gecko-dev/js/tests/js1_5/Regress/regress-96128-n.js

86 lines
3.1 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 mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* jband@netscape.com, pschwartau@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
* 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 ***** */
/*
* Date: 29 Aug 2001
*
* SUMMARY: Negative test that JS infinite recursion protection works.
* We expect the code here to fail (i.e. exit code 3), but NOT crash.
*
* See http://bugzilla.mozilla.org/show_bug.cgi?id=96128
*/
//-----------------------------------------------------------------------------
var gTestfile = 'regress-96128-n.js';
var BUGNUMBER = 96128;
var summary = 'Testing that JS infinite recursion protection works';
function objRecurse()
{
/*
* jband:
*
* Causes a stack overflow crash in debug builds of both the browser
* and the shell. In the release builds this is safely caught by the
* "too much recursion" mechanism. If I remove the 'new' from the code below
* this is safely caught in both debug and release builds. The 'new' causes a
* lookup for the Constructor name and seems to (at least) double the number
* of items on the C stack for the given interpLevel depth.
*/
return new objRecurse();
}
//-----------------------------------------------------------------------------
test();
//-----------------------------------------------------------------------------
function test()
{
enterFunc ('test');
printBugNumber(BUGNUMBER);
printStatus (summary);
// we expect this to fail (exit code 3), but NOT crash. -
var obj = new objRecurse();
exitFunc ('test');
}