/**

* @license Apache-2.0

*

* Copyright (c) 2018 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-harness' );

var isBoolean = require( '@stdlib/assert-is-boolean' ).isPrimitive;

var pow = require( '@stdlib/math-base-special-pow' );

var format = require( '@stdlib/string-format' );

var pkg = require( './../package.json' ).name;

var isStringArray = require( './../lib' );

// FUNCTIONS //

/**

* Creates a benchmark function.

*

* @private

* @param {Function} fcn - function to benchmark

* @param {PositiveInteger} len - array length

* @param {boolean} primitives - boolean indicating whether to fill array with primitives or objects

* @returns {Function} benchmark function

*/

function createBenchmark( fcn, len, primitives ) {

var x;

var i;

x = [];

if ( primitives ) {

for ( i = 0; i < len; i++ ) {

x.push( 'beep' );

}

} else {

for ( i = 0; i < len; i++ ) {

x.push( new String( 'beep' ) ); // eslint-disable-line no-new-wrappers

}

}

return benchmark;

/**

* Benchmark function.

*

* @private

* @param {Benchmark} b - benchmark instance

*/

function benchmark( b ) {

var bool;

var i;

b.tic();

for ( i = 0; i < b.iterations; i++ ) {

// Note: we are testing the worst case scenario where a function must scan the entire array before finding a failing value.

x[ len-1 ] = i * 3.14;

bool = fcn( x );

if ( typeof bool !== 'boolean' ) {

b.fail( 'should return a boolean' );

}

}

b.toc();

if ( isBoolean( bool ) ) {

b.pass( 'benchmark finished' );

} else {

b.fail( 'should return a boolean' );

}

b.end();

}

}

// MAIN //

/**

* Main execution sequence.

*

* @private

*/

function main() {

var len;

var min;

var max;

var f;

var i;

min = 1; // 10^min

max = 6; // 10^max

for ( i = min; i <= max; i++ ) {

len = pow( 10, i );

f = createBenchmark( isStringArray, len, false );

bench( format( '%s:len=%d', pkg, len ), f );

f = createBenchmark( isStringArray.primitives, len, true );

bench( format( '%s:primitives:len=%d', pkg, len ), f );

f = createBenchmark( isStringArray.objects, len, false );

bench( format( '%s:objects:len=%d', pkg, len ), f );

}

}

main();