bench: update random value generation

PR-URL: #9925
Reviewed-by: Athan Reines <kgryte@gmail.com>

Author: hrshya

lib/node_modules/@stdlib/stats/base/dists/t/cdf/benchmark/benchmark.js

@@ -21,34 +21,32 @@
 // MODULES //
 
 var bench = require( '@stdlib/bench' );
-var Float64Array = require( '@stdlib/array/float64' );
-var uniform = require( '@stdlib/random/base/uniform' );
-var discreteUniform = require( '@stdlib/random/base/discrete-uniform' );
+var uniform = require( '@stdlib/random/array/uniform' );
+var discreteUniform = require( '@stdlib/random/array/discrete-uniform' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
+var format = require( '@stdlib/string/format' );
 var pkg = require( './../package.json' ).name;
 var cdf = require( './../lib' );
 
 
 // MAIN //
 
 bench( pkg, function benchmark( b ) {
-	var len;
+	var opts;
 	var v;
 	var x;
 	var y;
 	var i;
 
-	len = 100;
-	x = new Float64Array( len );
-	v = new Float64Array( len );
-	for ( i = 0; i < len; i++ ) {
-		x[ i ] = uniform( -100.0, 0.0 );
-		v[ i ] = discreteUniform( 1, 100 );
-	}
+	opts = {
+		'dtype': 'float64'
+	};
+	x = uniform( 100, -100.0, 0.0, opts );
+	v = discreteUniform( 100, 1, 100, opts );
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		y = cdf( x[ i % len ], v[ i % len ] );
+		y = cdf( x[ i % x.length ], v[ i % v.length ] );
 		if ( isnan( y ) ) {
 			b.fail( 'should not return NaN' );
 		}
@@ -61,26 +59,23 @@ bench( pkg, function benchmark( b ) {
 	b.end();
 });
 
-bench( pkg+':factory', function benchmark( b ) {
+bench( format( '%s::factory', pkg ), function benchmark( b ) {
 	var mycdf;
-	var len;
 	var v;
 	var x;
 	var y;
 	var i;
 
-	len = 100;
-	x = new Float64Array( len );
-	for ( i = 0; i < len; i++ ) {
-		x[ i ] = uniform( -50.0, 50.0 );
-	}
+	x = uniform( 100, -50.0, 50.0, {
+		'dtype': 'float64'
+	});
 
 	v = 3.0;
 	mycdf = cdf.factory( v );
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		y = mycdf( x[ i % len ] );
+		y = mycdf( x[ i % x.length ] );
 		if ( isnan( y ) ) {
 			b.fail( 'should not return NaN' );
 		}