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test: migrate constants/float64/ln-two to ULP-based assertions #16107

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Merged
kgryte merged 2 commits into from
Oct 13, 2026
Merged

test: migrate constants/float64/ln-two to ULP-based assertions #16107

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09371d4
test: migrate `constants/float64/ln-two` to ULP-based assertions
claude Oct 13, 2026
260f6cf
style: remove whitespace
kgryte Oct 13, 2026
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15 changes: 3 additions & 12 deletions lib/node_modules/@stdlib/constants/float64/ln-two/test/test.js
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Original file line number Diff line number Diff line change
Expand Up @@ -21,9 +21,8 @@
// MODULES //

var tape = require( 'tape' );
var isAlmostSameValue = require( '@stdlib/assert/is-almost-same-value' );
var ln = require( '@stdlib/math/base/special/ln' );
var abs = require( '@stdlib/math/base/special/abs' );
var EPS = require( '@stdlib/constants/float64/eps' );
var LN2 = require( './../lib' );


Expand All @@ -41,15 +40,7 @@ tape( 'export is a double-precision floating-point number equal to `0.6931471805
});

tape( 'export equals `ln(2)`', function test( t ) {
var delta;
var tol;
var v;

v = ln( 2.0 );
delta = abs( v - LN2 );
tol = EPS * LN2;

t.ok( delta <= tol, 'equals ln(2) within tolerance '+tol );

var v = ln( 2.0 );
t.strictEqual( isAlmostSameValue( v, LN2, 0 ), true, 'returns expected value' );
t.end();
});
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