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test: migrate math/base/special/acosd to ULP-based testing #11601

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Merged
kgryte merged 1 commit into from
Apr 19, 2026
Merged

test: migrate math/base/special/acosd to ULP-based testing #11601

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22 changes: 3 additions & 19 deletions lib/node_modules/@stdlib/math/base/special/acosd/test/test.js
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Original file line number Diff line number Diff line change
Expand Up @@ -22,7 +22,7 @@

var tape = require( 'tape' );
var isnan = require( '@stdlib/math/base/assert/is-nan' );
var abs = require( '@stdlib/math/base/special/abs' );
var isAlmostSameValue = require( '@stdlib/assert/is-almost-same-value' );
var randu = require( '@stdlib/random/base/randu' );
var EPS = require( '@stdlib/constants/float64/eps' );
var isPositiveZero = require( '@stdlib/assert/is-positive-zero' );
Expand Down Expand Up @@ -51,8 +51,6 @@ tape( 'the function returns `NaN` if provided `NaN`', function test( t ) {

tape( 'the function computes the arccosine in degrees (negative values)', function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -62,21 +60,13 @@ tape( 'the function computes the arccosine in degrees (negative values)', functi

for ( i = 0; i < x.length; i++ ) {
y = acosd( x[i] );
if ( y === expected[ i ] ) {
t.strictEqual( y, expected[ i ], 'x: '+x[i]+'. E: '+expected[i] );
} else {
delta = abs( y - expected[i] );
tol = 1.4 * 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 ], 2 ), true, 'returns expected value' );
}
t.end();
});

tape( 'the function computes the arccosine in degrees (positive values)', function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -86,13 +76,7 @@ tape( 'the function computes the arccosine in degrees (positive values)', functi

for ( i = 0; i < x.length; i++ ) {
y = acosd( x[i] );
if ( y === expected[ i ] ) {
t.strictEqual( y, expected[ i ], 'x: '+x[i]+'. E: '+expected[i] );
} else {
delta = abs( y - expected[i] );
tol = 1.4 * 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 ], 2 ), true, 'returns expected value' );
}
t.end();
});
Expand Down
22 changes: 3 additions & 19 deletions lib/node_modules/@stdlib/math/base/special/acosd/test/test.native.js
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Original file line number Diff line number Diff line change
Expand Up @@ -23,7 +23,7 @@
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 isAlmostSameValue = require( '@stdlib/assert/is-almost-same-value' );
var randu = require( '@stdlib/random/base/randu' );
var EPS = require( '@stdlib/constants/float64/eps' );
var isPositiveZero = require( '@stdlib/assert/is-positive-zero' );
Expand Down Expand Up @@ -60,8 +60,6 @@ tape( 'the function returns `NaN` if provided `NaN`', opts, function test( t ) {

tape( 'the function computes the arccosine in degrees (negative values)', opts, function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -71,21 +69,13 @@ tape( 'the function computes the arccosine in degrees (negative values)', opts,

for ( i = 0; i < x.length; i++ ) {
y = acosd( x[i] );
if ( y === expected[ i ] ) {
t.strictEqual( y, expected[ i ], 'x: '+x[i]+'. E: '+expected[i] );
} else {
delta = abs( y - expected[i] );
tol = 1.4 * 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 ], 2 ), true, 'returns expected value' );
}
t.end();
});

tape( 'the function computes the arccosine in degrees (positive values)', opts, function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -95,13 +85,7 @@ tape( 'the function computes the arccosine in degrees (positive values)', opts,

for ( i = 0; i < x.length; i++ ) {
y = acosd( x[i] );
if ( y === expected[ i ] ) {
t.strictEqual( y, expected[ i ], 'x: '+x[i]+'. E: '+expected[i] );
} else {
delta = abs( y - expected[i] );
tol = 1.4 * 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 ], 2 ), true, 'returns expected value' );
}
t.end();
});
Expand Down