '+tol+'. Δ: '+delta+'.' );
t.strictEqual( isAlmostSameValue( v, expected, 1 ), true, 'returns expected value' );

x = new Float64Array( [ -4.0, -4.0 ] );
v = dsem( x.length, 1, x, 1, 0 );
Expand Down