diff --git a/lib/node_modules/@stdlib/math/base/special/flipsign/benchmark/benchmark.js b/lib/node_modules/@stdlib/math/base/special/flipsign/benchmark/benchmark.js index 27869c571d9c..25cca068facb 100644 --- a/lib/node_modules/@stdlib/math/base/special/flipsign/benchmark/benchmark.js +++ b/lib/node_modules/@stdlib/math/base/special/flipsign/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 flipsign = require( './../lib' ); @@ -35,11 +35,12 @@ bench( pkg, function benchmark( b ) { var z; var i; + x = uniform( 100, -5.0e6, 5.0e6 ); + y = uniform( 100, -5.0e6, 5.0e6 ); + b.tic(); for ( i = 0; i < b.iterations; i++ ) { - x = ( randu()*1.0e7 ) - 5.0e6; - y = ( randu()*1.0e7 ) - 5.0e6; - z = flipsign( x, y ); + z = flipsign( x[ i%x.length ], y[ i%y.length ] ); if ( isnan( z ) ) { b.fail( 'should not return NaN' ); } diff --git a/lib/node_modules/@stdlib/math/base/special/flipsign/benchmark/benchmark.native.js b/lib/node_modules/@stdlib/math/base/special/flipsign/benchmark/benchmark.native.js index ea846d2e175b..d12b7b173125 100644 --- a/lib/node_modules/@stdlib/math/base/special/flipsign/benchmark/benchmark.native.js +++ b/lib/node_modules/@stdlib/math/base/special/flipsign/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; @@ -44,11 +44,12 @@ bench( pkg+'::native', opts, function benchmark( b ) { var z; var i; + x = uniform( 100, -5.0e6, 5.0e6 ); + y = uniform( 100, -5.0e6, 5.0e6 ); + b.tic(); for ( i = 0; i < b.iterations; i++ ) { - x = ( randu()*1.0e7 ) - 5.0e6; - y = ( randu()*1.0e7 ) - 5.0e6; - z = flipsign( x, y ); + z = flipsign( x[ i%x.length ], y[ i%x.length ] ); if ( isnan( z ) ) { b.fail( 'should not return NaN' ); } diff --git a/lib/node_modules/@stdlib/math/base/special/flipsign/benchmark/c/native/benchmark.c b/lib/node_modules/@stdlib/math/base/special/flipsign/benchmark/c/native/benchmark.c index bcc9d9ee4795..1c19caa65ba2 100644 --- a/lib/node_modules/@stdlib/math/base/special/flipsign/benchmark/c/native/benchmark.c +++ b/lib/node_modules/@stdlib/math/base/special/flipsign/benchmark/c/native/benchmark.c @@ -91,17 +91,20 @@ static double rand_double( void ) { */ static double benchmark( void ) { double elapsed; - double x; - double y; + double x[ 100 ]; + double y[ 100 ]; double z; double t; int i; + for ( i = 0; i < 100; i++ ) { + x[ i ] = ( 1000.0*rand_double() ) - 500.0; + y[ i ] = ( 1000.0*rand_double() ) - 500.0; + } + t = tic(); for ( i = 0; i < ITERATIONS; i++ ) { - x = ( 1000.0*rand_double() ) - 500.0; - y = ( 1000.0*rand_double() ) - 500.0; - z = stdlib_base_flipsign( x, y ); + z = stdlib_base_flipsign( x[ i%100 ], y[ i%100 ] ); if ( z != z ) { printf( "should not return NaN\n" ); break; diff --git a/lib/node_modules/@stdlib/math/base/special/flipsign/test/test.js b/lib/node_modules/@stdlib/math/base/special/flipsign/test/test.js index 38d068fd9a46..5dce63ca3d72 100644 --- a/lib/node_modules/@stdlib/math/base/special/flipsign/test/test.js +++ b/lib/node_modules/@stdlib/math/base/special/flipsign/test/test.js @@ -63,10 +63,10 @@ tape( 'if `x` is `NaN`, the function returns `NaN`', function test( t ) { var z; z = flipsign( NaN, -1.0 ); - t.equal( isnan( z ), true, 'returns NaN' ); + t.equal( isnan( z ), true, 'returns expected value' ); z = flipsign( NaN, 1.0 ); - t.equal( isnan( z ), true, 'returns NaN' ); + t.equal( isnan( z ), true, 'returns expected value' ); t.end(); }); @@ -75,10 +75,10 @@ tape( 'if `y` is `NaN`, the function could (theoretically) return either a posit var z; z = flipsign( -1.0, NaN ); - t.equal( isnan( z ), false, 'does not return NaN' ); + t.equal( isnan( z ), false, 'returns expected value' ); z = flipsign( 1.0, NaN ); - t.equal( isnan( z ), false, 'does not return NaN' ); + t.equal( isnan( z ), false, 'returns expected value' ); t.end(); }); @@ -87,10 +87,10 @@ tape( 'if `x` is `+infinity`, the function returns an infinite number', function var z; z = flipsign( PINF, -1.0 ); - t.equal( z, NINF, 'returns -infinity' ); + t.equal( z, NINF, 'returns expected value' ); z = flipsign( PINF, 1.0 ); - t.equal( z, PINF, 'returns +infinity' ); + t.equal( z, PINF, 'returns expected value' ); t.end(); }); @@ -99,10 +99,10 @@ tape( 'if `y` is `+infinity`, the function returns `x`', function test( t ) { var z; z = flipsign( -1.0, PINF ); - t.equal( z, -1.0, 'returns -1' ); + t.equal( z, -1.0, 'returns expected value' ); z = flipsign( 1.0, PINF ); - t.equal( z, 1.0, 'returns +1' ); + t.equal( z, 1.0, 'returns expected value' ); t.end(); }); @@ -111,10 +111,10 @@ tape( 'if `x` is `-infinity`, the function returns an infinite number', function var z; z = flipsign( NINF, -1.0 ); - t.equal( z, PINF, 'returns +infinity' ); + t.equal( z, PINF, 'returns expected value' ); z = flipsign( NINF, 1.0 ); - t.equal( z, NINF, 'returns -infinity' ); + t.equal( z, NINF, 'returns expected value' ); t.end(); }); @@ -123,10 +123,10 @@ tape( 'if `y` is `-infinity`, the function returns `-x`', function test( t ) { var z; z = flipsign( -1.0, NINF ); - t.equal( z, +1.0, 'returns +1' ); + t.equal( z, +1.0, 'returns expected value' ); z = flipsign( 1.0, NINF ); - t.equal( z, -1.0, 'returns -1' ); + t.equal( z, -1.0, 'returns expected value' ); t.end(); }); @@ -138,10 +138,10 @@ tape( 'the function supports using `+-0` to flip a sign', function test( t ) { x = 3.14; z = flipsign( x, 0.0 ); - t.equal( z, 3.14, 'returns +3.14' ); + t.equal( z, 3.14, 'returns expected value' ); z = flipsign( x, -0.0 ); - t.equal( z, -3.14, 'returns -3.14' ); + t.equal( z, -3.14, 'returns expected value' ); t.end(); }); @@ -150,16 +150,16 @@ tape( 'the function supports `x` being `+-0`', function test( t ) { var z; z = flipsign( -0.0, 1.0 ); - t.equal( isNegativeZero( z ), true, 'returns -0' ); + t.equal( isNegativeZero( z ), true, 'returns expected value' ); z = flipsign( -0.0, -1.0 ); - t.equal( isPositiveZero( z ), true, 'returns +0' ); + t.equal( isPositiveZero( z ), true, 'returns expected value' ); z = flipsign( 0.0, 1.0 ); - t.equal( isPositiveZero( z ), true, 'returns +0' ); + t.equal( isPositiveZero( z ), true, 'returns expected value' ); z = flipsign( 0.0, -1.0 ); - t.equal( isNegativeZero( z ), true, 'returns -0' ); + t.equal( isNegativeZero( z ), true, 'returns expected value' ); t.end(); }); diff --git a/lib/node_modules/@stdlib/math/base/special/flipsign/test/test.native.js b/lib/node_modules/@stdlib/math/base/special/flipsign/test/test.native.js index f4cbf1508eb4..9f4cdfa7b942 100644 --- a/lib/node_modules/@stdlib/math/base/special/flipsign/test/test.native.js +++ b/lib/node_modules/@stdlib/math/base/special/flipsign/test/test.native.js @@ -72,10 +72,10 @@ tape( 'if `x` is `NaN`, the function returns `NaN`', opts, function test( t ) { var z; z = flipsign( NaN, -1.0 ); - t.equal( isnan( z ), true, 'returns NaN' ); + t.equal( isnan( z ), true, 'returns expected value' ); z = flipsign( NaN, 1.0 ); - t.equal( isnan( z ), true, 'returns NaN' ); + t.equal( isnan( z ), true, 'returns expected value' ); t.end(); }); @@ -84,10 +84,10 @@ tape( 'if `y` is `NaN`, the function could (theoretically) return either a posit var z; z = flipsign( -1.0, NaN ); - t.equal( isnan( z ), false, 'does not return NaN' ); + t.equal( isnan( z ), false, 'returns expected value' ); z = flipsign( 1.0, NaN ); - t.equal( isnan( z ), false, 'does not return NaN' ); + t.equal( isnan( z ), false, 'returns expected value' ); t.end(); }); @@ -96,10 +96,10 @@ tape( 'if `x` is `+infinity`, the function returns an infinite number', opts, fu var z; z = flipsign( PINF, -1.0 ); - t.equal( z, NINF, 'returns -infinity' ); + t.equal( z, NINF, 'returns expected value' ); z = flipsign( PINF, 1.0 ); - t.equal( z, PINF, 'returns +infinity' ); + t.equal( z, PINF, 'returns expected value' ); t.end(); }); @@ -108,10 +108,10 @@ tape( 'if `y` is `+infinity`, the function returns `x`', opts, function test( t var z; z = flipsign( -1.0, PINF ); - t.equal( z, -1.0, 'returns -1' ); + t.equal( z, -1.0, 'returns expected value' ); z = flipsign( 1.0, PINF ); - t.equal( z, 1.0, 'returns +1' ); + t.equal( z, 1.0, 'returns expected value' ); t.end(); }); @@ -120,10 +120,10 @@ tape( 'if `x` is `-infinity`, the function returns an infinite number', opts, fu var z; z = flipsign( NINF, -1.0 ); - t.equal( z, PINF, 'returns +infinity' ); + t.equal( z, PINF, 'returns expected value' ); z = flipsign( NINF, 1.0 ); - t.equal( z, NINF, 'returns -infinity' ); + t.equal( z, NINF, 'returns expected value' ); t.end(); }); @@ -132,10 +132,10 @@ tape( 'if `y` is `-infinity`, the function returns `-x`', opts, function test( t var z; z = flipsign( -1.0, NINF ); - t.equal( z, +1.0, 'returns +1' ); + t.equal( z, +1.0, 'returns expected value' ); z = flipsign( 1.0, NINF ); - t.equal( z, -1.0, 'returns -1' ); + t.equal( z, -1.0, 'returns expected value' ); t.end(); }); @@ -147,10 +147,10 @@ tape( 'the function supports using `+-0` to flip a sign', opts, function test( t x = 3.14; z = flipsign( x, 0.0 ); - t.equal( z, 3.14, 'returns +3.14' ); + t.equal( z, 3.14, 'returns expected value' ); z = flipsign( x, -0.0 ); - t.equal( z, -3.14, 'returns -3.14' ); + t.equal( z, -3.14, 'returns expected value' ); t.end(); }); @@ -159,16 +159,16 @@ tape( 'the function supports `x` being `+-0`', opts, function test( t ) { var z; z = flipsign( -0.0, 1.0 ); - t.equal( isNegativeZero( z ), true, 'returns -0' ); + t.equal( isNegativeZero( z ), true, 'returns expected value' ); z = flipsign( -0.0, -1.0 ); - t.equal( isPositiveZero( z ), true, 'returns +0' ); + t.equal( isPositiveZero( z ), true, 'returns expected value' ); z = flipsign( 0.0, 1.0 ); - t.equal( isPositiveZero( z ), true, 'returns +0' ); + t.equal( isPositiveZero( z ), true, 'returns expected value' ); z = flipsign( 0.0, -1.0 ); - t.equal( isNegativeZero( z ), true, 'returns -0' ); + t.equal( isNegativeZero( z ), true, 'returns expected value' ); t.end(); });