test: add tests for IEEE 754-2019 compliance

PR-URL: #6573
Ref: #365

Reviewed-by: Philipp Burckhardt <[email protected]>

Author: anandkaranubc

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

@@ -26,6 +26,7 @@ var PINF = require( '@stdlib/constants/float64/pinf' );
 var NINF = require( '@stdlib/constants/float64/ninf' );
 var EPS = require( '@stdlib/constants/float64/eps' );
 var abs = require( '@stdlib/math/base/special/abs' );
+var isPositiveZero = require( '@stdlib/math/base/assert/is-positive-zero' );
 var rsqrt = require( './../lib' );
 
 
@@ -241,7 +242,7 @@ tape( 'the function returns `NaN` if provided `NaN`', function test( t ) {
 
 tape( 'the function returns `0.0` if provided `+infinity`', function test( t ) {
 	var v = rsqrt( PINF );
-	t.equal( v, 0.0, 'returns expected value' );
+	t.equal( isPositiveZero( v ), true, 'returns expected value' );
 	t.end();
 });
 

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

@@ -27,6 +27,7 @@ var PINF = require( '@stdlib/constants/float64/pinf' );
 var NINF = require( '@stdlib/constants/float64/ninf' );
 var EPS = require( '@stdlib/constants/float64/eps' );
 var abs = require( '@stdlib/math/base/special/abs' );
+var isPositiveZero = require( '@stdlib/math/base/assert/is-positive-zero' );
 var tryRequire = require( '@stdlib/utils/try-require' );
 
 
@@ -250,7 +251,7 @@ tape( 'the function returns `NaN` if provided `NaN`', opts, function test( t ) {
 
 tape( 'the function returns `0.0` if provided `+infinity`', opts, function test( t ) {
 	var v = rsqrt( PINF );
-	t.equal( v, 0.0, 'returns expected value' );
+	t.equal( isPositiveZero( v ), true, 'returns expected value' );
 	t.end();
 });
 

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

@@ -26,6 +26,7 @@ var PINF = require( '@stdlib/constants/float32/pinf' );
 var NINF = require( '@stdlib/constants/float32/ninf' );
 var EPS = require( '@stdlib/constants/float32/eps' );
 var abs = require( '@stdlib/math/base/special/abs' );
+var isPositiveZero = require( '@stdlib/math/base/assert/is-positive-zero' );
 var rsqrtf = require( './../lib' );
 
 
@@ -241,7 +242,7 @@ tape( 'the function returns `NaN` if provided `NaN`', function test( t ) {
 
 tape( 'the function returns `0.0` if provided `+infinity`', function test( t ) {
 	var v = rsqrtf( PINF );
-	t.equal( v, 0.0, 'returns expected value' );
+	t.equal( isPositiveZero( v ), true, 'returns expected value' );
 	t.end();
 });
 

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

@@ -27,6 +27,7 @@ var PINF = require( '@stdlib/constants/float32/pinf' );
 var NINF = require( '@stdlib/constants/float32/ninf' );
 var EPS = require( '@stdlib/constants/float32/eps' );
 var abs = require( '@stdlib/math/base/special/abs' );
+var isPositiveZero = require( '@stdlib/math/base/assert/is-positive-zero' );
 var tryRequire = require( '@stdlib/utils/try-require' );
 
 
@@ -250,7 +251,7 @@ tape( 'the function returns `NaN` if provided `NaN`', opts, function test( t ) {
 
 tape( 'the function returns `0.0` if provided `+infinity`', opts, function test( t ) {
 	var v = rsqrtf( PINF );
-	t.equal( v, 0.0, 'returns expected value' );
+	t.equal( isPositiveZero( v ), true, 'returns expected value' );
 	t.end();
 });