From 58efaa68de27e21135801e4e9d7dba11374725fa Mon Sep 17 00:00:00 2001
From: Claude <noreply@anthropic.com>
Date: Sat, 17 Oct 2026 06:15:05 +0000
Subject: [PATCH] test: migrate `stats/incr/nanmvariance` to ULP-based
 assertions

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_018M8vusnJua7pDPaBrZoE9v
---
 .../@stdlib/stats/incr/nanmvariance/test/test.js  | 15 +++------------
 1 file changed, 3 insertions(+), 12 deletions(-)

diff --git a/lib/node_modules/@stdlib/stats/incr/nanmvariance/test/test.js b/lib/node_modules/@stdlib/stats/incr/nanmvariance/test/test.js
index 85d5b934c614..cf8abc2ef043 100644
--- a/lib/node_modules/@stdlib/stats/incr/nanmvariance/test/test.js
+++ b/lib/node_modules/@stdlib/stats/incr/nanmvariance/test/test.js
@@ -22,8 +22,7 @@
 
 var tape = require( 'tape' );
 var randu = require( '@stdlib/random/base/randu' );
-var abs = require( '@stdlib/math/base/special/abs' );
-var EPS = require( '@stdlib/constants/float64/eps' );
+var isAlmostSameValue = require( '@stdlib/assert/is-almost-same-value' );
 var zeros = require( '@stdlib/array/base/zeros' );
 var incrnanmvariance = require( './../lib' );
 
@@ -244,9 +243,7 @@ tape( 'the accumulator function computes a moving unbiased sample variance incre
 tape( 'if not provided an input value, the accumulator function returns the current unbiased sample variance', function test( t ) {
 	var expected;
 	var actual;
-	var delta;
 	var data;
-	var tol;
 	var acc;
 	var i;
 
@@ -261,19 +258,15 @@ tape( 'if not provided an input value, the accumulator function returns the curr
 
 	expected = 19.0;
 	actual = acc();
-	delta = abs( actual - expected );
-	tol = EPS * expected;
 
-	t.strictEqual( delta < tol, true, 'expected: '+expected+'. actual: '+actual+'. tol: '+tol+'. delta: '+delta+'.' );
+	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 unbiased sample variance (known mean)', function test( t ) {
 	var expected;
 	var actual;
-	var delta;
 	var data;
-	var tol;
 	var acc;
 	var i;
 
@@ -288,10 +281,8 @@ tape( 'if not provided an input value, the accumulator function returns the curr
 
 	expected = 12.666666666666666;
 	actual = acc();
-	delta = abs( actual - expected );
-	tol = EPS * expected;
 
-	t.strictEqual( delta < tol, true, 'expected: '+expected+'. actual: '+actual+'. tol: '+tol+'. delta: '+delta+'.' );
+	t.strictEqual( isAlmostSameValue( actual, expected, 0 ), true, 'returns expected value' );
 	t.end();
 });