bench(stats/base/dists/weibull): refactor random number generation in JS benchmarks

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---

Author: G4URAV001

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

@@ -22,7 +22,7 @@
 
 var bench = require( '@stdlib/bench' );
 var Float64Array = require( '@stdlib/array/float64' );
-var randu = require( '@stdlib/random/base/randu' );
+var uniform = require( '@stdlib/random/base/uniform' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var EPS = require( '@stdlib/constants/float64/eps' );
 var pkg = require( './../package.json' ).name;
@@ -44,9 +44,9 @@ bench( pkg, function benchmark( b ) {
 	lambda = new Float64Array( len );
 	k = new Float64Array( len );
 	for ( i = 0; i < len; i++ ) {
-		x[ i ] = ( randu()*100.0 ) + EPS;
-		lambda[ i ] = ( randu()*100.0 ) + EPS;
-		k[ i ] = ( randu()*100.0 ) + EPS;
+		x[ i ] = uniform( EPS, 100.0 );
+		lambda[ i ] = uniform( EPS, 100.0 );
+		k[ i ] = uniform( EPS, 100.0 );
 	}
 
 	b.tic();
@@ -67,6 +67,7 @@ bench( pkg, function benchmark( b ) {
 bench( pkg+':factory', function benchmark( b ) {
 	var lambda;
 	var mycdf;
+	var len;
 	var k;
 	var x;
 	var y;
@@ -75,11 +76,15 @@ bench( pkg+':factory', function benchmark( b ) {
 	lambda = 3.14;
 	k = 2.25;
 	mycdf = cdf.factory( k, lambda );
+	len = 100;
+	x = new Float64Array( len );
+	for ( i = 0; i < len; i++ ) {
+		x[ i ] = uniform( EPS, 100.0 );
+	}
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		x = ( randu()*100.0 ) + EPS;
-		y = mycdf( x );
+		y = mycdf( x[ i % len ] );
 		if ( isnan( y ) ) {
 			b.fail( 'should not return NaN' );
 		}

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

@@ -24,7 +24,7 @@ var resolve = require( 'path' ).resolve;
 var bench = require( '@stdlib/bench' );
 var Float64Array = require( '@stdlib/array/float64' );
 var EPS = require( '@stdlib/constants/float64/eps' );
-var randu = require( '@stdlib/random/base/randu' );
+var uniform = require( '@stdlib/random/base/uniform' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var tryRequire = require( '@stdlib/utils/try-require' );
 var pkg = require( './../package.json' ).name;
@@ -53,9 +53,9 @@ bench( pkg+'::native', opts, function benchmark( b ) {
 	lambda = new Float64Array( len );
 	k = new Float64Array( len );
 	for ( i = 0; i < len; i++ ) {
-		x[ i ] = ( randu()*100.0 ) + EPS;
-		lambda[ i ] = ( randu()*100.0 ) + EPS;
-		k[ i ] = ( randu()*100.0 ) + EPS;
+		x[ i ] = uniform( EPS, 100.0 );
+		lambda[ i ] = uniform( EPS, 100.0 );
+		k[ i ] = uniform( EPS, 100.0 );
 	}
 
 	b.tic();