JavaScript Test - regression test for bug 394673, by Igor Bukanov, not part of the build

js/tests/js1_5/Expressions/regress-394673.js

@@ -0,0 +1,82 @@
+/* -*- 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) 2007
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s): Igor Bukanov
+ *
+ * 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-394673.js';
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 394673;
+var summary = 'Parsing long chains of "&&" or "||"';
+var actual = 'No Error';
+var expect = 'No Error';
+
+printBugNumber(BUGNUMBER);
+printStatus (summary);
+ 
+var N = 70*1000;
+var counter;
+
+counter = 0;
+var x = build("&&")();
+if (x !== true)
+  throw "Unexpected result: x="+x;
+if (counter != N)
+  throw "Unexpected counter: counter="+counter;
+
+counter = 0;
+var x = build("||")();
+if (x !== true)
+  throw "Unexpected result: x="+x;
+if (counter != 1)
+  throw "Unexpected counter: counter="+counter;
+
+function build(operation)
+{
+  var counter;
+  var a = [];
+  a.push("return f()");
+  for (var i = 1; i != N - 1; ++i)
+    a.push("f()");
+  a.push("f();");
+  return new Function(a.join(operation));
+}
+
+function f()
+{
+  ++counter;
+  return true;
+}
+
+reportCompare(expect, actual, summary);