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test: migrate stats/incr/nanrss to ULP-based assertions #16284

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Merged
kgryte merged 1 commit into from
Oct 23, 2026
+3 −11
Merged

test: migrate stats/incr/nanrss to ULP-based assertions #16284

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14 changes: 3 additions & 11 deletions lib/node_modules/@stdlib/stats/incr/nanrss/test/test.js
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Original file line number Diff line number Diff line change
Expand Up @@ -21,7 +21,7 @@
// MODULES //

var tape = require( 'tape' );
var ulpdiff = require( '@stdlib/number/float64/base/ulp-difference' );
var isAlmostSameValue = require( '@stdlib/assert/is-almost-same-value' );
var incrnanrss = require( './../lib' );


Expand All @@ -47,7 +47,6 @@ tape( 'the initial accumulated value is `null`', function test( t ) {
tape( 'the accumulator function incrementally computes the residual sum of squares', function test( t ) {
var expected;
var actual;
var diff;
var data;
var acc;
var sum;
Expand Down Expand Up @@ -77,20 +76,14 @@ tape( 'the accumulator function incrementally computes the residual sum of squar
sum += r * r;
expected = sum;
actual = acc( x, y );
if ( actual === expected ) {
t.strictEqual( actual, expected, 'returns expected value' );
} else {
diff = ulpdiff( actual, expected );
t.strictEqual( diff <= 1, true, 'within 1 ulp. Actual: '+actual+'. Expected: '+expected+'. ULP diff: '+diff );
}
t.strictEqual( isAlmostSameValue( actual, expected, 0 ), true, 'returns expected value' );
}
t.end();
});

tape( 'if not provided an input value, the accumulator function returns the current residual sum of squares', function test( t ) {
var expected;
var actual;
var diff;
var data;
var acc;
var i;
Expand All @@ -106,8 +99,7 @@ tape( 'if not provided an input value, the accumulator function returns the curr
}
actual = acc();
expected = 1.0 + 64.0 + 81.0;
diff = ulpdiff( actual, expected );
t.strictEqual( diff <= 1, true, 'within 1 ulp. Actual: '+actual+'. Expected: '+expected+'. ULP diff: '+diff );
t.strictEqual( isAlmostSameValue( actual, expected, 0 ), true, 'returns expected value' );
t.end();
});

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