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test: migrate math/base/special/atanh to ULP-based testing #13646

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Merged
kgryte merged 1 commit into from
Jul 24, 2026
+10 −74
Merged

test: migrate math/base/special/atanh to ULP-based testing #13646

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42 changes: 5 additions & 37 deletions lib/node_modules/@stdlib/math/base/special/atanh/test/test.js
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -21,14 +21,14 @@
// MODULES //

var tape = require( 'tape' );
var abs = require( '@stdlib/math/base/special/abs' );
var PINF = require( '@stdlib/constants/float64/pinf' );
var NINF = require( '@stdlib/constants/float64/ninf' );
var EPS = require( '@stdlib/constants/float64/eps' );
var isnan = require( '@stdlib/math/base/assert/is-nan' );
var randu = require( '@stdlib/random/base/randu' );
var isNegativeZero = require( '@stdlib/math/base/assert/is-negative-zero' );
var isPositiveZero = require( '@stdlib/math/base/assert/is-positive-zero' );
var isAlmostSameValue = require( '@stdlib/assert/is-almost-same-value' );
var atanh = require( './../lib' );


Expand All @@ -50,8 +50,6 @@ tape( 'main export is a function', function test( t ) {

tape( 'the function computes the hyperbolic arctangent (negative values)', function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -61,21 +59,13 @@ tape( 'the function computes the hyperbolic arctangent (negative values)', funct

for ( i = 0; i < x.length; i++ ) {
y = atanh( x[i] );
if ( y === expected[ i ] ) {
t.strictEqual( y, expected[ i ], 'x: '+x[i]+'. E: '+expected[i] );
} else {
delta = abs( y - expected[i] );
tol = 1.0 * EPS * abs( expected[i] );
t.ok( delta <= tol, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i]+'. Δ: '+delta+'. tol: '+tol+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 1 ), true, 'returns expected value' );
}
t.end();
});

tape( 'the function computes the hyperbolic arctangent (positive values)', function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -85,21 +75,13 @@ tape( 'the function computes the hyperbolic arctangent (positive values)', funct

for ( i = 0; i < x.length; i++ ) {
y = atanh( x[i] );
if ( y === expected[ i ] ) {
t.strictEqual( y, expected[ i ], 'x: '+x[i]+'. E: '+expected[i] );
} else {
delta = abs( y - expected[i] );
tol = 1.0 * EPS * abs( expected[i] );
t.ok( delta <= tol, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i]+'. Δ: '+delta+'. tol: '+tol+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 1 ), true, 'returns expected value' );
}
t.end();
});

tape( 'the function computes the hyperbolic arctangent (small negative)', function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -109,21 +91,13 @@ tape( 'the function computes the hyperbolic arctangent (small negative)', functi

for ( i = 0; i < x.length; i++ ) {
y = atanh( x[i] );
if ( y === expected[ i ] ) {
t.strictEqual( y, expected[ i ], 'x: '+x[i]+'. E: '+expected[i] );
} else {
delta = abs( y - expected[i] );
tol = 1.0 * EPS * abs( expected[i] );
t.ok( delta <= tol, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i]+'. Δ: '+delta+'. tol: '+tol+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 1 ), true, 'returns expected value' );
}
t.end();
});

tape( 'the function computes the hyperbolic arctangent (small positive)', function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -133,13 +107,7 @@ tape( 'the function computes the hyperbolic arctangent (small positive)', functi

for ( i = 0; i < x.length; i++ ) {
y = atanh( x[i] );
if ( y === expected[ i ] ) {
t.strictEqual( y, expected[ i ], 'x: '+x[i]+'. E: '+expected[i] );
} else {
delta = abs( y - expected[i] );
tol = 1.0 * EPS * abs( expected[i] );
t.ok( delta <= tol, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i]+'. Δ: '+delta+'. tol: '+tol+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 1 ), true, 'returns expected value' );
}
t.end();
});
Expand Down
42 changes: 5 additions & 37 deletions lib/node_modules/@stdlib/math/base/special/atanh/test/test.native.js
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -22,7 +22,6 @@

var resolve = require( 'path' ).resolve;
var tape = require( 'tape' );
var abs = require( '@stdlib/math/base/special/abs' );
var PINF = require( '@stdlib/constants/float64/pinf' );
var NINF = require( '@stdlib/constants/float64/ninf' );
var tryRequire = require( '@stdlib/utils/try-require' );
Expand All @@ -31,6 +30,7 @@ var isnan = require( '@stdlib/math/base/assert/is-nan' );
var randu = require( '@stdlib/random/base/randu' );
var isNegativeZero = require( '@stdlib/math/base/assert/is-negative-zero' );
var isPositiveZero = require( '@stdlib/math/base/assert/is-positive-zero' );
var isAlmostSameValue = require( '@stdlib/assert/is-almost-same-value' );


// FIXTURES //
Expand Down Expand Up @@ -59,8 +59,6 @@ tape( 'main export is a function', opts, function test( t ) {

tape( 'the function computes the hyperbolic arctangent (negative values)', opts, function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -70,21 +68,13 @@ tape( 'the function computes the hyperbolic arctangent (negative values)', opts,

for ( i = 0; i < x.length; i++ ) {
y = atanh( x[i] );
if ( y === expected[ i ] ) {
t.strictEqual( y, expected[ i ], 'x: '+x[i]+'. E: '+expected[i] );
} else {
delta = abs( y - expected[i] );
tol = 1.0 * EPS * abs( expected[i] );
t.ok( delta <= tol, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i]+'. Δ: '+delta+'. tol: '+tol+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 1 ), true, 'returns expected value' );
}
t.end();
});

tape( 'the function computes the hyperbolic arctangent (positive values)', opts, function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -94,21 +84,13 @@ tape( 'the function computes the hyperbolic arctangent (positive values)', opts,

for ( i = 0; i < x.length; i++ ) {
y = atanh( x[i] );
if ( y === expected[ i ] ) {
t.strictEqual( y, expected[ i ], 'x: '+x[i]+'. E: '+expected[i] );
} else {
delta = abs( y - expected[i] );
tol = 1.0 * EPS * abs( expected[i] );
t.ok( delta <= tol, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i]+'. Δ: '+delta+'. tol: '+tol+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 1 ), true, 'returns expected value' );
}
t.end();
});

tape( 'the function computes the hyperbolic arctangent (small negative)', opts, function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -118,21 +100,13 @@ tape( 'the function computes the hyperbolic arctangent (small negative)', opts,

for ( i = 0; i < x.length; i++ ) {
y = atanh( x[i] );
if ( y === expected[ i ] ) {
t.strictEqual( y, expected[ i ], 'x: '+x[i]+'. E: '+expected[i] );
} else {
delta = abs( y - expected[i] );
tol = 1.0 * EPS * abs( expected[i] );
t.ok( delta <= tol, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i]+'. Δ: '+delta+'. tol: '+tol+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 1 ), true, 'returns expected value' );
}
t.end();
});

tape( 'the function computes the hyperbolic arctangent (small positive)', opts, function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -142,13 +116,7 @@ tape( 'the function computes the hyperbolic arctangent (small positive)', opts,

for ( i = 0; i < x.length; i++ ) {
y = atanh( x[i] );
if ( y === expected[ i ] ) {
t.strictEqual( y, expected[ i ], 'x: '+x[i]+'. E: '+expected[i] );
} else {
delta = abs( y - expected[i] );
tol = 1.0 * EPS * abs( expected[i] );
t.ok( delta <= tol, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i]+'. Δ: '+delta+'. tol: '+tol+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 1 ), true, 'returns expected value' );
}
t.end();
});
Expand Down