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test: migrate math/base/special/cosd to ULP-based testing #13704

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Merged
kgryte merged 1 commit into from
Jul 27, 2026
Merged

test: migrate math/base/special/cosd to ULP-based testing #13704

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27 changes: 5 additions & 22 deletions lib/node_modules/@stdlib/math/base/special/cosd/test/test.js
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Original file line number Diff line number Diff line change
Expand Up @@ -21,11 +21,10 @@
// MODULES //

var tape = require( 'tape' );
var isnan = require( '@stdlib/math/base/assert/is-nan' );
var abs = require( '@stdlib/math/base/special/abs' );
var EPS = require( '@stdlib/constants/float64/eps' );
var PINF = require( '@stdlib/constants/float64/pinf' );
var isAlmostSameValue = require( '@stdlib/assert/is-almost-same-value' );
var NINF = require( '@stdlib/constants/float64/ninf' );
var PINF = require( '@stdlib/constants/float64/pinf' );
var isnan = require( '@stdlib/math/base/assert/is-nan' );
var cosd = require( './../lib' );


Expand All @@ -51,8 +50,6 @@ tape( 'if provided a `NaN`, the function returns `NaN`', function test( t ) {

tape( 'the function computes the cosine of an angle measured in degrees (negative values)', function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -62,21 +59,13 @@ tape( 'the function computes the cosine of an angle measured in degrees (negativ

for ( i = 0; i < x.length; i++ ) {
y = cosd( x[i] );
if ( y === expected[ i ] ) {
t.strictEqual( y, expected[ i ], 'x: '+x[i]+'. E: '+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, 'returns expected value' );
}
t.end();
});

tape( 'the function computes the cosine of an angle measured in degrees (positive values)', function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -86,13 +75,7 @@ tape( 'the function computes the cosine of an angle measured in degrees (positiv

for ( i = 0; i < x.length; i++ ) {
y = cosd( x[i] );
if ( y === expected[ i ] ) {
t.strictEqual( y, expected[ i ], 'x: '+x[i]+'. E: '+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, 'returns expected value' );
}
t.end();
});
Expand Down
27 changes: 5 additions & 22 deletions lib/node_modules/@stdlib/math/base/special/cosd/test/test.native.js
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Original file line number Diff line number Diff line change
Expand Up @@ -22,11 +22,10 @@

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 EPS = require( '@stdlib/constants/float64/eps' );
var PINF = require( '@stdlib/constants/float64/pinf' );
var isAlmostSameValue = require( '@stdlib/assert/is-almost-same-value' );
var NINF = require( '@stdlib/constants/float64/ninf' );
var PINF = require( '@stdlib/constants/float64/pinf' );
var isnan = require( '@stdlib/math/base/assert/is-nan' );
var tryRequire = require( '@stdlib/utils/try-require' );


Expand Down Expand Up @@ -60,8 +59,6 @@ tape( 'if provided a `NaN`, the function returns `NaN`', opts, function test( t

tape( 'the function computes the cosine of an angle measured in degrees (negative values)', opts, function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -71,21 +68,13 @@ tape( 'the function computes the cosine of an angle measured in degrees (negativ

for ( i = 0; i < x.length; i++ ) {
y = cosd( x[i] );
if ( y === expected[ i ] ) {
t.strictEqual( y, expected[ i ], 'x: '+x[i]+'. E: '+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, 'returns expected value' );
}
t.end();
});

tape( 'the function computes the cosine of an angle measured in degrees (positive values)', opts, function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -95,13 +84,7 @@ tape( 'the function computes the cosine of an angle measured in degrees (positiv

for ( i = 0; i < x.length; i++ ) {
y = cosd( x[i] );
if ( y === expected[ i ] ) {
t.strictEqual( y, expected[ i ], 'x: '+x[i]+'. E: '+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, 'returns expected value' );
}
t.end();
});
Expand Down