diff --git a/lib/node_modules/@stdlib/math/base/special/cphase/test/test.js b/lib/node_modules/@stdlib/math/base/special/cphase/test/test.js
index 6750759bbfcb..085708e272ce 100644
--- a/lib/node_modules/@stdlib/math/base/special/cphase/test/test.js
+++ b/lib/node_modules/@stdlib/math/base/special/cphase/test/test.js
@@ -21,10 +21,9 @@
 // MODULES //
 
 var tape = require( 'tape' );
+var isAlmostSameValue = require( '@stdlib/assert/is-almost-same-value' );
 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 EPS = require( '@stdlib/constants/float64/eps' );
 var PINF = require( '@stdlib/constants/float64/pinf' );
 var NINF = require( '@stdlib/constants/float64/ninf' );
 var PI = require( '@stdlib/constants/float64/pi' );
@@ -161,8 +160,6 @@ tape( 'the function returns `-PI/2` if provided a negative `im` and `re=0`', fun
 tape( 'the function computes the argument of a complex number (when `re` and `im` are positive)', function test( t ) {
 	var expected;
 	var actual;
-	var delta;
-	var tol;
 	var re;
 	var im;
 	var i;
@@ -172,9 +169,7 @@ tape( 'the function computes the argument of a complex number (when `re` and `im
 	expected = positivePositive.expected;
 	for ( i = 0; i < re.length; i++ ) {
 		actual = cphase( new Complex128( re[i], im[i] ) );
-		delta = abs( actual - expected[i] );
-		tol = EPS * abs( expected[i] );
-		t.strictEqual( delta <= tol, true, 'within tolerance. re: '+re[i]+'. im: '+im[i]+'. Actual: '+actual+'. Expected: '+expected[i]+'. tol: '+tol+'. delta: '+delta+'.' );
+		t.strictEqual( isAlmostSameValue( actual, expected[ i ], 1 ), true, 'returns expected value' );
 	}
 	t.end();
 });
@@ -182,8 +177,6 @@ tape( 'the function computes the argument of a complex number (when `re` and `im
 tape( 'the function computes the argument of a complex number (when `re` is negative and `im` is positive)', function test( t ) {
 	var expected;
 	var actual;
-	var delta;
-	var tol;
 	var re;
 	var im;
 	var i;
@@ -193,9 +186,7 @@ tape( 'the function computes the argument of a complex number (when `re` is nega
 	expected = negativePositive.expected;
 	for ( i = 0; i < re.length; i++ ) {
 		actual = cphase( new Complex128( re[i], im[i] ) );
-		delta = abs( actual - expected[i] );
-		tol = 2.0 * EPS * abs( expected[i] );
-		t.strictEqual( delta <= tol, true, 'within tolerance. re: '+re[i]+'. im: '+im[i]+'. Actual: '+actual+'. Expected: '+expected[i]+'. tol: '+tol+'. delta: '+delta+'.' );
+		t.strictEqual( isAlmostSameValue( actual, expected[ i ], 2 ), true, 'returns expected value' );
 	}
 	t.end();
 });
@@ -203,8 +194,6 @@ tape( 'the function computes the argument of a complex number (when `re` is nega
 tape( 'the function computes the argument of a complex number (when `re` and `im` are negative)', function test( t ) {
 	var expected;
 	var actual;
-	var delta;
-	var tol;
 	var re;
 	var im;
 	var i;
@@ -214,9 +203,7 @@ tape( 'the function computes the argument of a complex number (when `re` and `im
 	expected = negativeNegative.expected;
 	for ( i = 0; i < re.length; i++ ) {
 		actual = cphase( new Complex128( re[i], im[i] ) );
-		delta = abs( actual - expected[i] );
-		tol = 2.0 * EPS * abs( expected[i] );
-		t.strictEqual( delta <= tol, true, 'within tolerance. re: '+re[i]+'. im: '+im[i]+'. Actual: '+actual+'. Expected: '+expected[i]+'. tol: '+tol+'. delta: '+delta+'.' );
+		t.strictEqual( isAlmostSameValue( actual, expected[ i ], 2 ), true, 'returns expected value' );
 	}
 	t.end();
 });
diff --git a/lib/node_modules/@stdlib/math/base/special/cphase/test/test.native.js b/lib/node_modules/@stdlib/math/base/special/cphase/test/test.native.js
index f24dfc8325c0..f4a53dc71a93 100644
--- a/lib/node_modules/@stdlib/math/base/special/cphase/test/test.native.js
+++ b/lib/node_modules/@stdlib/math/base/special/cphase/test/test.native.js
@@ -22,10 +22,9 @@
 
 var resolve = require( 'path' ).resolve;
 var tape = require( 'tape' );
+var isAlmostSameValue = require( '@stdlib/assert/is-almost-same-value' );
 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 EPS = require( '@stdlib/constants/float64/eps' );
 var PINF = require( '@stdlib/constants/float64/pinf' );
 var NINF = require( '@stdlib/constants/float64/ninf' );
 var PI = require( '@stdlib/constants/float64/pi' );
@@ -170,8 +169,6 @@ tape( 'the function returns `-PI/2` if provided a negative `im` and `re=0`', opt
 tape( 'the function computes the argument of a complex number (when `re` and `im` are positive)', opts, function test( t ) {
 	var expected;
 	var actual;
-	var delta;
-	var tol;
 	var re;
 	var im;
 	var i;
@@ -181,9 +178,7 @@ tape( 'the function computes the argument of a complex number (when `re` and `im
 	expected = positivePositive.expected;
 	for ( i = 0; i < re.length; i++ ) {
 		actual = cphase( new Complex128( re[i], im[i] ) );
-		delta = abs( actual - expected[i] );
-		tol = EPS * abs( expected[i] );
-		t.strictEqual( delta <= tol, true, 'within tolerance. re: '+re[i]+'. im: '+im[i]+'. Actual: '+actual+'. Expected: '+expected[i]+'. tol: '+tol+'. delta: '+delta+'.' );
+		t.strictEqual( isAlmostSameValue( actual, expected[ i ], 1 ), true, 'returns expected value' );
 	}
 	t.end();
 });
@@ -191,8 +186,6 @@ tape( 'the function computes the argument of a complex number (when `re` and `im
 tape( 'the function computes the argument of a complex number (when `re` is negative and `im` is positive)', opts, function test( t ) {
 	var expected;
 	var actual;
-	var delta;
-	var tol;
 	var re;
 	var im;
 	var i;
@@ -202,9 +195,7 @@ tape( 'the function computes the argument of a complex number (when `re` is nega
 	expected = negativePositive.expected;
 	for ( i = 0; i < re.length; i++ ) {
 		actual = cphase( new Complex128( re[i], im[i] ) );
-		delta = abs( actual - expected[i] );
-		tol = 2.0 * EPS * abs( expected[i] );
-		t.strictEqual( delta <= tol, true, 'within tolerance. re: '+re[i]+'. im: '+im[i]+'. Actual: '+actual+'. Expected: '+expected[i]+'. tol: '+tol+'. delta: '+delta+'.' );
+		t.strictEqual( isAlmostSameValue( actual, expected[ i ], 2 ), true, 'returns expected value' );
 	}
 	t.end();
 });
@@ -212,8 +203,6 @@ tape( 'the function computes the argument of a complex number (when `re` is nega
 tape( 'the function computes the argument of a complex number (when `re` and `im` are negative)', opts, function test( t ) {
 	var expected;
 	var actual;
-	var delta;
-	var tol;
 	var re;
 	var im;
 	var i;
@@ -223,9 +212,7 @@ tape( 'the function computes the argument of a complex number (when `re` and `im
 	expected = negativeNegative.expected;
 	for ( i = 0; i < re.length; i++ ) {
 		actual = cphase( new Complex128( re[i], im[i] ) );
-		delta = abs( actual - expected[i] );
-		tol = 2.0 * EPS * abs( expected[i] );
-		t.strictEqual( delta <= tol, true, 'within tolerance. re: '+re[i]+'. im: '+im[i]+'. Actual: '+actual+'. Expected: '+expected[i]+'. tol: '+tol+'. delta: '+delta+'.' );
+		t.strictEqual( isAlmostSameValue( actual, expected[ i ], 2 ), true, 'returns expected value' );
 	}
 	t.end();
 });