Skip to content

test: migrate math/base/special/erfc to ULP base testing #11360

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
kgryte merged 2 commits into from
Apr 12, 2026
Merged

test: migrate math/base/special/erfc to ULP base testing #11360

Show file tree
Hide file tree
Changes from 1 commit
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
0cfeaa3
test: migrate `math/base/special/erfc` to ULP base testing
shubham220420 Apr 11, 2026
b42ac17
test: migrate `math/base/special/erfc` to ULP base testing
shubham220420 Apr 11, 2026
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
45 changes: 8 additions & 37 deletions lib/node_modules/@stdlib/math/base/special/erfc/test/test.js
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -24,8 +24,7 @@ var tape = require( 'tape' );
var isnan = require( '@stdlib/math/base/assert/is-nan' );
var NINF = require( '@stdlib/constants/float64/ninf' );
var PINF = require( '@stdlib/constants/float64/pinf' );
var EPS = require( '@stdlib/constants/float64/eps' );
var abs = require( '@stdlib/math/base/special/abs' );
var isAlmostSameValue = require( '@stdlib/assert/is-almost-same-value' );
var erfc = require( './../lib' );


Expand Down Expand Up @@ -55,8 +54,6 @@ tape( 'main export is a function', function test( t ) {

tape( 'the function evaluates the complementary error function for `x` on the interval `[-5,-100]', function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -68,18 +65,14 @@ tape( 'the function evaluates the complementary error function for `x` on the in
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', y: '+y+', expected: '+expected[i] );
} else {
Comment thread
shubham220420 marked this conversation as resolved.
Outdated
delta = abs( y - expected[ i ] );
tol = 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' );
Comment thread
shubham220420 marked this conversation as resolved.
Outdated
}
}
t.end();
});

tape( 'the function evaluates the complementary error function for `x` on the interval `[5,100]`', function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -91,18 +84,14 @@ tape( 'the function evaluates the complementary error function for `x` on the in
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', y: '+y+', 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]+'. Δ: '+delta+'. tol: '+tol );
t.strictEqual( isAlmostSameValue( y, expected[i], 1 ), true, 'returns expected value' );
}
}
t.end();
});

tape( 'the function evaluates the complementary error function for `x` on the interval `[-2.5,-28]`', function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -114,18 +103,14 @@ tape( 'the function evaluates the complementary error function for `x` on the in
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', y: '+y+', 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]+'. Δ: '+delta+'. tol: '+tol );
t.strictEqual( isAlmostSameValue( y, expected[i], 1 ), true, 'returns expected value' );
}
}
t.end();
});

tape( 'the function evaluates the complementary error function for `x` on the interval `[2.5,28]`', function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -137,18 +122,14 @@ tape( 'the function evaluates the complementary error function for `x` on the in
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', y: '+y+', 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]+'. Δ: '+delta+'. tol: '+tol );
t.strictEqual( isAlmostSameValue( y, expected[i], 1 ), true, 'returns expected value' );
}
}
t.end();
});

tape( 'the function evaluates the complementary error function for `x` on the interval `[-1,-3]`', function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -160,18 +141,14 @@ tape( 'the function evaluates the complementary error function for `x` on the in
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', y: '+y+', 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]+'. Δ: '+delta+'. tol: '+tol );
t.strictEqual( isAlmostSameValue( y, expected[i], 1 ), true, 'returns expected value' );
}
}
t.end();
});

tape( 'the function evaluates the complementary error function for `x` on the interval `[1,3]`', function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -183,18 +160,14 @@ tape( 'the function evaluates the complementary error function for `x` on the in
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', y: '+y+', 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]+'. Δ: '+delta+'. tol: '+tol );
t.strictEqual( isAlmostSameValue( y, expected[i], 1 ), true, 'returns expected value' );
}
}
t.end();
});

tape( 'the function evaluates the complementary error function for `x` on the interval `[-0.8,-1]`', function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -206,9 +179,7 @@ tape( 'the function evaluates the complementary error function for `x` on the in
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', y: '+y+', 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]+'. Δ: '+delta+'. tol: '+tol );
t.strictEqual( isAlmostSameValue( y, expected[i], 1 ), true, 'returns expected value' );
}
}
t.end();
Expand Down
75 changes: 13 additions & 62 deletions lib/node_modules/@stdlib/math/base/special/erfc/test/test.native.js
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -26,8 +26,7 @@ var isnan = require( '@stdlib/math/base/assert/is-nan' );
var NINF = require( '@stdlib/constants/float64/ninf' );
var PINF = require( '@stdlib/constants/float64/pinf' );
var tryRequire = require( '@stdlib/utils/try-require' );
var EPS = require( '@stdlib/constants/float64/eps' );
var abs = require( '@stdlib/math/base/special/abs' );
var isAlmostSameValue = require( '@stdlib/assert/is-almost-same-value' );


// FIXTURES //
Expand Down Expand Up @@ -64,8 +63,6 @@ tape( 'main export is a function', opts, function test( t ) {

tape( 'the function evaluates the complementary error function for `x` on the interval `[-5,-100]', opts, function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -77,18 +74,14 @@ tape( 'the function evaluates the complementary error function for `x` on the in
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', y: '+y+', expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = 2.0 * 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 evaluates the complementary error function for `x` on the interval `[5,100]`', opts, function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -100,18 +93,14 @@ tape( 'the function evaluates the complementary error function for `x` on the in
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', y: '+y+', expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = 2.0 * 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 evaluates the complementary error function for `x` on the interval `[-2.5,-28]`', opts, function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -123,18 +112,14 @@ tape( 'the function evaluates the complementary error function for `x` on the in
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', y: '+y+', expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = 2.0 * 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 evaluates the complementary error function for `x` on the interval `[2.5,28]`', opts, function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -146,18 +131,14 @@ tape( 'the function evaluates the complementary error function for `x` on the in
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', y: '+y+', expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = 2.0 * 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 evaluates the complementary error function for `x` on the interval `[-1,-3]`', opts, function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -169,18 +150,14 @@ tape( 'the function evaluates the complementary error function for `x` on the in
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', y: '+y+', expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = 2.0 * 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 evaluates the complementary error function for `x` on the interval `[1,3]`', opts, function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -192,18 +169,14 @@ tape( 'the function evaluates the complementary error function for `x` on the in
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', y: '+y+', expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = 2.0 * 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 evaluates the complementary error function for `x` on the interval `[-0.8,-1]`', opts, function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -215,18 +188,14 @@ tape( 'the function evaluates the complementary error function for `x` on the in
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', y: '+y+', expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = 2.0 * 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 evaluates the complementary error function for `x` on the interval `[0.8,1]`', opts, function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -238,18 +207,14 @@ tape( 'the function evaluates the complementary error function for `x` on the in
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', y: '+y+', expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = 2.0 * 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 evaluates the complementary error function for `x` on the interval `[-0.8,0.8]`', opts, function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -261,18 +226,14 @@ tape( 'the function evaluates the complementary error function for `x` on the in
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', y: '+y+', expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = 2.0 * 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 evaluates the complementary error function for `x` on the interval `[-1e-300,-1e-308]`', opts, function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -284,18 +245,14 @@ tape( 'the function evaluates the complementary error function for `x` on the in
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', y: '+y+', expected: '+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 evaluates the complementary error function for `x` on the interval `[1e-300,1e-308]`', opts, function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -307,18 +264,14 @@ tape( 'the function evaluates the complementary error function for `x` on the in
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', y: '+y+', expected: '+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 evaluates the complementary error function for subnormal `x`', opts, function test( t ) {
var expected;
var delta;
var tol;
var x;
var y;
var i;
Expand All @@ -330,9 +283,7 @@ tape( 'the function evaluates the complementary error function for subnormal `x`
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', y: '+y+', expected: '+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
Loading