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bench: refactor benchmarks
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8 files changed

+603
-225
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‎docs/migration-guides/lodash/benchmark/benchmark.count_by.js‎

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/**
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* @license Apache-2.0
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*
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* Copyright (c) 2023 The Stdlib Authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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'use strict';
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// MODULES //
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var resolve = require( 'path' ).resolve;
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var bench = require( '@stdlib/bench' );
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var discreteUniform = require( '@stdlib/random/base/discrete-uniform' );
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var tryRequire = require( '@stdlib/utils/try-require' );
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var countBy = require( '@stdlib/utils/count-by' );
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var pkg = require( './../package.json' ).name;
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// VARIABLES //
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var _ = tryRequire( resolve( __dirname, '..', 'node_modules', 'lodash' ) );
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var opts = {
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'skip': ( _ instanceof Error )
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};
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// MAIN //
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bench( pkg+'::stdlib:utils/count-by', opts, function benchmark( b ) {
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var vals;
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var arr;
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var o;
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var i;
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var j;
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vals = [ 'beep', 'boop', 'foo', 'bar', 'woot' ];
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arr = [];
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for ( i = 0; i < 100; i++ ) {
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j = discreteUniform( 0, vals.length-1 );
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arr.push( vals[ j ] );
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}
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b.tic();
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for ( i = 0; i < b.iterations; i++ ) {
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arr[ 0 ] = vals[ i%vals.length ];
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o = countBy( arr, indicator );
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if ( typeof o !== 'object' ) {
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b.fail( 'should return an object' );
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}
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}
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b.toc();
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if ( typeof o !== 'object' ) {
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b.fail( 'should return an object' );
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}
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b.pass( 'benchmark finished' );
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b.end();
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function indicator( v ) {
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return v[ 0 ];
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}
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});
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bench( pkg+'::lodash:countBy', opts, function benchmark( b ) {
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var vals;
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var arr;
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var o;
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var i;
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var j;
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vals = [ 'beep', 'boop', 'foo', 'bar', 'woot' ];
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arr = [];
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for ( i = 0; i < 100; i++ ) {
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j = discreteUniform( 0, vals.length-1 );
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arr.push( vals[ j ] );
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}
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b.tic();
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for ( i = 0; i < b.iterations; i++ ) {
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arr[ 0 ] = vals[ i%vals.length ];
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o = _.countBy( arr, indicator );
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if ( typeof o !== 'object' ) {
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b.fail( 'should return an object' );
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}
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}
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b.toc();
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if ( typeof o !== 'object' ) {
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b.fail( 'should return an object' );
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}
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b.pass( 'benchmark finished' );
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b.end();
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function indicator( v ) {
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return v[ 0 ];
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}
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});

‎docs/migration-guides/lodash/benchmark/benchmark.every.js‎

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/**
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* @license Apache-2.0
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*
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* Copyright (c) 2023 The Stdlib Authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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'use strict';
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// MODULES //
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var resolve = require( 'path' ).resolve;
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var bench = require( '@stdlib/bench' );
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var isnan = require( '@stdlib/math/base/assert/is-nan' );
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var isBoolean = require( '@stdlib/assert/is-boolean' ).isPrimitive;
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var tryRequire = require( '@stdlib/utils/try-require' );
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var every = require( '@stdlib/utils/every' );
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var pkg = require( './../package.json' ).name;
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// VARIABLES //
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var _ = tryRequire( resolve( __dirname, '..', 'node_modules', 'lodash' ) );
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var opts = {
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'skip': ( _ instanceof Error )
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};
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// MAIN //
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bench( pkg+'::stdlib:utils/every', opts, function benchmark( b ) {
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var bool;
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var arr;
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var i;
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arr = [ 1, 2, 3, 4, 5 ];
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b.tic();
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for ( i = 0; i < b.iterations; i++ ) {
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arr[ 0 ] += i;
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bool = every( arr, predicate );
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if ( typeof bool !== 'boolean' ) {
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b.fail( 'should return a boolean' );
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}
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}
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b.toc();
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if ( !isBoolean( bool ) ) {
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b.fail( 'should return a boolean' );
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}
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b.pass( 'benchmark finished' );
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b.end();
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function predicate( v ) {
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return !isnan( v );
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}
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});
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bench( pkg+'::lodash:every', opts, function benchmark( b ) {
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var bool;
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var arr;
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var i;
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arr = [ 1, 2, 3, 4, 5 ];
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b.tic();
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for ( i = 0; i < b.iterations; i++ ) {
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arr[ 0 ] += i;
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bool = _.every( arr, predicate );
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if ( typeof bool !== 'boolean' ) {
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b.fail( 'should return a boolean' );
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}
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}
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b.toc();
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if ( !isBoolean( bool ) ) {
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b.fail( 'should return a boolean' );
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}
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b.pass( 'benchmark finished' );
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b.end();
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function predicate( v ) {
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return !isnan( v );
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}
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});

‎docs/migration-guides/lodash/benchmark/benchmark.for_each.js‎

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/**
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* @license Apache-2.0
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*
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* Copyright (c) 2023 The Stdlib Authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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'use strict';
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// MODULES //
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var resolve = require( 'path' ).resolve;
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var bench = require( '@stdlib/bench' );
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var isnan = require( '@stdlib/math/base/assert/is-nan' );
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var tryRequire = require( '@stdlib/utils/try-require' );
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var forEach = require( '@stdlib/utils/for-each' );
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var pkg = require( './../package.json' ).name;
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// VARIABLES //
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var _ = tryRequire( resolve( __dirname, '..', 'node_modules', 'lodash' ) );
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var opts = {
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'skip': ( _ instanceof Error )
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};
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// MAIN //
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bench( pkg+'::stdlib:utils/for-each', opts, function benchmark( b ) {
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var arr;
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var i;
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arr = [ 1, 2, 3, 4, 5 ];
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b.tic();
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for ( i = 0; i < b.iterations; i++ ) {
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arr[ 0 ] += i;
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forEach( arr, onItem );
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if ( arr.length !== 5 ) {
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b.fail( 'should not change the array length' );
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}
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}
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b.toc();
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if ( arr.length !== 5 ) {
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b.fail( 'should not change the array length' );
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}
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b.pass( 'benchmark finished' );
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b.end();
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function onItem( v ) {
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if ( isnan( v ) ) {
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b.fail( 'should not be NaN' );
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}
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}
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});
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bench( pkg+'::lodash:forEach', opts, function benchmark( b ) {
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var arr;
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var i;
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arr = [ 1, 2, 3, 4, 5 ];
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b.tic();
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for ( i = 0; i < b.iterations; i++ ) {
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arr[ 0 ] += i;
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_.forEach( arr, onItem );
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if ( arr.length !== 5 ) {
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b.fail( 'should not change the array length' );
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}
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}
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b.toc();
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if ( arr.length !== 5 ) {
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b.fail( 'should not change the array length' );
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}
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b.pass( 'benchmark finished' );
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b.end();
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function onItem( v ) {
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if ( isnan( v ) ) {
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b.fail( 'should not be NaN' );
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}
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}
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});

‎docs/migration-guides/lodash/benchmark/benchmark.for_each_right.js‎

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/**
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* @license Apache-2.0
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*
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* Copyright (c) 2023 The Stdlib Authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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'use strict';
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// MODULES //
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var resolve = require( 'path' ).resolve;
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var bench = require( '@stdlib/bench' );
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var isnan = require( '@stdlib/math/base/assert/is-nan' );
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var tryRequire = require( '@stdlib/utils/try-require' );
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var forEachRight = require( '@stdlib/utils/for-each-right' );
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var pkg = require( './../package.json' ).name;
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// VARIABLES //
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var _ = tryRequire( resolve( __dirname, '..', 'node_modules', 'lodash' ) );
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var opts = {
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'skip': ( _ instanceof Error )
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};
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// MAIN //
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bench( pkg+'::stdlib:utils/for-each-right', opts, function benchmark( b ) {
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var arr;
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var i;
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arr = [ 1, 2, 3, 4, 5 ];
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b.tic();
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for ( i = 0; i < b.iterations; i++ ) {
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arr[ 0 ] += i;
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forEachRight( arr, onItem );
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if ( arr.length !== 5 ) {
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b.fail( 'should not change the array length' );
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}
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}
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b.toc();
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if ( arr.length !== 5 ) {
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b.fail( 'should not change the array length' );
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}
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b.pass( 'benchmark finished' );
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b.end();
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function onItem( v ) {
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if ( isnan( v ) ) {
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b.fail( 'should not be NaN' );
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}
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}
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});
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bench( pkg+'::lodash:forEachRight', opts, function benchmark( b ) {
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var arr;
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var i;
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arr = [ 1, 2, 3, 4, 5 ];
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b.tic();
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for ( i = 0; i < b.iterations; i++ ) {
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arr[ 0 ] += i;
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_.forEachRight( arr, onItem );
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if ( arr.length !== 5 ) {
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b.fail( 'should not change the array length' );
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}
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}
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b.toc();
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if ( arr.length !== 5 ) {
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b.fail( 'should not change the array length' );
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}
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b.pass( 'benchmark finished' );
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b.end();
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function onItem( v ) {
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if ( isnan( v ) ) {
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b.fail( 'should not be NaN' );
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}
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}
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});

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