From 54cb2f5492417856fb16d4fb2ca8d5c8e80a38bf Mon Sep 17 00:00:00 2001 From: "bclary%bclary.com" Date: Thu, 8 Feb 2007 23:14:02 +0000 Subject: [PATCH] JavaScript Test - regression test for bug 335700, by Charles Verdon, Brendan Eich git-svn-id: svn://10.0.0.236/trunk@219787 18797224-902f-48f8-a5cc-f745e15eee43 --- .../tests/js1_5/extensions/regress-335700.js | 125 ++++++++++++++++++ 1 file changed, 125 insertions(+) create mode 100755 mozilla/js/tests/js1_5/extensions/regress-335700.js diff --git a/mozilla/js/tests/js1_5/extensions/regress-335700.js b/mozilla/js/tests/js1_5/extensions/regress-335700.js new file mode 100755 index 00000000000..9fffb8977f2 --- /dev/null +++ b/mozilla/js/tests/js1_5/extensions/regress-335700.js @@ -0,0 +1,125 @@ +/* -*- 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) 2006 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): Charles Verdon + * Brendan Eich + * + * 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 bug = 335700; +var summary = 'Object Construction with getter closures should be O(N)'; +var actual = ''; +var expect = ''; + +printBugNumber (bug); +printStatus (summary); + +test('Object', Object); +test('ObjectWithFunction', ObjectWithFunction); +test('ObjectWithGetter', ObjectWithGetter); + +function test(desc, ctor) +{ + var start = 00000; + var stop = 40000; + var incr = (stop - start)/10; + + desc = summary + ': ' + desc; + + var data = {X:[], Y:[]}; + for (var i = start; i <= stop; i += incr) + { + data.X.push(i); + data.Y.push(runStart(ctor, i)); + gc(); + } + + var order = BigO(data); + + var msg = ''; + for (var p = 0; p < data.X.length; p++) + { + msg += '(' + data.X[p] + ', ' + data.Y[p] + '); '; + } + + print(msg); + + reportCompare(true, order < 2, desc + ': BigO ' + order + ' < 2'); + +} + +function ObjectWithFunction() +{ + var m_var = null; + this.init = function(p_var) { + m_var = p_var; + } + this.getVar = function() + { + return m_var; + } + this.setVar = function(v) + { + m_var = v; + } +} +function ObjectWithGetter() +{ + var m_var = null; + this.init = function(p_var) { + m_var = p_var; + } + this.Var getter = function() { + return m_var; + } + this.Var setter = function(v) { + m_var = v; + } +} + +function runStart(ctor, limit) +{ + var arr = []; + var start = Date.now(); + + for (var i=0; i < limit; i++) { + var obj = new ctor(); + obj.Var = 42; + arr.push(obj); + } + + var end = Date.now(); + var diff = end - start; + + return diff; +}