text: /**
  * @license Apache-2.0
  *
  * Copyright (c) 2021 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 randu = require( '@stdlib/random/base/randu' );
  var isnan = require( '@stdlib/math/base/assert/is-nan' );
  var pow = require( '@stdlib/math/base/special/pow' );
  var floor = require( '@stdlib/math/base/special/floor' );
  var round = require( '@stdlib/math/base/special/round' );
  var identity = require( '@stdlib/math/base/special/identity' );
  var filledarray = require( '@stdlib/array/filled' );
  var shape2strides = require( './../../../base/shape2strides' );
  var pkg = require( './../package.json' ).name;
  var unary = require( './../lib/9d_blocked.js' );
  
  
  // VARIABLES //
  
  var types = [ 'float64' ];
  var order = 'row-major';
  
  
  // FUNCTIONS //
  
  /**
  * Creates a benchmark function.
  *
  * @private
  * @param {PositiveInteger} len - ndarray length
  * @param {NonNegativeIntegerArray} shape - ndarray shape
  * @param {string} xtype - input ndarray data type
  * @param {string} ytype - output ndarray data type
  * @returns {Function} benchmark function
  */
  function createBenchmark( len, shape, 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 ] = round( ( randu()*200.0 ) - 100.0 );
  	}
  	x = {
  		'dtype': xtype,
  		'data': x,
  		'shape': shape,
  		'strides': shape2strides( shape, order ),
  		'offset': 0,
  		'order': order
  	};
  	y = {
  		'dtype': ytype,
  		'data': y,
  		'shape': shape,
  		'strides': shape2strides( shape, order ),
  		'offset': 0,
  		'order': order
  	};
  	return benchmark;
  
  	/**
  	* Benchmark function.
  	*
  	* @private
  	* @param {Benchmark} b - benchmark instance
  	*/
  	function benchmark( b ) {
  		var i;
  
  		b.tic();
  		for ( i = 0; i < b.iterations; i++ ) {
  			unary( x, y, identity );
  			if ( isnan( y.data[ i%len ] ) ) {
  				b.fail( 'should not return NaN' );
  			}
  		}
  		b.toc();
  		if ( isnan( y.data[ 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 sh;
  	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++ ) {
  		t1 = types[ j ];
  		t2 = types[ j ];
  		for ( i = min; i <= max; i++ ) {
  			len = pow( 10, i );
  
  			sh = [ len/2, 2, 1, 1, 1, 1, 1, 1, 1 ];
  			f = createBenchmark( len, sh, t1, t2 );
  			bench( pkg+'::blocked:ndims='+sh.length+',len='+len+',shape=['+sh.join(',')+'],xorder='+order+',yorder='+order+',xtype='+t1+',ytype='+t2, f );
  
  			sh = [ 1, 1, 1, 1, 1, 1, 1, 2, len/2 ];
  			f = createBenchmark( len, sh, t1, t2 );
  			bench( pkg+'::blocked:ndims='+sh.length+',len='+len+',shape=['+sh.join(',')+'],xorder='+order+',yorder='+order+',xtype='+t1+',ytype='+t2, f );
  
  			len = floor( pow( len, 1.0/9.0 ) );
  			sh = [ len, len, len, len, len, len, len, len, len ];
  			len *= pow( len, 8 );
  			f = createBenchmark( len, sh, t1, t2 );
  			bench( pkg+'::blocked:ndims='+sh.length+',len='+len+',shape=['+sh.join(',')+'],xorder='+order+',yorder='+order+',xtype='+t1+',ytype='+t2, f );
  		}
  	}
  }
  
  main();
  