From 9d1c47dd1850d15ffab78c3de77ffa84bc1ea8cd Mon Sep 17 00:00:00 2001
From: Claude <noreply@anthropic.com>
Date: Wed, 21 Oct 2026 14:16:46 +0000
Subject: [PATCH] test: migrate `stats/incr/nanrss` to ULP-based assertions

Replace the hand-rolled ULP tolerance check in the `stats/incr/nanrss`
unit tests with `@stdlib/assert/is-almost-same-value`, mirroring the
idiom already used in `stats/incr/rss`.

Ref: https://github.com/stdlib-js/stdlib/issues/11352

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01Qgtt3BxHNqCDE6TW4DgEeV
---
 .../@stdlib/stats/incr/nanrss/test/test.js         | 14 +++-----------
 1 file changed, 3 insertions(+), 11 deletions(-)

diff --git a/lib/node_modules/@stdlib/stats/incr/nanrss/test/test.js b/lib/node_modules/@stdlib/stats/incr/nanrss/test/test.js
index e8374337d657..07853bcff7f9 100644
--- a/lib/node_modules/@stdlib/stats/incr/nanrss/test/test.js
+++ b/lib/node_modules/@stdlib/stats/incr/nanrss/test/test.js
@@ -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' );
 
 
@@ -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;
@@ -77,12 +76,7 @@ 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();
 });
@@ -90,7 +84,6 @@ tape( 'the accumulator function incrementally computes the residual sum of squar
 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;
@@ -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();
 });