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test: migrate stats/base/dists/chisquare/median to ULP-based assertions #14545

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Merged
kgryte merged 1 commit into from
Aug 23, 2026
Merged

test: migrate stats/base/dists/chisquare/median to ULP-based assertions #14545

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13 changes: 2 additions & 11 deletions lib/node_modules/@stdlib/stats/base/dists/chisquare/median/test/test.js
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Original file line number Diff line number Diff line change
Expand Up @@ -21,10 +21,9 @@
// MODULES //

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


Expand Down Expand Up @@ -61,8 +60,6 @@ tape( 'if provided a degrees of freedom `k` that is not a nonnegative number, th

tape( 'the function returns the median of chi-squared distribution', function test( t ) {
var expected;
var delta;
var tol;
var k;
var i;
var y;
Expand All @@ -71,13 +68,7 @@ tape( 'the function returns the median of chi-squared distribution', function te
k = data.k;
for ( i = 0; i < expected.length; i++ ) {
y = median( k[i] );
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'k: '+k[i]+', y: '+y+', expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = 25.0 * EPS * abs( expected[ i ] );
t.ok( delta <= tol, 'within tolerance. k: '+k[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 39 ), true, 'returns expected value' );
}
t.end();
});