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-rw-r--r--js/src/tests/non262/RegExp/regress-119909.js55
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
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+++ b/js/src/tests/non262/RegExp/regress-119909.js
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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()
+{
+ 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);
+}