pjs/js/perf/tests/array/push-001.js

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JavaScript

/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (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.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is JavaScript Engine performance test.
*
* The Initial Developer of the Original Code is Netscape Communications Corp.
* Portions created by the Initial Developer are Copyright (C) 2002
* the Initial Developer. All Rights Reserved.
*
* Contributor(s): Mazie Lobo mazielobo@netscape.com
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
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* ***** END LICENSE BLOCK *****
*
*
* Date: 04 October 2002
* SUMMARY: Testing |push()| method of an Array.
* It adds one or more elements to the end of an array and
* returns the new length of the array. This method changes
* the length of the array.
*/
//-----------------------------------------------------------------------------
var UBOUND=100000;
test();
function test()
{
var u_bound=UBOUND;
var status;
var start;
var end;
var i;
var elt0, elt1, elt2, elt3, elt4, elt5, elt6, elt7;
var elt8, elt9, elt10, elt11, elt12, elt13, elt14;
var arr, arrPush1, arrPush5;
arr = new Array(elt0, elt1, elt2, elt3, elt4, elt5, elt6, elt7, elt8, elt9);
status = "push() - 1 element";
start = new Date();
for(i=0; i<u_bound; i++)
{
arrPush1=arr.push(elt10);
}
end = new Date();
reportTime(status, start, end);
// Free memory.
gc();
arr = new Array(elt0, elt1, elt2, elt3, elt4, elt5, elt6, elt7, elt8, elt9);
status = "push() - 5 elements";
start = new Date();
for(i=0; i<u_bound; i++)
{
arrPush5=arr.push(elt10, elt11, elt12, elt13, elt14);
}
end = new Date();
reportTime(status, start, end);
}