From 99da2028b59d7bfddae0d735f6aa78a981004086 Mon Sep 17 00:00:00 2001
From: Claude <noreply@anthropic.com>
Date: Tue, 8 Sep 2026 14:27:23 +0000
Subject: [PATCH] test: migrate `simulate/iter/sawtooth-wave` 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_01WqqdPYJ7b95CKX13XpdtDH
---
 .../simulate/iter/sawtooth-wave/test/test.js  | 83 ++-----------------
 1 file changed, 9 insertions(+), 74 deletions(-)

diff --git a/lib/node_modules/@stdlib/simulate/iter/sawtooth-wave/test/test.js b/lib/node_modules/@stdlib/simulate/iter/sawtooth-wave/test/test.js
index 1096dba8cb9c..faa3adab82aa 100644
--- a/lib/node_modules/@stdlib/simulate/iter/sawtooth-wave/test/test.js
+++ b/lib/node_modules/@stdlib/simulate/iter/sawtooth-wave/test/test.js
@@ -22,11 +22,10 @@
 
 var tape = require( 'tape' );
 var proxyquire = require( 'proxyquire' );
+var isAlmostSameValue = require( '@stdlib/assert/is-almost-same-value' );
 var iteratorSymbol = require( '@stdlib/symbol/iterator' );
 var tan = require( '@stdlib/math/base/special/tan' );
 var atan = require( '@stdlib/math/base/special/atan' );
-var abs = require( '@stdlib/math/base/special/abs' );
-var EPS = require( '@stdlib/constants/float64/eps' );
 var HALF_PI = require( '@stdlib/constants/float64/half-pi' );
 var PI = require( '@stdlib/constants/float64/pi' );
 var iterSawtoothWave = require( './../lib' );
@@ -103,8 +102,6 @@ tape( 'the function throws an error if provided an invalid option', function tes
 tape( 'the function returns an iterator protocol-compliant object which generates a sawtooth wave', function test( t ) {
 	var expected;
 	var actual;
-	var delta;
-	var tol;
 	var it;
 	var i;
 
@@ -165,13 +162,7 @@ tape( 'the function returns an iterator protocol-compliant object which generate
 	for ( i = 0; i < expected.length; i++ ) {
 		actual = it.next();
 		t.strictEqual( actual.done, expected[ i ].done, 'returns expected value' );
-		if ( actual.value === expected[ i ].value ) {
-			t.strictEqual( actual.value, expected[ i ].value, 'returns expected value' );
-		} else {
-			delta = abs( actual.value - expected[ i ].value );
-			tol = 1.0 * EPS * abs( expected[ i ].value );
-			t.strictEqual( delta <= tol, true, 'within tolerance. i: '+i+'. actual: '+actual.value+'. expected: '+expected[ i ].value+'. delta: '+delta+'. tol: '+tol+'.' );
-		}
+		t.strictEqual( isAlmostSameValue( actual.value, expected[ i ].value, 0 ), true, 'returns expected value' );
 	}
 	t.end();
 });
@@ -179,9 +170,7 @@ tape( 'the function returns an iterator protocol-compliant object which generate
 tape( 'the function supports specifying the waveform period', function test( t ) {
 	var expected;
 	var actual;
-	var delta;
 	var opts;
-	var tol;
 	var it;
 	var i;
 
@@ -245,13 +234,7 @@ tape( 'the function supports specifying the waveform period', function test( t )
 	for ( i = 0; i < expected.length; i++ ) {
 		actual = it.next();
 		t.strictEqual( actual.done, expected[ i ].done, 'returns expected value' );
-		if ( actual.value === expected[ i ].value ) {
-			t.strictEqual( actual.value, expected[ i ].value, 'returns expected value' );
-		} else {
-			delta = abs( actual.value - expected[ i ].value );
-			tol = 1.0 * EPS * abs( expected[ i ].value );
-			t.strictEqual( delta <= tol, true, 'within tolerance. i: '+i+'. actual: '+actual.value+'. expected: '+expected[ i ].value+'. delta: '+delta+'. tol: '+tol+'.' );
-		}
+		t.strictEqual( isAlmostSameValue( actual.value, expected[ i ].value, 0 ), true, 'returns expected value' );
 	}
 	t.end();
 });
@@ -259,9 +242,7 @@ tape( 'the function supports specifying the waveform period', function test( t )
 tape( 'the function supports specifying the wave amplitude', function test( t ) {
 	var expected;
 	var actual;
-	var delta;
 	var opts;
-	var tol;
 	var it;
 	var i;
 
@@ -326,13 +307,7 @@ tape( 'the function supports specifying the wave amplitude', function test( t )
 	for ( i = 0; i < expected.length; i++ ) {
 		actual = it.next();
 		t.strictEqual( actual.done, expected[ i ].done, 'returns expected value' );
-		if ( actual.value === expected[ i ].value ) {
-			t.strictEqual( actual.value, expected[ i ].value, 'returns expected value' );
-		} else {
-			delta = abs( actual.value - expected[ i ].value );
-			tol = 1.0 * EPS * abs( expected[ i ].value );
-			t.strictEqual( delta <= tol, true, 'within tolerance. i: '+i+'. actual: '+actual.value+'. expected: '+expected[ i ].value+'. delta: '+delta+'. tol: '+tol+'.' );
-		}
+		t.strictEqual( isAlmostSameValue( actual.value, expected[ i ].value, 0 ), true, 'returns expected value' );
 	}
 	t.end();
 });
@@ -340,9 +315,7 @@ tape( 'the function supports specifying the wave amplitude', function test( t )
 tape( 'the function supports specifying the phase offset (left shift)', function test( t ) {
 	var expected;
 	var actual;
-	var delta;
 	var opts;
-	var tol;
 	var it;
 	var i;
 
@@ -407,13 +380,7 @@ tape( 'the function supports specifying the phase offset (left shift)', function
 	for ( i = 0; i < expected.length; i++ ) {
 		actual = it.next();
 		t.strictEqual( actual.done, expected[ i ].done, 'returns expected value' );
-		if ( actual.value === expected[ i ].value ) {
-			t.strictEqual( actual.value, expected[ i ].value, 'returns expected value' );
-		} else {
-			delta = abs( actual.value - expected[ i ].value );
-			tol = 1.0 * EPS * abs( expected[ i ].value );
-			t.strictEqual( delta <= tol, true, 'within tolerance. i: '+i+'. actual: '+actual.value+'. expected: '+expected[ i ].value+'. delta: '+delta+'. tol: '+tol+'.' );
-		}
+		t.strictEqual( isAlmostSameValue( actual.value, expected[ i ].value, 0 ), true, 'returns expected value' );
 	}
 	t.end();
 });
@@ -421,9 +388,7 @@ tape( 'the function supports specifying the phase offset (left shift)', function
 tape( 'the function supports specifying the phase offset (left shift; mod)', function test( t ) {
 	var expected;
 	var actual;
-	var delta;
 	var opts;
-	var tol;
 	var it;
 	var i;
 
@@ -488,13 +453,7 @@ tape( 'the function supports specifying the phase offset (left shift; mod)', fun
 	for ( i = 0; i < expected.length; i++ ) {
 		actual = it.next();
 		t.strictEqual( actual.done, expected[ i ].done, 'returns expected value' );
-		if ( actual.value === expected[ i ].value ) {
-			t.strictEqual( actual.value, expected[ i ].value, 'returns expected value' );
-		} else {
-			delta = abs( actual.value - expected[ i ].value );
-			tol = 1.0 * EPS * abs( expected[ i ].value );
-			t.strictEqual( delta <= tol, true, 'within tolerance. i: '+i+'. actual: '+actual.value+'. expected: '+expected[ i ].value+'. delta: '+delta+'. tol: '+tol+'.' );
-		}
+		t.strictEqual( isAlmostSameValue( actual.value, expected[ i ].value, 0 ), true, 'returns expected value' );
 	}
 	t.end();
 });
@@ -502,9 +461,7 @@ tape( 'the function supports specifying the phase offset (left shift; mod)', fun
 tape( 'the function supports specifying the phase offset (right shift)', function test( t ) {
 	var expected;
 	var actual;
-	var delta;
 	var opts;
-	var tol;
 	var it;
 	var i;
 
@@ -569,13 +526,7 @@ tape( 'the function supports specifying the phase offset (right shift)', functio
 	for ( i = 0; i < expected.length; i++ ) {
 		actual = it.next();
 		t.strictEqual( actual.done, expected[ i ].done, 'returns expected value' );
-		if ( actual.value === expected[ i ].value ) {
-			t.strictEqual( actual.value, expected[ i ].value, 'returns expected value' );
-		} else {
-			delta = abs( actual.value - expected[ i ].value );
-			tol = 1.0 * EPS * abs( expected[ i ].value );
-			t.strictEqual( delta <= tol, true, 'within tolerance. i: '+i+'. actual: '+actual.value+'. expected: '+expected[ i ].value+'. delta: '+delta+'. tol: '+tol+'.' );
-		}
+		t.strictEqual( isAlmostSameValue( actual.value, expected[ i ].value, 0 ), true, 'returns expected value' );
 	}
 	t.end();
 });
@@ -583,9 +534,7 @@ tape( 'the function supports specifying the phase offset (right shift)', functio
 tape( 'the function supports specifying the phase offset (right shift; mod)', function test( t ) {
 	var expected;
 	var actual;
-	var delta;
 	var opts;
-	var tol;
 	var it;
 	var i;
 
@@ -650,13 +599,7 @@ tape( 'the function supports specifying the phase offset (right shift; mod)', fu
 	for ( i = 0; i < expected.length; i++ ) {
 		actual = it.next();
 		t.strictEqual( actual.done, expected[ i ].done, 'returns expected value' );
-		if ( actual.value === expected[ i ].value ) {
-			t.strictEqual( actual.value, expected[ i ].value, 'returns expected value' );
-		} else {
-			delta = abs( actual.value - expected[ i ].value );
-			tol = 1.0 * EPS * abs( expected[ i ].value );
-			t.strictEqual( delta <= tol, true, 'within tolerance. i: '+i+'. actual: '+actual.value+'. expected: '+expected[ i ].value+'. delta: '+delta+'. tol: '+tol+'.' );
-		}
+		t.strictEqual( isAlmostSameValue( actual.value, expected[ i ].value, 0 ), true, 'returns expected value' );
 	}
 	t.end();
 });
@@ -664,9 +607,7 @@ tape( 'the function supports specifying the phase offset (right shift; mod)', fu
 tape( 'the function supports limiting the number of iterations', function test( t ) {
 	var expected;
 	var actual;
-	var delta;
 	var opts;
-	var tol;
 	var it;
 	var i;
 
@@ -702,13 +643,7 @@ tape( 'the function supports limiting the number of iterations', function test(
 	for ( i = 0; i < expected.length; i++ ) {
 		actual = it.next();
 		t.strictEqual( actual.done, expected[ i ].done, 'returns expected value' );
-		if ( actual.value === expected[ i ].value ) {
-			t.strictEqual( actual.value, expected[ i ].value, 'returns expected value' );
-		} else {
-			delta = abs( actual.value - expected[ i ].value );
-			tol = 1.0 * EPS * abs( expected[ i ].value );
-			t.strictEqual( delta <= tol, true, 'within tolerance. i: '+i+'. actual: '+actual.value+'. expected: '+expected[ i ].value+'. delta: '+delta+'. tol: '+tol+'.' );
-		}
+		t.strictEqual( isAlmostSameValue( actual.value, expected[ i ].value, 1 ), true, 'returns expected value' );
 	}
 	t.end();
 });