1 files changed, 101 insertions, 0 deletions
diff --git a/tests/auto/qml/parserstress/tests/ecma_3/RegExp/regress-311414.js b/tests/auto/qml/parserstress/tests/ecma_3/RegExp/regress-311414.js
new file mode 100755
index 0000000000..a24a07bb2b
--- /dev/null
+++ b/tests/auto/qml/parserstress/tests/ecma_3/RegExp/regress-311414.js
@@ -0,0 +1,101 @@
+/* -*- 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 JavaScript Engine testing utilities.
+ *
+ * The Initial Developer of the Original Code is
+ * Mozilla Foundation.
+ * Portions created by the Initial Developer are Copyright (C) 2005
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s): timeless
+ *
+ * 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 ***** */
+
+var gTestfile = 'regress-311414.js';
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 311414;
+var summary = 'RegExp captured tail match should be O(N)';
+var actual = '';
+var expect = '';
+
+printBugNumber(BUGNUMBER);
+printStatus (summary);
+ 
+function q1(n) {
+  var c = [];
+  c[n] = 1;
+  c = c.join(" ");
+  var d = Date.now();
+  var e = c.match(/(.*)foo$/);
+  var f = Date.now();
+  return (f - d);
+}
+
+function q2(n) {
+  var c = [];
+  c[n] = 1;
+  c = c.join(" ");
+  var d = Date.now();
+  var e = /foo$/.test(c) && c.match(/(.*)foo$/);
+  var f = Date.now();
+  return (f - d);
+}
+
+var data1 = {X:[], Y:[]};
+var data2 = {X:[], Y:[]};
+
+for (var x = 500; x < 5000; x += 500)
+{
+  var y1 = q1(x);
+  var y2 = q2(x);
+  data1.X.push(x);
+  data1.Y.push(y1);
+  data2.X.push(x);
+  data2.Y.push(y2);
+  gc();
+}
+
+var order1 = BigO(data1);
+var order2 = BigO(data2);
+
+var msg = '';
+for (var p = 0; p < data1.X.length; p++)
+{
+  msg += '(' + data1.X[p] + ', ' + data1.Y[p] + '); ';
+}
+printStatus(msg);
+printStatus('Order: ' + order1);
+reportCompare(true, order1 < 2 , summary + ' BigO ' + order1 + ' < 2');
+
+msg = '';
+for (var p = 0; p < data2.X.length; p++)
+{
+  msg += '(' + data2.X[p] + ', ' + data2.Y[p] + '); ';
+}
+printStatus(msg);
+printStatus('Order: ' + order2);
+reportCompare(true, order2 < 2 , summary + ' BigO ' + order2 + ' < 2');