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Merged
kgryte merged 5 commits into from
Apr 3, 2026
Merged

test: migrate math/base/special/cos to ULP-based testing #11281

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4055159
test: migrated to ulp based testing
nirmaljb Apr 3, 2026
b9d0da0
chore: updated the year
nirmaljb Apr 3, 2026
254df49
fix: revert unintended date changes and address review comments
nirmaljb Apr 3, 2026
ea86344
Merge branch 'develop' into ulp/cos
anandkaranubc Apr 3, 2026
07e7959
fix: updated the namespace for each test case
nirmaljb Apr 3, 2026
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41 changes: 8 additions & 33 deletions lib/node_modules/@stdlib/math/base/special/cos/test/test.js
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@
/**
* @license Apache-2.0
*
* Copyright (c) 2018 The Stdlib Authors.
* Copyright (c) 2026 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.
Expand All @@ -22,10 +22,9 @@

var tape = require( 'tape' );
var isnan = require( '@stdlib/math/base/assert/is-nan' );
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 isAlmostSameValue = require( '@stdlib/assert/is-almost-same-value' );
var cos = require( './../lib' );


Expand All @@ -49,8 +48,6 @@ tape( 'main export is a function', function test( t ) {

tape( 'the function computes the cosine (medium negative values)', function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -63,9 +60,7 @@ tape( 'the function computes the cosine (medium negative values)', function test
if ( y === expected[ i ] ) {
t.strictEqual( y, expected[ i ], 'x: '+x[i]+'. Expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = EPS * abs( expected[ i ] );
t.ok( delta <= tol, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i]+'. tol: '+tol+'. Δ: '+delta+'.' );
t.strictEqual( isAlmostSameValue( y, expected[ i ], 1 ), true, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i] );
}
}

Expand All @@ -74,8 +69,6 @@ tape( 'the function computes the cosine (medium negative values)', function test

tape( 'the function computes the cosine (positive medium values)', function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -88,9 +81,7 @@ tape( 'the function computes the cosine (positive medium values)', function test
if ( y === expected[ i ] ) {
t.strictEqual( y, expected[ i ], 'x: '+x[i]+'. Expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = EPS * abs( expected[ i ] );
t.ok( delta <= tol, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i]+'. tol: '+tol+'. Δ: '+delta+'.' );
t.strictEqual( isAlmostSameValue( y, expected[ i ], 1 ), true, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i] );
}
}

Expand All @@ -99,8 +90,6 @@ tape( 'the function computes the cosine (positive medium values)', function test

tape( 'the function computes the cosine (large negative values)', function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -113,9 +102,7 @@ tape( 'the function computes the cosine (large negative values)', function test(
if ( y === expected[ i ] ) {
t.strictEqual( y, expected[ i ], 'x: '+x[i]+'. Expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = EPS * abs( expected[ i ] );
t.ok( delta <= tol, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i]+'. tol: '+tol+'. Δ: '+delta+'.' );
t.strictEqual( isAlmostSameValue( y, expected[ i ], 1 ), true, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i] );
}
}

Expand All @@ -124,8 +111,6 @@ tape( 'the function computes the cosine (large negative values)', function test(

tape( 'the function computes the cosine (large positive values)', function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -138,9 +123,7 @@ tape( 'the function computes the cosine (large positive values)', function test(
if ( y === expected[ i ] ) {
t.strictEqual( y, expected[ i ], 'x: '+x[i]+'. Expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = EPS * abs( expected[ i ] );
t.ok( delta <= tol, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i]+'. tol: '+tol+'. Δ: '+delta+'.' );
t.strictEqual( isAlmostSameValue( y, expected[ i ], 1 ), true, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i] );
}
}

Expand All @@ -149,8 +132,6 @@ tape( 'the function computes the cosine (large positive values)', function test(

tape( 'the function computes the cosine (huge negative values)', function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -163,9 +144,7 @@ tape( 'the function computes the cosine (huge negative values)', function test(
if ( y === expected[ i ] ) {
t.strictEqual( y, expected[ i ], 'x: '+x[i]+'. Expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = EPS * abs( expected[ i ] );
t.ok( delta <= tol, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i]+'. tol: '+tol+'. Δ: '+delta+'.' );
t.strictEqual( isAlmostSameValue( y, expected[ i ], 1 ), true, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i] );
}
}

Expand All @@ -174,8 +153,6 @@ tape( 'the function computes the cosine (huge negative values)', function test(

tape( 'the function computes the cosine (huge positive values)', function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -188,9 +165,7 @@ tape( 'the function computes the cosine (huge positive values)', function test(
if ( y === expected[ i ] ) {
t.strictEqual( y, expected[ i ], 'x: '+x[i]+'. Expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = EPS * abs( expected[ i ] );
t.ok( delta <= tol, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i]+'. tol: '+tol+'. Δ: '+delta+'.' );
t.strictEqual( isAlmostSameValue( y, expected[ i ], 1 ), true, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i] );
}
}

Expand Down
41 changes: 8 additions & 33 deletions lib/node_modules/@stdlib/math/base/special/cos/test/test.native.js
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@
/**
* @license Apache-2.0
*
* Copyright (c) 2024 The Stdlib Authors.
* Copyright (c) 2026 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.
Expand All @@ -23,10 +23,9 @@
var resolve = require( 'path' ).resolve;
var tape = require( 'tape' );
var isnan = require( '@stdlib/math/base/assert/is-nan' );
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 isAlmostSameValue = require( '@stdlib/assert/is-almost-same-value' );
var tryRequire = require( '@stdlib/utils/try-require' );


Expand Down Expand Up @@ -58,8 +57,6 @@ tape( 'main export is a function', opts, function test( t ) {

tape( 'the function computes the cosine (medium negative values)', opts, function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -72,9 +69,7 @@ tape( 'the function computes the cosine (medium negative values)', opts, functio
if ( y === expected[ i ] ) {
t.strictEqual( y, expected[ i ], 'x: '+x[i]+'. Expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = EPS * abs( expected[ i ] );
t.ok( delta <= tol, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i]+'. tol: '+tol+'. Δ: '+delta+'.' );
t.strictEqual( isAlmostSameValue( y, expected[ i ], 1 ), true, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i] );
}
}

Expand All @@ -83,8 +78,6 @@ tape( 'the function computes the cosine (medium negative values)', opts, functio

tape( 'the function computes the cosine (positive medium values)', opts, function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -97,9 +90,7 @@ tape( 'the function computes the cosine (positive medium values)', opts, functio
if ( y === expected[ i ] ) {
t.strictEqual( y, expected[ i ], 'x: '+x[i]+'. Expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = EPS * abs( expected[ i ] );
t.ok( delta <= tol, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i]+'. tol: '+tol+'. Δ: '+delta+'.' );
t.strictEqual( isAlmostSameValue( y, expected[ i ], 1 ), true, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i] );
}
}

Expand All @@ -108,8 +99,6 @@ tape( 'the function computes the cosine (positive medium values)', opts, functio

tape( 'the function computes the cosine (large negative values)', opts, function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -122,9 +111,7 @@ tape( 'the function computes the cosine (large negative values)', opts, function
if ( y === expected[ i ] ) {
t.strictEqual( y, expected[ i ], 'x: '+x[i]+'. Expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = EPS * abs( expected[ i ] );
t.ok( delta <= tol, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i]+'. tol: '+tol+'. Δ: '+delta+'.' );
t.strictEqual( isAlmostSameValue( y, expected[ i ], 1 ), true, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i] );
}
}

Expand All @@ -133,8 +120,6 @@ tape( 'the function computes the cosine (large negative values)', opts, function

tape( 'the function computes the cosine (large positive values)', opts, function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -147,9 +132,7 @@ tape( 'the function computes the cosine (large positive values)', opts, function
if ( y === expected[ i ] ) {
t.strictEqual( y, expected[ i ], 'x: '+x[i]+'. Expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = EPS * abs( expected[ i ] );
t.ok( delta <= tol, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i]+'. tol: '+tol+'. Δ: '+delta+'.' );
t.strictEqual( isAlmostSameValue( y, expected[ i ], 1 ), true, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i] );
}
}

Expand All @@ -158,8 +141,6 @@ tape( 'the function computes the cosine (large positive values)', opts, function

tape( 'the function computes the cosine (huge negative values)', opts, function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -172,9 +153,7 @@ tape( 'the function computes the cosine (huge negative values)', opts, function
if ( y === expected[ i ] ) {
t.strictEqual( y, expected[ i ], 'x: '+x[i]+'. Expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = EPS * abs( expected[ i ] );
t.ok( delta <= tol, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i]+'. tol: '+tol+'. Δ: '+delta+'.' );
t.strictEqual( isAlmostSameValue( y, expected[ i ], 1 ), true, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i] );
}
}

Expand All @@ -183,8 +162,6 @@ tape( 'the function computes the cosine (huge negative values)', opts, function

tape( 'the function computes the cosine (huge positive values)', opts, function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -197,9 +174,7 @@ tape( 'the function computes the cosine (huge positive values)', opts, function
if ( y === expected[ i ] ) {
t.strictEqual( y, expected[ i ], 'x: '+x[i]+'. Expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = EPS * abs( expected[ i ] );
t.ok( delta <= tol, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i]+'. tol: '+tol+'. Δ: '+delta+'.' );
t.strictEqual( isAlmostSameValue( y, expected[ i ], 1 ), true, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i] );
}
}

Expand Down