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/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/*
*
* Date: 14 Jan 2002
* SUMMARY: Shouldn't crash on regexps with many nested parentheses
* See http://bugzilla.mozilla.org/show_bug.cgi?id=119909
*
*/
//-----------------------------------------------------------------------------
var BUGNUMBER = 119909;
var summary = "Shouldn't crash on regexps with many nested parentheses";
var NO_BACKREFS = false;
var DO_BACKREFS = true;
//--------------------------------------------------
test();
//--------------------------------------------------
function test()
{
enterFunc('test');
printBugNumber(BUGNUMBER);
printStatus(summary);
testThis(500, NO_BACKREFS, 'hello', 'goodbye');
testThis(500, DO_BACKREFS, 'hello', 'goodbye');
reportCompare('No Crash', 'No Crash', '');
exitFunc('test');
}
/*
* Creates a regexp pattern like (((((((((hello)))))))))
* and tests str.search(), str.match(), str.replace()
*/
function testThis(numParens, doBackRefs, strOriginal, strReplace)
{
var openParen = doBackRefs? '(' : '(?:';
var closeParen = ')';
var pattern = '';
for (var i=0; i<numParens; i++) {pattern += openParen;}
pattern += strOriginal;
for (i=0; i<numParens; i++) {pattern += closeParen;}
var re = new RegExp(pattern);
var res = strOriginal.search(re);
res = strOriginal.match(re);
res = strOriginal.replace(re, strReplace);
}
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