From 49012ba02774e5beb7f616ea992636e0b929043b Mon Sep 17 00:00:00 2001
From: Claude <noreply@anthropic.com>
Date: Thu, 24 Sep 2026 22:30:28 +0000
Subject: [PATCH] test: migrate `stats/base/dists/weibull/kurtosis` 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_01HSKJcyAaUxty3NwkcujtAR
---
 .../stats/base/dists/weibull/kurtosis/test/test.js  | 13 ++-----------
 .../base/dists/weibull/kurtosis/test/test.native.js | 13 ++-----------
 2 files changed, 4 insertions(+), 22 deletions(-)

diff --git a/lib/node_modules/@stdlib/stats/base/dists/weibull/kurtosis/test/test.js b/lib/node_modules/@stdlib/stats/base/dists/weibull/kurtosis/test/test.js
index ea538bbd0521..e4705b1396e0 100644
--- a/lib/node_modules/@stdlib/stats/base/dists/weibull/kurtosis/test/test.js
+++ b/lib/node_modules/@stdlib/stats/base/dists/weibull/kurtosis/test/test.js
@@ -21,11 +21,10 @@
 // MODULES //
 
 var tape = require( 'tape' );
-var abs = require( '@stdlib/math/base/special/abs' );
+var isAlmostSameValue = require( '@stdlib/assert/is-almost-same-value' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var PINF = require( '@stdlib/constants/float64/pinf' );
 var NINF = require( '@stdlib/constants/float64/ninf' );
-var EPS = require( '@stdlib/constants/float64/eps' );
 var kurtosis = require( './../lib' );
 
 
@@ -97,8 +96,6 @@ tape( 'if provided `lambda <= 0`, the function returns `NaN`', function test( t
 tape( 'the function returns the excess kurtosis of a Weibull distribution', function test( t ) {
 	var expected;
 	var lambda;
-	var delta;
-	var tol;
 	var k;
 	var i;
 	var y;
@@ -108,13 +105,7 @@ tape( 'the function returns the excess kurtosis of a Weibull distribution', func
 	lambda = data.lambda;
 	for ( i = 0; i < expected.length; i++ ) {
 		y = kurtosis( k[i], lambda[i] );
-		if ( y === expected[i] ) {
-			t.strictEqual( y, expected[i], 'k: '+k[i]+', lambda: '+lambda[i]+', y: '+y+', expected: '+expected[i] );
-		} else {
-			delta = abs( y - expected[ i ] );
-			tol = 1.5e6 * EPS * abs( expected[ i ] );
-			t.ok( delta <= tol, 'within tolerance. k: '+k[i]+'. lambda: '+lambda[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' );
-		}
+		t.strictEqual( isAlmostSameValue( y, expected[ i ], 1292760 ), true, 'returns expected value' );
 	}
 	t.end();
 });
diff --git a/lib/node_modules/@stdlib/stats/base/dists/weibull/kurtosis/test/test.native.js b/lib/node_modules/@stdlib/stats/base/dists/weibull/kurtosis/test/test.native.js
index 54e2c3a79262..573fe5b5a8b9 100644
--- a/lib/node_modules/@stdlib/stats/base/dists/weibull/kurtosis/test/test.native.js
+++ b/lib/node_modules/@stdlib/stats/base/dists/weibull/kurtosis/test/test.native.js
@@ -23,11 +23,10 @@
 var resolve = require( 'path' ).resolve;
 var tape = require( 'tape' );
 var tryRequire = require( '@stdlib/utils/try-require' );
-var abs = require( '@stdlib/math/base/special/abs' );
+var isAlmostSameValue = require( '@stdlib/assert/is-almost-same-value' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var PINF = require( '@stdlib/constants/float64/pinf' );
 var NINF = require( '@stdlib/constants/float64/ninf' );
-var EPS = require( '@stdlib/constants/float64/eps' );
 
 
 // VARIABLES //
@@ -106,8 +105,6 @@ tape( 'if provided `lambda <= 0`, the function returns `NaN`', opts, function te
 tape( 'the function returns the excess kurtosis of a Weibull distribution', opts, function test( t ) {
 	var expected;
 	var lambda;
-	var delta;
-	var tol;
 	var k;
 	var i;
 	var y;
@@ -117,13 +114,7 @@ tape( 'the function returns the excess kurtosis of a Weibull distribution', opts
 	lambda = data.lambda;
 	for ( i = 0; i < expected.length; i++ ) {
 		y = kurtosis( k[i], lambda[i] );
-		if ( y === expected[i] ) {
-			t.strictEqual( y, expected[i], 'k: '+k[i]+', lambda: '+lambda[i]+', y: '+y+', expected: '+expected[i] );
-		} else {
-			delta = abs( y - expected[ i ] );
-			tol = 1.5e6 * EPS * abs( expected[ i ] );
-			t.ok( delta <= tol, 'within tolerance. k: '+k[i]+'. lambda: '+lambda[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' );
-		}
+		t.strictEqual( isAlmostSameValue( y, expected[ i ], 1292760 ), true, 'returns expected value' );
 	}
 	t.end();
 });