bench: update random value generation

hrshya · hrshya · commit 5924f84d43e7 · 2025-03-23T21:26:09.000+05:30
diff --git a/lib/node_modules/@stdlib/math/base/special/exp/benchmark/benchmark.js b/lib/node_modules/@stdlib/math/base/special/exp/benchmark/benchmark.js
@@ -21,7 +21,7 @@
 // MODULES //
 
 var bench = require( '@stdlib/bench' );
-var randu = require( '@stdlib/random/base/randu' );
+var uniform = require( '@stdlib/random/array/uniform' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var pkg = require( './../package.json' ).name;
 var exp = require( './../lib' );
@@ -34,10 +34,11 @@ bench( pkg, function benchmark( b ) {
 	var y;
 	var i;
 
+	x = uniform( 100, -50.0, 50.0 );
+
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		x = ( randu()*100.0 ) - 50.0;
-		y = exp( x );
+		y = exp( x[ i%x.length ] );
 		if ( isnan( y ) ) {
 			b.fail( 'should not return NaN' );
 		}
@@ -55,10 +56,11 @@ bench( pkg+'::built-in', function benchmark( b ) {
 	var y;
 	var i;
 
+	x = uniform( 100, -50.0, 50.0 );
+
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		x = ( randu()*100.0 ) - 50.0;
-		y = Math.exp( x ); // eslint-disable-line stdlib/no-builtin-math
+		y = Math.exp( x[ i%x.length ] ); // eslint-disable-line stdlib/no-builtin-math
 		if ( isnan( y ) ) {
 			b.fail( 'should not return NaN' );
 		}
diff --git a/lib/node_modules/@stdlib/math/base/special/exp/benchmark/benchmark.native.js b/lib/node_modules/@stdlib/math/base/special/exp/benchmark/benchmark.native.js
@@ -22,7 +22,7 @@
 
 var resolve = require( 'path' ).resolve;
 var bench = require( '@stdlib/bench' );
-var randu = require( '@stdlib/random/base/randu' );
+var uniform = require( '@stdlib/random/array/uniform' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var tryRequire = require( '@stdlib/utils/try-require' );
 var pkg = require( './../package.json' ).name;
@@ -43,10 +43,11 @@ bench( pkg+'::native', opts, function benchmark( b ) {
 	var y;
 	var i;
 
+	x = ( uniform()*100.0 ) - 50.0;
+
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		x = ( randu()*100.0 ) - 50.0;
-		y = exp( x );
+		y = exp( x[ i%x.length ] );
 		if ( isnan( y ) ) {
 			b.fail( 'should not return NaN' );
 		}
diff --git a/lib/node_modules/@stdlib/math/base/special/exp/benchmark/c/benchmark.c b/lib/node_modules/@stdlib/math/base/special/exp/benchmark/c/benchmark.c
@@ -90,15 +90,18 @@ static double rand_double( void ) {
 */
 static double benchmark( void ) {
 	double elapsed;
-	double x;
+	double x[ 100 ];
 	double y;
 	double t;
 	int i;
 
+	for ( i = 0; i < 100; i++ ) {
+		x[ i ] = ( 100.0*rand_double() ) - 50.0;
+	}
+
 	t = tic();
 	for ( i = 0; i < ITERATIONS; i++ ) {
-		x = ( 100.0*rand_double() ) - 50.0;
-		y = exp( x );
+		y = exp( x[ i%100 ] );
 		if ( y != y ) {
 			printf( "should not return NaN\n" );
 			break;
diff --git a/lib/node_modules/@stdlib/math/base/special/exp/benchmark/c/cephes/benchmark.c b/lib/node_modules/@stdlib/math/base/special/exp/benchmark/c/cephes/benchmark.c
@@ -95,15 +95,18 @@ static double rand_double( void ) {
 */
 static double benchmark( void ) {
 	double elapsed;
-	double x;
+	double x[ 100 ];
 	double y;
 	double t;
 	int i;
 
+	for ( i = 0; i < 100; i++ ) {
+		x[ i ] = ( 100.0*rand_double() ) - 50.0;
+	}
+
 	t = tic();
 	for ( i = 0; i < ITERATIONS; i++ ) {
-		x = ( 100.0*rand_double() ) - 50.0;
-		y = exp( x );
+		y = exp( x[ i%100 ] );
 		if ( y != y ) {
 			printf( "should not return NaN\n" );
 			break;
diff --git a/lib/node_modules/@stdlib/math/base/special/exp/benchmark/c/native/benchmark.c b/lib/node_modules/@stdlib/math/base/special/exp/benchmark/c/native/benchmark.c
@@ -91,15 +91,18 @@ static double rand_double( void ) {
 */
 static double benchmark( void ) {
 	double elapsed;
-	double x;
+	double x[ 100 ];
 	double y;
 	double t;
 	int i;
 
+	for ( i = 0; i < 100; i++ ) {
+		x[ i ] = ( 100.0*rand_double() ) - 50.0;
+	}
+
 	t = tic();
 	for ( i = 0; i < ITERATIONS; i++ ) {
-		x = ( 100.0*rand_double() ) - 50.0;
-		y = stdlib_base_exp( x );
+		y = stdlib_base_exp( x[ i%100 ] );
 		if ( y != y ) {
 			printf( "should not return NaN\n" );
 			break;
diff --git a/lib/node_modules/@stdlib/math/base/special/exp/test/test.js b/lib/node_modules/@stdlib/math/base/special/exp/test/test.js
@@ -148,18 +148,18 @@ tape( 'the function accurately computes the natural exponential function for ver
 
 tape( 'the function returns `0` if provided a `-infinity`', function test( t ) {
 	var val = exp( NINF );
-	t.equal( val, 0.0, 'returns 0' );
+	t.equal( val, 0.0, 'returns expected value' );
 	t.end();
 });
 
 tape( 'the function returns `+infinity` if provided a `+infinity`', function test( t ) {
 	var val = exp( PINF );
-	t.equal( val, PINF, 'returns +infinity' );
+	t.equal( val, PINF, 'returns expected value' );
 	t.end();
 });
 
 tape( 'the function returns `NaN` if provided a `NaN`', function test( t ) {
 	var val = exp( NaN );
-	t.equal( isnan( val ), true, 'returns NaN' );
+	t.equal( isnan( val ), true, 'returns expected value' );
 	t.end();
 });
diff --git a/lib/node_modules/@stdlib/math/base/special/exp/test/test.native.js b/lib/node_modules/@stdlib/math/base/special/exp/test/test.native.js
@@ -157,18 +157,18 @@ tape( 'the function accurately computes the natural exponential function for ver
 
 tape( 'the function returns `0` if provided a `-infinity`', opts, function test( t ) {
 	var val = exp( NINF );
-	t.equal( val, 0.0, 'returns 0' );
+	t.equal( val, 0.0, 'returns expected value' );
 	t.end();
 });
 
 tape( 'the function returns `+infinity` if provided a `+infinity`', opts, function test( t ) {
 	var val = exp( PINF );
-	t.equal( val, PINF, 'returns +infinity' );
+	t.equal( val, PINF, 'returns expected value' );
 	t.end();
 });
 
 tape( 'the function returns `NaN` if provided a `NaN`', opts, function test( t ) {
 	var val = exp( NaN );
-	t.equal( isnan( val ), true, 'returns NaN' );
+	t.equal( isnan( val ), true, 'returns expected value' );
 	t.end();
 });
diff --git a/lib/node_modules/@stdlib/math/base/special/exp10/benchmark/benchmark.js b/lib/node_modules/@stdlib/math/base/special/exp10/benchmark/benchmark.js
@@ -21,7 +21,7 @@
 // MODULES //
 
 var bench = require( '@stdlib/bench' );
-var randu = require( '@stdlib/random/base/randu' );
+var uniform = require( '@stdlib/random/array/uniform' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var pkg = require( './../package.json' ).name;
 var exp10 = require( './../lib' );
@@ -34,10 +34,11 @@ bench( pkg, function benchmark( b ) {
 	var y;
 	var i;
 
+	x = uniform( 100, -50.0, 50.0 );
+
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		x = ( randu()*100.0 ) - 50.0;
-		y = exp10( x );
+		y = exp10( x[ i%x.length ] );
 		if ( isnan( y ) ) {
 			b.fail( 'should not return NaN' );
 		}
diff --git a/lib/node_modules/@stdlib/math/base/special/exp10/benchmark/benchmark.native.js b/lib/node_modules/@stdlib/math/base/special/exp10/benchmark/benchmark.native.js
@@ -22,7 +22,7 @@
 
 var resolve = require( 'path' ).resolve;
 var bench = require( '@stdlib/bench' );
-var randu = require( '@stdlib/random/base/randu' );
+var uniform = require( '@stdlib/random/array/uniform' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var tryRequire = require( '@stdlib/utils/try-require' );
 var pkg = require( './../package.json' ).name;
@@ -43,10 +43,11 @@ bench( pkg+'::native', opts, function benchmark( b ) {
 	var y;
 	var i;
 
+	x = uniform( 100, -50.0, 50.0 );
+
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		x = ( randu()*100.0 ) - 50.0;
-		y = exp10( x );
+		y = exp10( x[ i%x.length ] );
 		if ( isnan( y ) ) {
 			b.fail( 'should not return NaN' );
 		}
diff --git a/lib/node_modules/@stdlib/math/base/special/exp10/benchmark/c/cephes/benchmark.c b/lib/node_modules/@stdlib/math/base/special/exp10/benchmark/c/cephes/benchmark.c
@@ -95,15 +95,18 @@ static double rand_double( void ) {
 */
 static double benchmark( void ) {
 	double elapsed;
-	double x;
+	double x[ 100 ];
 	double y;
 	double t;
 	int i;
 
+	for ( i = 0; i < 100; i++ ) {
+		x[ i ] = ( rand_double()*100.0 ) - 50.0;
+	}
+
 	t = tic();
 	for ( i = 0; i < ITERATIONS; i++ ) {
-		x = ( rand_double()*100.0 ) - 50.0;
-		y = exp10( x );
+		y = exp10( x[ i%100 ] );
 		if ( y != y ) {
 			printf( "should not return NaN\n" );
 			break;
diff --git a/lib/node_modules/@stdlib/math/base/special/exp10/benchmark/c/native/benchmark.c b/lib/node_modules/@stdlib/math/base/special/exp10/benchmark/c/native/benchmark.c
@@ -91,15 +91,18 @@ static double rand_double( void ) {
 */
 static double benchmark( void ) {
 	double elapsed;
-	double x;
+	double x[ 100 ];
 	double y;
 	double t;
 	int i;
 
+	for ( i = 0; i < 100; i++ ) {
+		x[ i ] = ( 100.0*rand_double() ) - 50.0;
+	}
+
 	t = tic();
 	for ( i = 0; i < ITERATIONS; i++ ) {
-		x = ( 100.0*rand_double() ) - 50.0;
-		y = stdlib_base_exp10( x );
+		y = stdlib_base_exp10( x[ i%100 ] );
 		if ( y != y ) {
 			printf( "should not return NaN\n" );
 			break;
diff --git a/lib/node_modules/@stdlib/math/base/special/exp10/test/test.js b/lib/node_modules/@stdlib/math/base/special/exp10/test/test.js
@@ -147,37 +147,37 @@ tape( 'the function accurately computes `10**x` for very small `x`', function te
 });
 
 tape( 'the function returns `+infinity` for very large `x`', function test( t ) {
-	t.equal( exp10( 400.0 ), PINF, 'equals +infinity' );
-	t.equal( exp10( 500.0 ), PINF, 'equals +infinity' );
-	t.equal( exp10( 600.0 ), PINF, 'equals +infinity' );
+	t.equal( exp10( 400.0 ), PINF, 'returns expected value' );
+	t.equal( exp10( 500.0 ), PINF, 'returns expected value' );
+	t.equal( exp10( 600.0 ), PINF, 'returns expected value' );
 	t.end();
 });
 
 tape( 'the function returns `0.0` for negative large `x`', function test( t ) {
-	t.equal( exp10( -400.0 ), 0.0, 'equals 0' );
-	t.equal( exp10( -500.0 ), 0.0, 'equals 0' );
-	t.equal( exp10( -600.0 ), 0.0, 'equals 0' );
+	t.equal( exp10( -400.0 ), 0.0, 'returns expected value' );
+	t.equal( exp10( -500.0 ), 0.0, 'returns expected value' );
+	t.equal( exp10( -600.0 ), 0.0, 'returns expected value' );
 	t.end();
 });
 
 tape( 'the function returns `0.0` if provided `-infinity`', function test( t ) {
-	t.equal( exp10( NINF ), 0.0, 'equals 0' );
+	t.equal( exp10( NINF ), 0.0, 'returns expected value' );
 	t.end();
 });
 
 tape( 'the function returns `+infinity` if provided `+infinity`', function test( t ) {
-	t.equal( exp10( PINF ), PINF, 'equals +infinity' );
+	t.equal( exp10( PINF ), PINF, 'returns expected value' );
 	t.end();
 });
 
 tape( 'the function returns `1` if provided `0`', function test( t ) {
 	var v = exp10( 0.0 );
-	t.equal( v, 1.0, 'equals 1' );
+	t.equal( v, 1.0, 'returns expected value' );
 	t.end();
 });
 
 tape( 'the function returns `NaN` if provided `NaN`', function test( t ) {
 	var val = exp10( NaN );
-	t.equal( isnan( val ), true, 'equals NaN' );
+	t.equal( isnan( val ), true, 'returns expected value' );
 	t.end();
 });
diff --git a/lib/node_modules/@stdlib/math/base/special/exp10/test/test.native.js b/lib/node_modules/@stdlib/math/base/special/exp10/test/test.native.js
@@ -156,37 +156,37 @@ tape( 'the function accurately computes `10**x` for very small `x`', opts, funct
 });
 
 tape( 'the function returns `+infinity` for very large `x`', opts, function test( t ) {
-	t.equal( exp10( 400.0 ), PINF, 'equals +infinity' );
-	t.equal( exp10( 500.0 ), PINF, 'equals +infinity' );
-	t.equal( exp10( 600.0 ), PINF, 'equals +infinity' );
+	t.equal( exp10( 400.0 ), PINF, 'returns expected value' );
+	t.equal( exp10( 500.0 ), PINF, 'returns expected value' );
+	t.equal( exp10( 600.0 ), PINF, 'returns expected value' );
 	t.end();
 });
 
 tape( 'the function returns `0.0` for negative large `x`', opts, function test( t ) {
-	t.equal( exp10( -400.0 ), 0.0, 'equals 0' );
-	t.equal( exp10( -500.0 ), 0.0, 'equals 0' );
-	t.equal( exp10( -600.0 ), 0.0, 'equals 0' );
+	t.equal( exp10( -400.0 ), 0.0, 'returns expected value' );
+	t.equal( exp10( -500.0 ), 0.0, 'returns expected value' );
+	t.equal( exp10( -600.0 ), 0.0, 'returns expected value' );
 	t.end();
 });
 
 tape( 'the function returns `0.0` if provided `-infinity`', opts, function test( t ) {
-	t.equal( exp10( NINF ), 0.0, 'equals 0' );
+	t.equal( exp10( NINF ), 0.0, 'returns expected value' );
 	t.end();
 });
 
 tape( 'the function returns `+infinity` if provided `+infinity`', opts, function test( t ) {
-	t.equal( exp10( PINF ), PINF, 'equals +infinity' );
+	t.equal( exp10( PINF ), PINF, 'returns expected value' );
 	t.end();
 });
 
 tape( 'the function returns `1` if provided `0`', opts, function test( t ) {
 	var v = exp10( 0.0 );
-	t.equal( v, 1.0, 'equals 1' );
+	t.equal( v, 1.0, 'returns expected value' );
 	t.end();
 });
 
 tape( 'the function returns `NaN` if provided `NaN`', opts, function test( t ) {
 	var val = exp10( NaN );
-	t.equal( isnan( val ), true, 'equals NaN' );
+	t.equal( isnan( val ), true, 'returns expected value' );
 	t.end();
 });
diff --git a/lib/node_modules/@stdlib/math/base/special/expit/benchmark/benchmark.js b/lib/node_modules/@stdlib/math/base/special/expit/benchmark/benchmark.js
@@ -21,7 +21,7 @@
 // MODULES //
 
 var bench = require( '@stdlib/bench' );
-var randu = require( '@stdlib/random/base/randu' );
+var uniform = require( '@stdlib/random/array/uniform' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var pkg = require( './../package.json' ).name;
 var expit = require( './../lib' );
@@ -34,10 +34,11 @@ bench( pkg, function benchmark( b ) {
 	var y;
 	var i;
 
+	x = uniform( 100, 0.0, 1.0 );
+
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		x = randu();
-		y = expit( x );
+		y = expit( x[ i%x.length ] );
 		if ( isnan( y ) ) {
 			b.fail( 'should not return NaN' );
 		}
diff --git a/lib/node_modules/@stdlib/math/base/special/expit/benchmark/benchmark.native.js b/lib/node_modules/@stdlib/math/base/special/expit/benchmark/benchmark.native.js
diff --git a/lib/node_modules/@stdlib/math/base/special/expit/benchmark/c/benchmark.c b/lib/node_modules/@stdlib/math/base/special/expit/benchmark/c/benchmark.c
diff --git a/lib/node_modules/@stdlib/math/base/special/expit/test/test.js b/lib/node_modules/@stdlib/math/base/special/expit/test/test.js
diff --git a/lib/node_modules/@stdlib/math/base/special/expit/test/test.native.js b/lib/node_modules/@stdlib/math/base/special/expit/test/test.native.js
