diff options
Diffstat (limited to 'js/src/tests/non262/RegExp/regress-119909.js')
-rw-r--r-- | js/src/tests/non262/RegExp/regress-119909.js | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/js/src/tests/non262/RegExp/regress-119909.js b/js/src/tests/non262/RegExp/regress-119909.js new file mode 100644 index 0000000000..21a8e7750d --- /dev/null +++ b/js/src/tests/non262/RegExp/regress-119909.js @@ -0,0 +1,55 @@ +/* -*- 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() +{ + printBugNumber(BUGNUMBER); + printStatus(summary); + + testThis(500, NO_BACKREFS, 'hello', 'goodbye'); + testThis(500, DO_BACKREFS, 'hello', 'goodbye'); + + reportCompare('No Crash', 'No Crash', ''); +} + + +/* + * 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); +} |