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Merged
merged 1 commit into from
Feb 17, 2025
Merged

bench: refactor benchmarks and update test messages in math/base/special/absf #5259

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16 changes: 11 additions & 5 deletions lib/node_modules/@stdlib/math/base/special/absf/benchmark/benchmark.js
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Original file line number Diff line number Diff line change
Expand Up @@ -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 absf = require( './../lib' );
Expand All @@ -34,10 +34,13 @@ bench( pkg, function benchmark( b ) {
var y;
var i;

x = uniform( 100, -500.0, 500.0, {
'dtype': 'float32'
});

b.tic();
for ( i = 0; i < b.iterations; i++ ) {
x = ( randu()*1000.0 ) - 500.0;
y = absf( x );
y = absf( x[ i % x.length ] );
if ( isnan( y ) ) {
b.fail( 'should not return NaN' );
}
Expand All @@ -55,10 +58,13 @@ bench( pkg+'::built-in', function benchmark( b ) {
var y;
var i;

x = uniform( 100, -500.0, 500.0, {
'dtype': 'float32'
});

b.tic();
for ( i = 0; i < b.iterations; i++ ) {
x = ( randu()*1000.0 ) - 500.0;
y = Math.abs( x ); // eslint-disable-line stdlib/no-builtin-math
y = Math.abs( x[ i % x.length ] ); // eslint-disable-line stdlib/no-builtin-math
if ( isnan( y ) ) {
b.fail( 'should not return NaN' );
}
Expand Down
9 changes: 6 additions & 3 deletions lib/node_modules/@stdlib/math/base/special/absf/benchmark/benchmark.native.js
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Expand Up @@ -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;
Expand All @@ -43,10 +43,13 @@ bench( pkg+'::native', opts, function benchmark( b ) {
var y;
var i;

x = uniform( 100, -500.0, 500.0, {
'dtype': 'float32'
});

b.tic();
for ( i = 0; i < b.iterations; i++ ) {
x = ( randu()*1000.0 ) - 500.0;
y = absf( x );
y = absf( x[ i % x.length ] );
if ( isnan( y ) ) {
b.fail( 'should not return NaN' );
}
Expand Down
9 changes: 6 additions & 3 deletions lib/node_modules/@stdlib/math/base/special/absf/benchmark/c/benchmark.c
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Expand Up @@ -89,16 +89,19 @@ static float rand_float( void ) {
* @return elapsed time in seconds
*/
static double benchmark( void ) {
float x[ 100 ];
double elapsed;
double t;
float x;
float y;
int i;

for ( i = 0; i < 100; i++ ) {
x[ i ] = ( 1000.0f*rand_float() ) - 500.0f;
}

t = tic();
for ( i = 0; i < ITERATIONS; i++ ) {
x = ( 1000.0f*rand_float() ) - 500.0f;
y = fabsf( x );
y = fabsf( x[ i % 100 ] );
if ( y != y ) {
printf( "should not return NaN\n" );
break;
Expand Down
9 changes: 6 additions & 3 deletions lib/node_modules/@stdlib/math/base/special/absf/benchmark/c/cephes/benchmark.c
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Expand Up @@ -94,16 +94,19 @@ static float rand_float( void ) {
* @return elapsed time in seconds
*/
static double benchmark( void ) {
float x[ 100 ];
double elapsed;
double t;
float x;
float y;
int i;

for ( i = 0; i < 100; i++ ) {
x[ i ] = ( 1000.0f*rand_float() ) - 500.0f;
}

t = tic();
for ( i = 0; i < ITERATIONS; i++ ) {
x = ( 1000.0f*rand_float() ) - 500.0f;
y = fabsf( x );
y = fabsf( x[ i % 100 ] );
if ( y != y ) {
printf( "should not return NaN\n" );
break;
Expand Down
9 changes: 6 additions & 3 deletions lib/node_modules/@stdlib/math/base/special/absf/benchmark/c/native/benchmark.c
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Expand Up @@ -91,16 +91,19 @@ static float rand_float( void ) {
* @return elapsed time in seconds
*/
static double benchmark( void ) {
float x[ 100 ];
double elapsed;
double t;
float x;
float y;
int i;

for ( i = 0; i < 100; i++ ) {
x[ i ] = ( 1000.0f*rand_float() ) - 500.0f;
}

t = tic();
for ( i = 0; i < ITERATIONS; i++ ) {
x = ( 1000.0f*rand_float() ) - 500.0f;
y = stdlib_base_absf( x );
y = stdlib_base_absf( x[ i % 100 ] );
if ( y != y ) {
printf( "should not return NaN\n" );
break;
Expand Down
14 changes: 7 additions & 7 deletions lib/node_modules/@stdlib/math/base/special/absf/test/test.abs.js
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Expand Up @@ -37,25 +37,25 @@ tape( 'main export is a function', function test( t ) {
});

tape( 'the function computes the absolute value of a number', function test( t ) {
t.equal( absf( -2.0 ), 2.0, 'negative number' );
t.equal( absf( 3.0 ), 3.0, 'positive number' );
t.equal( absf( 0.0 ), 0.0, 'zero' );
t.equal( absf( -2.0 ), 2.0, 'returns expected value' );
t.equal( absf( 3.0 ), 3.0, 'returns expected value' );
t.equal( absf( 0.0 ), 0.0, 'returns expected value' );
t.end();
});

tape( 'the function computes the absolute value of negative zero', function test( t ) {
t.equal( isPositiveZerof( absf( -0.0 ) ), true, 'returns positive zero' );
t.equal( isPositiveZerof( absf( -0.0 ) ), true, 'returns expected value' );
t.end();
});

tape( 'the function computes the absolute value of infinity', function test( t ) {
t.equal( absf( PINF ), PINF, 'returns +infinity' );
t.equal( absf( NINF ), PINF, 'returns +infinity' );
t.equal( absf( PINF ), PINF, 'returns expected value' );
t.equal( absf( NINF ), PINF, 'returns expected value' );
t.end();
});

tape( 'if provided `NaN`, the function returns `NaN`', function test( t ) {
var v = absf( NaN );
t.equal( isnanf( v ), true, 'returns NaN' );
t.equal( isnanf( v ), true, 'returns expected value' );
t.end();
});
14 changes: 7 additions & 7 deletions lib/node_modules/@stdlib/math/base/special/absf/test/test.js
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Expand Up @@ -37,25 +37,25 @@ tape( 'main export is a function', function test( t ) {
});

tape( 'the function computes the absolute value of a number', function test( t ) {
t.equal( absf( -2.0 ), 2.0, 'negative number' );
t.equal( absf( 3.0 ), 3.0, 'positive number' );
t.equal( absf( 0.0 ), 0.0, 'zero' );
t.equal( absf( -2.0 ), 2.0, 'returns expected value' );
t.equal( absf( 3.0 ), 3.0, 'returns expected value' );
t.equal( absf( 0.0 ), 0.0, 'returns expected value' );
t.end();
});

tape( 'the function computes the absolute value of negative zero', function test( t ) {
t.equal( isPositiveZerof( absf( -0.0 ) ), true, 'returns positive zero' );
t.equal( isPositiveZerof( absf( -0.0 ) ), true, 'returns expected value' );
t.end();
});

tape( 'the function computes the absolute value of infinity', function test( t ) {
t.equal( absf( PINF ), PINF, 'returns +infinity' );
t.equal( absf( NINF ), PINF, 'returns +infinity' );
t.equal( absf( PINF ), PINF, 'returns expected value' );
t.equal( absf( NINF ), PINF, 'returns expected value' );
t.end();
});

tape( 'if provided `NaN`, the function returns `NaN`', function test( t ) {
var v = absf( NaN );
t.equal( isnanf( v ), true, 'returns NaN' );
t.equal( isnanf( v ), true, 'returns expected value' );
t.end();
});
14 changes: 7 additions & 7 deletions lib/node_modules/@stdlib/math/base/special/absf/test/test.native.js
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Expand Up @@ -46,25 +46,25 @@ tape( 'main export is a function', opts, function test( t ) {
});

tape( 'the function computes the absolute value of a number', opts, function test( t ) {
t.equal( absf( -2.0 ), 2.0, 'negative number' );
t.equal( absf( 3.0 ), 3.0, 'positive number' );
t.equal( absf( 0.0 ), 0.0, 'zero' );
t.equal( absf( -2.0 ), 2.0, 'returns expected value' );
t.equal( absf( 3.0 ), 3.0, 'returns expected value' );
t.equal( absf( 0.0 ), 0.0, 'returns expected value' );
t.end();
});

tape( 'the function computes the absolute value of negative zero', opts, function test( t ) {
t.equal( isPositiveZerof( absf( -0.0 ) ), true, 'returns positive zero' );
t.equal( isPositiveZerof( absf( -0.0 ) ), true, 'returns expected value' );
t.end();
});

tape( 'the function computes the absolute value of infinity', opts, function test( t ) {
t.equal( absf( PINF ), PINF, 'returns +infinity' );
t.equal( absf( NINF ), PINF, 'returns +infinity' );
t.equal( absf( PINF ), PINF, 'returns expected value' );
t.equal( absf( NINF ), PINF, 'returns expected value' );
t.end();
});

tape( 'if provided `NaN`, the function returns `NaN`', opts, function test( t ) {
var v = absf( NaN );
t.equal( isnanf( v ), true, 'returns NaN' );
t.equal( isnanf( v ), true, 'returns expected value' );
t.end();
});