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 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 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);

 }