From 1032c5c8bf6fd73a9c9819381b700eb1f34dc9af Mon Sep 17 00:00:00 2001
From: Arjan <arjanpingale@gmail.com>
Date: Wed, 29 Jul 2026 12:09:05 +0530
Subject: [PATCH 1/2] test: migrate `math/base/special/log1p` to ULP difference
 testing

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown_pkg_readmes
    status: na
  - task: lint_markdown_docs
    status: na
  - task: lint_markdown
    status: na
  - task: lint_package_json
    status: na
  - task: lint_repl_help
    status: na
  - task: lint_javascript_src
    status: na
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: na
  - task: lint_javascript_tests
    status: passed
  - task: lint_javascript_benchmarks
    status: na
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: na
  - task: lint_c_examples
    status: na
  - task: lint_c_benchmarks
    status: na
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: passed
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---
---
 .../math/base/special/log1p/test/test.js      | 89 +++++++------------
 .../base/special/log1p/test/test.native.js    | 89 +++++++------------
 2 files changed, 64 insertions(+), 114 deletions(-)

diff --git a/lib/node_modules/@stdlib/math/base/special/log1p/test/test.js b/lib/node_modules/@stdlib/math/base/special/log1p/test/test.js
index dca22bfed028..f892aa4c1c8a 100644
--- a/lib/node_modules/@stdlib/math/base/special/log1p/test/test.js
+++ b/lib/node_modules/@stdlib/math/base/special/log1p/test/test.js
@@ -23,12 +23,11 @@
 var tape = require( 'tape' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var isNegativeZero = require( '@stdlib/math/base/assert/is-negative-zero' );
-var abs = require( '@stdlib/math/base/special/abs' );
+var isAlmostSameValue = require( '@stdlib/assert/is-almost-same-value' );
 var ln = require( '@stdlib/math/base/special/ln' );
 var incrspace = require( '@stdlib/array/base/incrspace' );
 var PINF = require( '@stdlib/constants/float64/pinf' );
 var NINF = require( '@stdlib/constants/float64/ninf' );
-var EPS = require( '@stdlib/constants/float64/eps' );
 var log1p = require( './../lib' );
 
 
@@ -56,9 +55,7 @@ tape( 'main export is a function', function test( t ) {
 
 tape( 'the function agrees with `ln(x+1)` for most `x`', function test( t ) {
 	var expected;
-	var delta;
 	var val;
-	var tol;
 	var x;
 	var y;
 	var i;
@@ -68,209 +65,187 @@ tape( 'the function agrees with `ln(x+1)` for most `x`', function test( t ) {
 		val = x[ i ];
 		y = log1p( val );
 		expected = ln( val + 1.0 );
-		delta = abs( y - expected );
-		tol = 1.0e-12 * abs( expected );
-		t.ok( delta <= tol, 'within tolerance. x: ' + val + '. Value: ' + y + '. Expected: ' + expected + '. Tolerance: ' + tol + '.' );
+		t.strictEqual( isAlmostSameValue( y, expected, 1 ), true, 'returns expected value' );
 	}
 	t.end();
 });
 
 tape( 'the function accurately computes `ln(x+1)` for negative medium numbers', function test( t ) {
 	var expected;
-	var delta;
-	var tol;
 	var v;
 	var x;
 	var i;
+	var e;
 
 	x = mediumNegative.x;
 	expected = mediumNegative.expected;
 
 	for ( i = 0; i < x.length; i++ ) {
 		v = log1p( x[ i ] );
-		delta = abs( v - expected[ i ] );
-		tol = EPS * abs( expected[ i ] );
-		t.ok( delta <= tol, 'within tolerance. x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '. Tolerance: ' + tol + '.' );
+		e = expected[ i ];
+		t.strictEqual( isAlmostSameValue( v, e, 1 ), true, 'returns expected value' );
 	}
 	t.end();
 });
 
 tape( 'the function accurately computes `ln(x+1)` for positive medium numbers', function test( t ) {
 	var expected;
-	var delta;
-	var tol;
 	var v;
 	var x;
 	var i;
+	var e;
 
 	x = mediumPositive.x;
 	expected = mediumPositive.expected;
 
 	for ( i = 0; i < x.length; i++ ) {
 		v = log1p( x[ i ] );
-		delta = abs( v - expected[ i ] );
-		tol = EPS * abs( expected[ i ] );
-		t.ok( delta <= tol, 'within tolerance. x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '. Tolerance: ' + tol + '.' );
+		e = expected[ i ];
+		t.strictEqual( isAlmostSameValue( v, e, 1 ), true, 'returns expected value' );
 	}
 	t.end();
 });
 
 tape( 'the function accurately computes `ln(x+1)` for negative small numbers', function test( t ) {
 	var expected;
-	var delta;
-	var tol;
 	var v;
 	var x;
 	var i;
+	var e;
 
 	x = smallNegative.x;
 	expected = smallNegative.expected;
 
 	for ( i = 0; i < x.length; i++ ) {
 		v = log1p( x[ i ] );
-		delta = abs( v - expected[ i ] );
-		tol = EPS * abs( expected[ i ] );
-		t.ok( delta <= tol, 'within tolerance. x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '. Tolerance: ' + tol + '.' );
+		e = expected[ i ];
+		t.strictEqual( isAlmostSameValue( v, e, 1 ), true, 'returns expected value' );
 	}
 	t.end();
 });
 
 tape( 'the function accurately computes `ln(x+1)` for positive small numbers', function test( t ) {
 	var expected;
-	var delta;
-	var tol;
 	var v;
 	var x;
 	var i;
+	var e;
 
 	x = smallPositive.x;
 	expected = smallPositive.expected;
 
 	for ( i = 0; i < x.length; i++ ) {
 		v = log1p( x[ i ] );
-		delta = abs( v - expected[ i ] );
-		tol = EPS * abs( expected[ i ] );
-		t.ok( delta <= tol, 'within tolerance. x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '. Tolerance: ' + tol + '.' );
+		e = expected[ i ];
+		t.strictEqual( isAlmostSameValue( v, e, 1 ), true, 'returns expected value' );
 	}
 	t.end();
 });
 
 tape( 'the function accurately computes `ln(x+1)` for negative tiny numbers', function test( t ) {
 	var expected;
-	var delta;
-	var tol;
 	var v;
 	var x;
 	var i;
+	var e;
 
 	x = tinyNegative.x;
 	expected = tinyNegative.expected;
 
 	for ( i = 0; i < x.length; i++ ) {
 		v = log1p( x[ i ] );
-		delta = abs( v - expected[ i ] );
-		tol = EPS * abs( expected[ i ] );
-		t.ok( delta <= tol, 'within tolerance. x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '. Tolerance: ' + tol + '.' );
+		e = expected[ i ];
+		t.strictEqual( isAlmostSameValue( v, e, 1 ), true, 'returns expected value' );
 	}
 	t.end();
 });
 
 tape( 'the function accurately computes `ln(x+1)` for positive tiny numbers', function test( t ) {
 	var expected;
-	var delta;
-	var tol;
 	var v;
 	var x;
 	var i;
+	var e;
 
 	x = tinyPositive.x;
 	expected = tinyPositive.expected;
 
 	for ( i = 0; i < x.length; i++ ) {
 		v = log1p( x[ i ] );
-		delta = abs( v - expected[ i ] );
-		tol = EPS * abs( expected[ i ] );
-		t.ok( delta <= tol, 'within tolerance. x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '. Tolerance: ' + tol + '.' );
+		e = expected[ i ];
+		t.strictEqual( isAlmostSameValue( v, e, 1 ), true, 'returns expected value' );
 	}
 	t.end();
 });
 
 tape( 'the function accurately computes `ln(x+1)` for negative large numbers', function test( t ) {
 	var expected;
-	var delta;
-	var tol;
 	var v;
 	var x;
 	var i;
+	var e;
 
 	x = largeNegative.x;
 	expected = largeNegative.expected;
 
 	for ( i = 0; i < x.length; i++ ) {
 		v = log1p( x[ i ] );
-		delta = abs( v - expected[ i ] );
-		tol = EPS * abs( expected[ i ] );
-		t.ok( delta <= tol, 'within tolerance. x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '. Tolerance: ' + tol + '.' );
+		e = expected[ i ];
+		t.strictEqual( isAlmostSameValue( v, e, 1 ), true, 'returns expected value' );
 	}
 	t.end();
 });
 
 tape( 'the function accurately computes `ln(x+1)` for positive large numbers', function test( t ) {
 	var expected;
-	var delta;
-	var tol;
 	var v;
 	var x;
 	var i;
+	var e;
 
 	x = largePositive.x;
 	expected = largePositive.expected;
 
 	for ( i = 0; i < x.length; i++ ) {
 		v = log1p( x[ i ] );
-		delta = abs( v - expected[ i ] );
-		tol = EPS * abs( expected[ i ] );
-		t.ok( delta <= tol, 'within tolerance. x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '. Tolerance: ' + tol + '.' );
+		e = expected[ i ];
+		t.strictEqual( isAlmostSameValue( v, e, 1 ), true, 'returns expected value' );
 	}
 	t.end();
 });
 
 tape( 'the function accurately computes `ln(x+1)` for positive big numbers', function test( t ) {
 	var expected;
-	var delta;
-	var tol;
 	var v;
 	var x;
 	var i;
+	var e;
 
 	x = bigPositive.x;
 	expected = bigPositive.expected;
 
 	for ( i = 0; i < x.length; i++ ) {
 		v = log1p( x[ i ] );
-		delta = abs( v - expected[ i ] );
-		tol = EPS * abs( expected[ i ] );
-		t.ok( delta <= tol, 'within tolerance. x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '. Tolerance: ' + tol + '.' );
+		e = expected[ i ];
+		t.strictEqual( isAlmostSameValue( v, e, 1 ), true, 'returns expected value' );
 	}
 	t.end();
 });
 
 tape( 'the function accurately computes `ln(x+1)` for positive huge numbers', function test( t ) {
 	var expected;
-	var delta;
-	var tol;
 	var v;
 	var x;
 	var i;
+	var e;
 
 	x = hugePositive.x;
 	expected = hugePositive.expected;
 
 	for ( i = 0; i < x.length; i++ ) {
 		v = log1p( x[ i ] );
-		delta = abs( v - expected[ i ] );
-		tol = EPS * abs( expected[ i ] );
-		t.ok( delta <= tol, 'within tolerance. x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '. Tolerance: ' + tol + '.' );
+		e = expected[ i ];
+		t.strictEqual( isAlmostSameValue( v, e, 1 ), true, 'returns expected value' );
 	}
 	t.end();
 });
diff --git a/lib/node_modules/@stdlib/math/base/special/log1p/test/test.native.js b/lib/node_modules/@stdlib/math/base/special/log1p/test/test.native.js
index 0222507100b8..7ca1a1b1e339 100644
--- a/lib/node_modules/@stdlib/math/base/special/log1p/test/test.native.js
+++ b/lib/node_modules/@stdlib/math/base/special/log1p/test/test.native.js
@@ -24,13 +24,12 @@ var resolve = require( 'path' ).resolve;
 var tape = require( 'tape' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var isNegativeZero = require( '@stdlib/math/base/assert/is-negative-zero' );
-var abs = require( '@stdlib/math/base/special/abs' );
+var isAlmostSameValue = require( '@stdlib/assert/is-almost-same-value' );
 var ln = require( '@stdlib/math/base/special/ln' );
 var incrspace = require( '@stdlib/array/base/incrspace' );
 var PINF = require( '@stdlib/constants/float64/pinf' );
 var NINF = require( '@stdlib/constants/float64/ninf' );
 var tryRequire = require( '@stdlib/utils/try-require' );
-var EPS = require( '@stdlib/constants/float64/eps' );
 
 
 // FIXTURES //
@@ -65,9 +64,7 @@ tape( 'main export is a function', opts, function test( t ) {
 
 tape( 'the function agrees with `ln(x+1)` for most `x`', opts, function test( t ) {
 	var expected;
-	var delta;
 	var val;
-	var tol;
 	var x;
 	var y;
 	var i;
@@ -77,209 +74,187 @@ tape( 'the function agrees with `ln(x+1)` for most `x`', opts, function test( t
 		val = x[ i ];
 		y = log1p( val );
 		expected = ln( val + 1.0 );
-		delta = abs( y - expected );
-		tol = 1.0e-12 * abs( expected );
-		t.ok( delta <= tol, 'within tolerance. x: ' + val + '. Value: ' + y + '. Expected: ' + expected + '. Tolerance: ' + tol + '.' );
+		t.strictEqual( isAlmostSameValue( y, expected, 1), true, 'returns expected value' );
 	}
 	t.end();
 });
 
 tape( 'the function accurately computes `ln(x+1)` for negative medium numbers', opts, function test( t ) {
 	var expected;
-	var delta;
-	var tol;
 	var v;
 	var x;
 	var i;
+	var e;
 
 	x = mediumNegative.x;
 	expected = mediumNegative.expected;
 
 	for ( i = 0; i < x.length; i++ ) {
 		v = log1p( x[ i ] );
-		delta = abs( v - expected[ i ] );
-		tol = EPS * abs( expected[ i ] );
-		t.ok( delta <= tol, 'within tolerance. x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '. Tolerance: ' + tol + '.' );
+		e = expected[ i ];
+		t.strictEqual( isAlmostSameValue( v, e, 1 ), true, 'returns expected value' );
 	}
 	t.end();
 });
 
 tape( 'the function accurately computes `ln(x+1)` for positive medium numbers', opts, function test( t ) {
 	var expected;
-	var delta;
-	var tol;
 	var v;
 	var x;
 	var i;
+	var e;
 
 	x = mediumPositive.x;
 	expected = mediumPositive.expected;
 
 	for ( i = 0; i < x.length; i++ ) {
 		v = log1p( x[ i ] );
-		delta = abs( v - expected[ i ] );
-		tol = EPS * abs( expected[ i ] );
-		t.ok( delta <= tol, 'within tolerance. x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '. Tolerance: ' + tol + '.' );
+		e = expected[ i ];
+		t.strictEqual( isAlmostSameValue( v, e, 1 ), true, 'returns expected value' );
 	}
 	t.end();
 });
 
 tape( 'the function accurately computes `ln(x+1)` for negative small numbers', opts, function test( t ) {
 	var expected;
-	var delta;
-	var tol;
 	var v;
 	var x;
 	var i;
+	var e;
 
 	x = smallNegative.x;
 	expected = smallNegative.expected;
 
 	for ( i = 0; i < x.length; i++ ) {
 		v = log1p( x[ i ] );
-		delta = abs( v - expected[ i ] );
-		tol = EPS * abs( expected[ i ] );
-		t.ok( delta <= tol, 'within tolerance. x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '. Tolerance: ' + tol + '.' );
+		e = expected[ i ];
+		t.strictEqual( isAlmostSameValue( v, e, 1 ), true, 'returns expected value' );
 	}
 	t.end();
 });
 
 tape( 'the function accurately computes `ln(x+1)` for positive small numbers', opts, function test( t ) {
 	var expected;
-	var delta;
-	var tol;
 	var v;
 	var x;
 	var i;
+	var e;
 
 	x = smallPositive.x;
 	expected = smallPositive.expected;
 
 	for ( i = 0; i < x.length; i++ ) {
 		v = log1p( x[ i ] );
-		delta = abs( v - expected[ i ] );
-		tol = EPS * abs( expected[ i ] );
-		t.ok( delta <= tol, 'within tolerance. x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '. Tolerance: ' + tol + '.' );
+		e = expected[ i ];
+		t.strictEqual( isAlmostSameValue( v, e, 1 ), true, 'returns expected value' );
 	}
 	t.end();
 });
 
 tape( 'the function accurately computes `ln(x+1)` for negative tiny numbers', opts, function test( t ) {
 	var expected;
-	var delta;
-	var tol;
 	var v;
 	var x;
 	var i;
+	var e;
 
 	x = tinyNegative.x;
 	expected = tinyNegative.expected;
 
 	for ( i = 0; i < x.length; i++ ) {
 		v = log1p( x[ i ] );
-		delta = abs( v - expected[ i ] );
-		tol = EPS * abs( expected[ i ] );
-		t.ok( delta <= tol, 'within tolerance. x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '. Tolerance: ' + tol + '.' );
+		e = expected[ i ];
+		t.strictEqual( isAlmostSameValue( v, e, 1 ), true, 'returns expected value' );
 	}
 	t.end();
 });
 
 tape( 'the function accurately computes `ln(x+1)` for positive tiny numbers', opts, function test( t ) {
 	var expected;
-	var delta;
-	var tol;
 	var v;
 	var x;
 	var i;
+	var e;
 
 	x = tinyPositive.x;
 	expected = tinyPositive.expected;
 
 	for ( i = 0; i < x.length; i++ ) {
 		v = log1p( x[ i ] );
-		delta = abs( v - expected[ i ] );
-		tol = EPS * abs( expected[ i ] );
-		t.ok( delta <= tol, 'within tolerance. x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '. Tolerance: ' + tol + '.' );
+		e = expected[ i ];
+		t.strictEqual( isAlmostSameValue( v, e, 1 ), true, 'returns expected value' );
 	}
 	t.end();
 });
 
 tape( 'the function accurately computes `ln(x+1)` for negative large numbers', opts, function test( t ) {
 	var expected;
-	var delta;
-	var tol;
 	var v;
 	var x;
 	var i;
+	var e;
 
 	x = largeNegative.x;
 	expected = largeNegative.expected;
 
 	for ( i = 0; i < x.length; i++ ) {
 		v = log1p( x[ i ] );
-		delta = abs( v - expected[ i ] );
-		tol = EPS * abs( expected[ i ] );
-		t.ok( delta <= tol, 'within tolerance. x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '. Tolerance: ' + tol + '.' );
+		e = expected[ i ];
+		t.strictEqual( isAlmostSameValue( v, e, 1 ), true, 'returns expected value' );
 	}
 	t.end();
 });
 
 tape( 'the function accurately computes `ln(x+1)` for positive large numbers', opts, function test( t ) {
 	var expected;
-	var delta;
-	var tol;
 	var v;
 	var x;
 	var i;
+	var e;
 
 	x = largePositive.x;
 	expected = largePositive.expected;
 
 	for ( i = 0; i < x.length; i++ ) {
 		v = log1p( x[ i ] );
-		delta = abs( v - expected[ i ] );
-		tol = EPS * abs( expected[ i ] );
-		t.ok( delta <= tol, 'within tolerance. x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '. Tolerance: ' + tol + '.' );
+		e = expected[ i ];
+		t.strictEqual( isAlmostSameValue( v, e, 1 ), true, 'returns expected value' );
 	}
 	t.end();
 });
 
 tape( 'the function accurately computes `ln(x+1)` for positive big numbers', opts, function test( t ) {
 	var expected;
-	var delta;
-	var tol;
 	var v;
 	var x;
 	var i;
+	var e;
 
 	x = bigPositive.x;
 	expected = bigPositive.expected;
 
 	for ( i = 0; i < x.length; i++ ) {
 		v = log1p( x[ i ] );
-		delta = abs( v - expected[ i ] );
-		tol = EPS * abs( expected[ i ] );
-		t.ok( delta <= tol, 'within tolerance. x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '. Tolerance: ' + tol + '.' );
+		e = expected[ i ];
+		t.strictEqual( isAlmostSameValue( v, e, 1 ), true, 'returns expected value' );
 	}
 	t.end();
 });
 
 tape( 'the function accurately computes `ln(x+1)` for positive huge numbers', opts, function test( t ) {
 	var expected;
-	var delta;
-	var tol;
 	var v;
 	var x;
 	var i;
+	var e;
 
 	x = hugePositive.x;
 	expected = hugePositive.expected;
 
 	for ( i = 0; i < x.length; i++ ) {
 		v = log1p( x[ i ] );
-		delta = abs( v - expected[ i ] );
-		tol = EPS * abs( expected[ i ] );
-		t.ok( delta <= tol, 'within tolerance. x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '. Tolerance: ' + tol + '.' );
+		e = expected[ i ];
+		t.strictEqual( isAlmostSameValue( v, e, 1 ), true, 'returns expected value' );
 	}
 	t.end();
 });

From 075e94d751fb569186a895136f65f468179c9169 Mon Sep 17 00:00:00 2001
From: Athan <kgryte@gmail.com>
Date: Tue, 28 Jul 2026 23:57:14 -0700
Subject: [PATCH 2/2] Apply suggestions from code review

Co-authored-by: Athan <kgryte@gmail.com>
Signed-off-by: Athan <kgryte@gmail.com>
---
 .../@stdlib/math/base/special/log1p/test/test.native.js         | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/node_modules/@stdlib/math/base/special/log1p/test/test.native.js b/lib/node_modules/@stdlib/math/base/special/log1p/test/test.native.js
index 7ca1a1b1e339..dd0cd6326c94 100644
--- a/lib/node_modules/@stdlib/math/base/special/log1p/test/test.native.js
+++ b/lib/node_modules/@stdlib/math/base/special/log1p/test/test.native.js
@@ -74,7 +74,7 @@ tape( 'the function agrees with `ln(x+1)` for most `x`', opts, function test( t
 		val = x[ i ];
 		y = log1p( val );
 		expected = ln( val + 1.0 );
-		t.strictEqual( isAlmostSameValue( y, expected, 1), true, 'returns expected value' );
+		t.strictEqual( isAlmostSameValue( y, expected, 1 ), true, 'returns expected value' );
 	}
 	t.end();
 });