mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
91 lines
2.8 KiB
JavaScript
91 lines
2.8 KiB
JavaScript
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* ***** 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 testing utilities.
|
|
*
|
|
* The Initial Developer of the Original Code is
|
|
* Mozilla Foundation.
|
|
* Portions created by the Initial Developer are Copyright (C) 2005
|
|
* the Initial Developer. All Rights Reserved.
|
|
*
|
|
* Contributor(s): Phil Schwartau <pschwartau@meer.net>
|
|
* Bob Clary <bob@bclary.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
|
|
* of those above. If you wish to allow use of your version of this file only
|
|
* under the terms of either the GPL or the LGPL, and not to allow others to
|
|
* use your version of this file under the terms of the MPL, indicate your
|
|
* decision by deleting the provisions above and replace them with the notice
|
|
* and other provisions required by the GPL or the LGPL. If you do not delete
|
|
* the provisions above, a recipient may use your version of this file under
|
|
* the terms of any one of the MPL, the GPL or the LGPL.
|
|
*
|
|
* ***** END LICENSE BLOCK ***** */
|
|
|
|
var gTestfile = 'regress-157334-01.js';
|
|
//-----------------------------------------------------------------------------
|
|
var BUGNUMBER = 157334;
|
|
var summary = 'String concat should not be O(N**2)';
|
|
var actual = '';
|
|
var expect = '';
|
|
|
|
printBugNumber(BUGNUMBER);
|
|
printStatus (summary);
|
|
|
|
var data = {X:[], Y:[]};
|
|
for (var size = 1000; size < 10000; size += 1000)
|
|
{
|
|
data.X.push(size);
|
|
data.Y.push(concat(size));
|
|
gc();
|
|
}
|
|
|
|
var order = BigO(data);
|
|
|
|
var msg = '';
|
|
for (var p = 0; p < data.X.length; p++)
|
|
{
|
|
msg += '(' + data.X[p] + ', ' + data.Y[p] + '); ';
|
|
}
|
|
printStatus(msg);
|
|
printStatus('Order: ' + order);
|
|
reportCompare(true, order < 2, 'BigO ' + order + ' < 2');
|
|
|
|
function concat(size)
|
|
{
|
|
var c='qwertyuiop';
|
|
var x='';
|
|
var y='';
|
|
var loop;
|
|
|
|
for (loop = 0; loop < size; loop++)
|
|
{
|
|
x += c;
|
|
}
|
|
|
|
y = x + 'y';
|
|
x = x + 'x';
|
|
|
|
var start = new Date();
|
|
for (loop = 0; loop < 1000; loop++)
|
|
{
|
|
var z = x + y + loop.toString();
|
|
}
|
|
var stop = new Date();
|
|
return stop - start;
|
|
}
|