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/**
* @license Apache-2.0
*
* Copyright (c) 2020 The Stdlib Authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
'use strict';
// MODULES //
var bench = require( '@stdlib/bench' );
var uniform = require( '@stdlib/random/base/uniform' ).factory;
var isnan = require( './../../../../base/assert/is-nan' );
var pow = require( './../../../../base/special/pow' );
var filledarray = require( '@stdlib/array/filled' );
var pkg = require( './../package.json' ).name;
var types = require( './../lib/types.json' );
var strided = require( './../lib/main.js' );
// VARIABLES //
var rand = uniform( -100.0, 100.0 );
// FUNCTIONS //
/**
* Creates a benchmark function.
*
* @private
* @param {PositiveInteger} len - array length
* @param {string} xtype - input array data type
* @param {string} ytype - output array data type
* @returns {Function} benchmark function
*/
function createBenchmark( len, xtype, ytype ) {
var x;
var y;
var i;
x = filledarray( 0.0, len, xtype );
y = filledarray( 0.0, len, ytype );
for ( i = 0; i < len; i++ ) {
x[ i ] = rand();
}
return benchmark;
/**
* Benchmark function.
*
* @private
* @param {Benchmark} b - benchmark instance
*/
function benchmark( b ) {
var z;
var i;
b.tic();
for ( i = 0; i < b.iterations; i++ ) {
z = strided( len, x, 1, y, 1 );
if ( isnan( z[ i%len ] ) ) {
b.fail( 'should not return NaN' );
}
}
b.toc();
if ( isnan( z[ i%len ] ) ) {
b.fail( 'should not return NaN' );
}
b.pass( 'benchmark finished' );
b.end();
}
}
// MAIN //
/**
* Main execution sequence.
*
* @private
*/
function main() {
var len;
var min;
var max;
var t1;
var t2;
var f;
var i;
var j;
min = 1; // 10^min
max = 6; // 10^max
for ( j = 0; j < types.length; j += 2 ) {
t1 = types[ j ];
t2 = types[ j+1 ];
for ( i = min; i <= max; i++ ) {
len = pow( 10, i );
f = createBenchmark( len, t1, t2 );
bench( pkg+':len='+len+',xtype='+t1+',ytype='+t2, f );
}
}
}
main();
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