From c80276021065ecccaefd280981ad242af37838da Mon Sep 17 00:00:00 2001
From: Ujjwal Verma <ujjwalverma010305@gmail.com>
Date: Wed, 29 Jul 2026 08:53:39 +0530
Subject: [PATCH] test: migrate math/base/special/acotdf to ULP-based testing

---
 .../math/base/special/acotdf/test/test.js     | 23 +++----------------
 .../base/special/acotdf/test/test.native.js   | 23 +++----------------
 2 files changed, 6 insertions(+), 40 deletions(-)

diff --git a/lib/node_modules/@stdlib/math/base/special/acotdf/test/test.js b/lib/node_modules/@stdlib/math/base/special/acotdf/test/test.js
index 52468a6ca689..08a672b32579 100644
--- a/lib/node_modules/@stdlib/math/base/special/acotdf/test/test.js
+++ b/lib/node_modules/@stdlib/math/base/special/acotdf/test/test.js
@@ -22,8 +22,7 @@
 
 var tape = require( 'tape' );
 var isnanf = require( '@stdlib/math/base/assert/is-nanf' );
-var absf = require( '@stdlib/math/base/special/absf' );
-var EPS = require( '@stdlib/constants/float32/eps' );
+var isAlmostSameValuef = require( '@stdlib/number/float32/base/assert/is-almost-same-value' );
 var float64ToFloat32 = require( '@stdlib/number/float64/base/to-float32' );
 var acotdf = require( './../lib' );
 
@@ -44,8 +43,6 @@ tape( 'main export is a function', function test( t ) {
 
 tape( 'the function computes the arccotangent in degrees (negative values)', function test( t ) {
 	var expected;
-	var delta;
-	var tol;
 	var x;
 	var y;
 	var i;
@@ -57,21 +54,13 @@ tape( 'the function computes the arccotangent in degrees (negative values)', fun
 	for ( i = 0; i < x.length; i++ ) {
 		e = float64ToFloat32( expected[ i ] );
 		y = acotdf( x[ i ] );
-		if ( y === e ) {
-			t.strictEqual( y, e, 'x: '+x[ i ]+'. E: '+e );
-		} else {
-			delta = absf( y - e );
-			tol = 1.7 * EPS * absf( e );
-			t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. y: '+y+'. E: '+e+'. tol: '+tol+'. Δ: '+delta+'.' );
-		}
+		t.strictEqual( isAlmostSameValuef( y, e, 2 ), true, 'returns expected value' );
 	}
 	t.end();
 });
 
 tape( 'the function computes the arccotangent in degrees (positive values)', function test( t ) {
 	var expected;
-	var delta;
-	var tol;
 	var x;
 	var y;
 	var i;
@@ -83,13 +72,7 @@ tape( 'the function computes the arccotangent in degrees (positive values)', fun
 	for ( i = 0; i < x.length; i++ ) {
 		e = float64ToFloat32( expected[ i ] );
 		y = acotdf( x[ i ] );
-		if ( y === e ) {
-			t.strictEqual( y, e, 'x: '+x[ i ]+'. E: '+e );
-		} else {
-			delta = absf( y - e );
-			tol = 1.7 * EPS * absf( e );
-			t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. y: '+y+'. E: '+e+'. tol: '+tol+'. Δ: '+delta+'.' );
-		}
+		t.strictEqual( isAlmostSameValuef( y, e, 2 ), true, 'returns expected value' );
 	}
 	t.end();
 });
diff --git a/lib/node_modules/@stdlib/math/base/special/acotdf/test/test.native.js b/lib/node_modules/@stdlib/math/base/special/acotdf/test/test.native.js
index c1af591e76f6..4d745386fa26 100644
--- a/lib/node_modules/@stdlib/math/base/special/acotdf/test/test.native.js
+++ b/lib/node_modules/@stdlib/math/base/special/acotdf/test/test.native.js
@@ -23,8 +23,7 @@
 var resolve = require( 'path' ).resolve;
 var tape = require( 'tape' );
 var isnanf = require( '@stdlib/math/base/assert/is-nanf' );
-var absf = require( '@stdlib/math/base/special/absf' );
-var EPS = require( '@stdlib/constants/float32/eps' );
+var isAlmostSameValuef = require( '@stdlib/number/float32/base/assert/is-almost-same-value' );
 var float64ToFloat32 = require( '@stdlib/number/float64/base/to-float32' );
 var tryRequire = require( '@stdlib/utils/try-require' );
 
@@ -53,8 +52,6 @@ tape( 'main export is a function', opts, function test( t ) {
 
 tape( 'the function computes the arccotangent in degrees (negative values)', opts, function test( t ) {
 	var expected;
-	var delta;
-	var tol;
 	var x;
 	var y;
 	var i;
@@ -66,21 +63,13 @@ tape( 'the function computes the arccotangent in degrees (negative values)', opt
 	for ( i = 0; i < x.length; i++ ) {
 		e = float64ToFloat32( expected[ i ] );
 		y = acotdf( x[ i ] );
-		if ( y === e ) {
-			t.strictEqual( y, e, 'x: '+x[ i ]+'. E: '+e );
-		} else {
-			delta = absf( y - e );
-			tol = 1.7 * EPS * absf( e );
-			t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. y: '+y+'. E: '+e+'. tol: '+tol+'. Δ: '+delta+'.' );
-		}
+		t.strictEqual( isAlmostSameValuef( y, e, 2 ), true, 'returns expected value' );
 	}
 	t.end();
 });
 
 tape( 'the function computes the arccotangent in degrees (positive values)', opts, function test( t ) {
 	var expected;
-	var delta;
-	var tol;
 	var x;
 	var y;
 	var i;
@@ -92,13 +81,7 @@ tape( 'the function computes the arccotangent in degrees (positive values)', opt
 	for ( i = 0; i < x.length; i++ ) {
 		e = float64ToFloat32( expected[ i ] );
 		y = acotdf( x[ i ] );
-		if ( y === e ) {
-			t.strictEqual( y, e, 'x: '+x[ i ]+'. E: '+e );
-		} else {
-			delta = absf( y - e );
-			tol = 1.7 * EPS * absf( e );
-			t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. y: '+y+'. E: '+e+'. tol: '+tol+'. Δ: '+delta+'.' );
-		}
+		t.strictEqual( isAlmostSameValuef( y, e, 2 ), true, 'returns expected value' );
 	}
 	t.end();
 });