test: migrate math/base/special/acovercos to ULP-based testing

Author: ujjwalv01

lib/node_modules/@stdlib/math/base/special/acovercos/test/test.js

@@ -23,8 +23,7 @@
 var tape = require( 'tape' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var randu = require( '@stdlib/random/base/randu' );
-var abs = require( '@stdlib/math/base/special/abs' );
-var EPS = require( '@stdlib/constants/float64/eps' );
+var isAlmostSameValue = require( '@stdlib/number/float64/base/assert/is-almost-same-value' );
 var acovercos = require( './../lib' );
 
 
@@ -44,8 +43,6 @@ tape( 'main export is a function', function test( t ) {
 
 tape( 'the function computes the inverse coversed cosine', function test( t ) {
 	var expected;
-	var delta;
-	var tol;
 	var x;
 	var y;
 	var i;
@@ -54,22 +51,14 @@ tape( 'the function computes the inverse coversed cosine', function test( t ) {
 	expected = data.expected;
 
 	for ( i = 0; i < x.length; i++ ) {
-		y = acovercos( x[i] );
-		if ( y === expected[ i ] ) {
-			t.strictEqual( y, expected[ i ], 'x: '+x[i]+'. E: '+expected[i] );
-		} else {
-			delta = abs( y - expected[i] );
-			tol = EPS * abs( expected[i] );
-			t.ok( delta <= tol, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i]+'. tol: '+tol+'. Δ: '+delta+'.' );
-		}
+		y = acovercos( x[ i ] );
+		t.strictEqual( isAlmostSameValue( y, expected[ i ], 1 ), true, 'returns expected value' );
 	}
 	t.end();
 });
 
 tape( 'the function computes the inverse coversed cosine (small positive numbers)', function test( t ) {
 	var expected;
-	var delta;
-	var tol;
 	var x;
 	var y;
 	var i;
@@ -78,14 +67,8 @@ tape( 'the function computes the inverse coversed cosine (small positive numbers
 	expected = smallPositive.expected;
 
 	for ( i = 0; i < x.length; i++ ) {
-		y = acovercos( x[i] );
-		if ( y === expected[ i ] ) {
-			t.strictEqual( y, expected[ i ], 'x: '+x[i]+'. E: '+expected[i] );
-		} else {
-			delta = abs( y - expected[i] );
-			tol = EPS * abs( expected[i] );
-			t.ok( delta <= tol, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i]+'. tol: '+tol+'. Δ: '+delta+'.' );
-		}
+		y = acovercos( x[ i ] );
+		t.strictEqual( isAlmostSameValue( y, expected[ i ], 1 ), true, 'returns expected value' );
 	}
 	t.end();
 });

lib/node_modules/@stdlib/math/base/special/acovercos/test/test.native.js

@@ -25,8 +25,7 @@ var tape = require( 'tape' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var randu = require( '@stdlib/random/base/randu' );
 var tryRequire = require( '@stdlib/utils/try-require' );
-var EPS = require( '@stdlib/constants/float64/eps' );
-var abs = require( '@stdlib/math/base/special/abs' );
+var isAlmostSameValue = require( '@stdlib/number/float64/base/assert/is-almost-same-value' );
 
 
 // FIXTURES //
@@ -53,8 +52,6 @@ tape( 'main export is a function', opts, function test( t ) {
 
 tape( 'the function computes the inverse coversed cosine', opts, function test( t ) {
 	var expected;
-	var delta;
-	var tol;
 	var x;
 	var y;
 	var i;
@@ -63,22 +60,14 @@ tape( 'the function computes the inverse coversed cosine', opts, function test(
 	expected = data.expected;
 
 	for ( i = 0; i < x.length; i++ ) {
-		y = acovercos( x[i] );
-		if ( y === expected[ i ] ) {
-			t.strictEqual( y, expected[ i ], 'x: '+x[i]+'. E: '+expected[i] );
-		} else {
-			delta = abs( y - expected[i] );
-			tol = EPS * abs( expected[i] );
-			t.ok( delta <= tol, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i]+'. tol: '+tol+'. Δ: '+delta+'.' );
-		}
+		y = acovercos( x[ i ] );
+		t.strictEqual( isAlmostSameValue( y, expected[ i ], 1 ), true, 'returns expected value' );
 	}
 	t.end();
 });
 
 tape( 'the function computes the inverse coversed cosine (small positive numbers)', opts, function test( t ) {
 	var expected;
-	var delta;
-	var tol;
 	var x;
 	var y;
 	var i;
@@ -87,14 +76,8 @@ tape( 'the function computes the inverse coversed cosine (small positive numbers
 	expected = smallPositive.expected;
 
 	for ( i = 0; i < x.length; i++ ) {
-		y = acovercos( x[i] );
-		if ( y === expected[ i ] ) {
-			t.strictEqual( y, expected[ i ], 'x: '+x[i]+'. E: '+expected[i] );
-		} else {
-			delta = abs( y - expected[i] );
-			tol = EPS * abs( expected[i] );
-			t.ok( delta <= tol, 'within tolerance. x: '+x[i]+'. y: '+y+'. E: '+expected[i]+'. tol: '+tol+'. Δ: '+delta+'.' );
-		}
+		y = acovercos( x[ i ] );
+		t.strictEqual( isAlmostSameValue( y, expected[ i ], 1 ), true, 'returns expected value' );
 	}
 	t.end();
 });