Initial add. Regression test for bug 223273.

js/tests/ecma_3/RegExp/regress-223273.js

@@ -0,0 +1,172 @@
+/* ***** BEGIN LICENSE BLOCK *****
+* Version: NPL 1.1/GPL 2.0/LGPL 2.1
+*
+* The contents of this file are subject to the Netscape 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/NPL/
+*
+* 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 Netscape Communications Corp.
+* Portions created by the Initial Developer are Copyright (C) 2003
+* the Initial Developer. All Rights Reserved.
+*
+* Contributor(s): pschwartau@netscape.com
+*
+* 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 NPL, 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 NPL, the GPL or the LGPL.
+*
+* ***** END LICENSE BLOCK *****
+*
+*
+* Date:    23 October 2003
+* SUMMARY: An unescaped, unbalanced parens in regexp should cause SyntaxError
+* See http://bugzilla.mozilla.org/show_bug.cgi?id=223273
+*
+*/
+//-----------------------------------------------------------------------------
+var UBound = 0;
+var bug = 223273;
+var summary = 'Unescaped, unbalanced parens in regexp should be a SyntaxError';
+var TEST_PASSED = 'SyntaxError';
+var TEST_FAILED = 'Generated an error, but NOT a SyntaxError!';
+var TEST_FAILED_BADLY = 'Did not generate ANY error!!!';
+var CHECK_PASSED = 'Should not generate an error';
+var CHECK_FAILED = 'Generated an error!';
+var status = '';
+var statusitems = [];
+var actual = '';
+var actualvalues = [];
+var expect= '';
+var expectedvalues = [];
+
+
+/*
+ * All the following contain unescaped, unbalanced parens and
+ * should generate SyntaxErrors. That's what we're testing for.
+ *
+ * To allow the test to compile and run, we have to hide the errors
+ * inside eval strings, and check they are caught at run-time -
+ */
+status = inSection(1);
+testThis(' /(/ ');
+
+status = inSection(2);
+testThis(' /)/ ');
+
+status = inSection(3);
+testThis(' /(abc\)def(g/ ');
+
+status = inSection(4);
+testThis(' /\(abc)def)g/ ');
+
+
+/*
+ * These regexp patterns are correct and should not generate
+ * any errors. Note we use checkThis() instead of testThis().
+ */
+status = inSection(5);
+checkThis(' /\(/ ');
+
+status = inSection(6);
+checkThis(' /\)/ ');
+
+status = inSection(7);
+checkThis(' /(abc)def\(g/ ');
+
+status = inSection(8);
+checkThis(' /(abc\)def)g/ ');
+
+status = inSection(9);
+checkThis(' /(abc(\))def)g/ ');
+
+status = inSection(10);
+checkThis(' /(abc([x\)yz]+)def)g/ ');
+
+
+
+//-----------------------------------------------------------------------------
+test();
+//-----------------------------------------------------------------------------
+
+
+
+/*
+ * Invalid syntax should generate a SyntaxError
+ */
+function testThis(sInvalidSyntax)
+{
+  expect = TEST_PASSED;
+  actual = TEST_FAILED_BADLY;
+
+  try
+  {
+    eval(sInvalidSyntax);
+  }
+  catch(e)
+  {
+    if (e instanceof SyntaxError)
+      actual = TEST_PASSED;
+    else
+      actual = TEST_FAILED;
+  }
+
+  statusitems[UBound] = status;
+  expectedvalues[UBound] = expect;
+  actualvalues[UBound] = actual;
+  UBound++;
+}
+
+
+/*
+ * Valid syntax shouldn't generate any errors
+ */
+function checkThis(sValidSyntax)
+{
+  expect = CHECK_PASSED;
+  actual = CHECK_PASSED;
+
+  try
+  {
+    eval(sValidSyntax);
+  }
+  catch(e)
+  {
+    actual = CHECK_FAILED;
+  }
+
+  statusitems[UBound] = status;
+  expectedvalues[UBound] = expect;
+  actualvalues[UBound] = actual;
+  UBound++;
+}
+
+
+function test()
+{
+  enterFunc('test');
+  printBugNumber(bug);
+  printStatus(summary);
+
+  for (var i=0; i<UBound; i++)
+  {
+    reportCompare(expectedvalues[i], actualvalues[i], statusitems[i]);
+  }
+
+  exitFunc ('test');
+}