From 2af439c09c08ad1f39672cf69aaae6431238a875 Mon Sep 17 00:00:00 2001
From: Ujjwal Verma <ujjwalverma010305@gmail.com>
Date: Thu, 2 Jul 2026 18:45:35 +0530
Subject: [PATCH] test: migrate math/base/special/xlogy to ULP-based testing

---
 .../@stdlib/math/base/special/xlogy/test/test.js         | 9 ++-------
 .../@stdlib/math/base/special/xlogy/test/test.native.js  | 9 ++-------
 2 files changed, 4 insertions(+), 14 deletions(-)

diff --git a/lib/node_modules/@stdlib/math/base/special/xlogy/test/test.js b/lib/node_modules/@stdlib/math/base/special/xlogy/test/test.js
index c197d7b4e8db..fab3a40f2361 100644
--- a/lib/node_modules/@stdlib/math/base/special/xlogy/test/test.js
+++ b/lib/node_modules/@stdlib/math/base/special/xlogy/test/test.js
@@ -22,8 +22,7 @@
 
 var tape = require( 'tape' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
-var EPS = require( '@stdlib/constants/float64/eps' );
-var abs = require( '@stdlib/math/base/special/abs' );
+var isAlmostSameValue = require( '@stdlib/assert/is-almost-same-value' );
 var xlogy = require( './../lib' );
 
 
@@ -73,9 +72,7 @@ tape( 'the function returns `0` when `x = 0` and `y` is a number', function test
 
 tape( 'the function evaluates `x * ln(y)` for small `x` and `y`', function test( t ) {
 	var expected;
-	var delta;
 	var out;
-	var tol;
 	var x;
 	var y;
 	var i;
@@ -88,9 +85,7 @@ tape( 'the function evaluates `x * ln(y)` for small `x` and `y`', function test(
 		if ( out === expected[i] ) {
 			t.strictEqual( out, expected[i], 'x: '+x[i]+', out: '+out+', expected: '+expected[i] );
 		} else {
-			delta = abs( out - expected[i] );
-			tol = 2.0 * EPS * abs( expected[i] );
-			t.ok( delta <= tol, 'within tolerance. x: '+x[i]+'. v: '+out+'. E: '+expected[i]+' Δ: '+delta+'. tol: '+tol );
+			t.strictEqual( isAlmostSameValue( out, expected[i], 2 ), true, 'returns expected value' );
 		}
 	}
 	t.end();
diff --git a/lib/node_modules/@stdlib/math/base/special/xlogy/test/test.native.js b/lib/node_modules/@stdlib/math/base/special/xlogy/test/test.native.js
index aec430935ccf..9e220eca152f 100644
--- a/lib/node_modules/@stdlib/math/base/special/xlogy/test/test.native.js
+++ b/lib/node_modules/@stdlib/math/base/special/xlogy/test/test.native.js
@@ -23,8 +23,7 @@
 var resolve = require( 'path' ).resolve;
 var tape = require( 'tape' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
-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 tryRequire = require( '@stdlib/utils/try-require' );
 
 
@@ -88,9 +87,7 @@ tape( 'the function returns `0` when `x = 0` and `y` is a number', opts, functio
 
 tape( 'the function evaluates `x * ln(y)` for small `x` and `y`', opts, function test( t ) {
 	var expected;
-	var delta;
 	var out;
-	var tol;
 	var x;
 	var y;
 	var i;
@@ -103,9 +100,7 @@ tape( 'the function evaluates `x * ln(y)` for small `x` and `y`', opts, function
 		if ( out === expected[i] ) {
 			t.strictEqual( out, expected[i], 'x: '+x[i]+', out: '+out+', expected: '+expected[i] );
 		} else {
-			delta = abs( out - expected[i] );
-			tol = 2.0 * EPS * abs( expected[i] );
-			t.ok( delta <= tol, 'within tolerance. x: '+x[i]+'. v: '+out+'. E: '+expected[i]+' Δ: '+delta+'. tol: '+tol );
+			t.strictEqual( isAlmostSameValue( out, expected[i], 2 ), true, 'returns expected value' );
 		}
 	}
 	t.end();