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+/* ***** 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): scole@planetweb.com, 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: 21 January 2003
+* SUMMARY: Invalid use of regexp quantifiers should generate SyntaxErrors
+*
+* See http://bugzilla.mozilla.org/show_bug.cgi?id=188206
+* and http://bugzilla.mozilla.org/show_bug.cgi?id=85721#c48 etc.
+* and http://bugzilla.mozilla.org/show_bug.cgi?id=190685
+* and http://bugzilla.mozilla.org/show_bug.cgi?id=197451
+*/
+//-----------------------------------------------------------------------------
+var UBound = 0;
+var bug = 188206;
+var summary = 'Invalid use of regexp quantifiers should generate SyntaxErrors';
+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 are invalid uses of regexp quantifiers 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(' /a**/ ');
+
+status = inSection(2);
+testThis(' /a***/ ');
+
+status = inSection(3);
+testThis(' /a++/ ');
+
+status = inSection(4);
+testThis(' /a+++/ ');
+
+/*
+ * The ? quantifier, unlike * or +, may appear twice in succession.
+ * Thus we need at least three in a row to provoke a SyntaxError -
+ */
+
+status = inSection(5);
+testThis(' /a???/ ');
+
+status = inSection(6);
+testThis(' /a????/ ');
+
+
+/*
+ * Now do some weird things on the left side of the regexps -
+ */
+status = inSection(7);
+testThis(' /*a/ ');
+
+status = inSection(8);
+testThis(' /**a/ ');
+
+status = inSection(9);
+testThis(' /+a/ ');
+
+status = inSection(10);
+testThis(' /++a/ ');
+
+status = inSection(11);
+testThis(' /?a/ ');
+
+status = inSection(12);
+testThis(' /??a/ ');
+
+
+/*
+ * Misusing the {DecmalDigits} quantifier - according to ECMA,
+ * but not according to Perl.
+ *
+ * ECMA-262 Edition 3 prohibits the use of unescaped braces in
+ * regexp patterns, unless they form part of a quantifier.
+ *
+ * Hovever, Perl does not prohibit this. If not used as part
+ * of a quantifer, Perl treats braces literally.
+ *
+ * We decided to follow Perl on this for backward compatibility.
+ * See http://bugzilla.mozilla.org/show_bug.cgi?id=190685.
+ *
+ * Therefore NONE of the following ECMA violations should generate
+ * a SyntaxError. Note we use checkThis() instead of testThis().
+ */
+status = inSection(13);
+checkThis(' /a*{/ ');
+
+status = inSection(14);
+checkThis(' /a{}/ ');
+
+status = inSection(15);
+checkThis(' /{a/ ');
+
+status = inSection(16);
+checkThis(' /}a/ ');
+
+status = inSection(17);
+checkThis(' /x{abc}/ ');
+
+status = inSection(18);
+checkThis(' /{{0}/ ');
+
+status = inSection(19);
+checkThis(' /{{1}/ ');
+
+status = inSection(20);
+checkThis(' /x{{0}/ ');
+
+status = inSection(21);
+checkThis(' /x{{1}/ ');
+
+status = inSection(22);
+checkThis(' /x{{0}}/ ');
+
+status = inSection(23);
+checkThis(' /x{{1}}/ ');
+
+status = inSection(24);
+checkThis(' /x{{0}}/ ');
+
+status = inSection(25);
+checkThis(' /x{{1}}/ ');
+
+status = inSection(26);
+checkThis(' /x{{0}}/ ');
+
+status = inSection(27);
+checkThis(' /x{{1}}/ ');
+
+
+/*
+ * Misusing the {DecmalDigits} quantifier - according to BOTH ECMA and Perl.
+ *
+ * Just as with the * and + quantifiers above, can't have two {DecmalDigits}
+ * quantifiers in succession - it's a SyntaxError.
+ */
+status = inSection(28);
+testThis(' /x{1}{1}/ ');
+
+status = inSection(29);
+testThis(' /x{1,}{1}/ ');
+
+status = inSection(30);
+testThis(' /x{1,2}{1}/ ');
+
+status = inSection(31);
+testThis(' /x{1}{1,}/ ');
+
+status = inSection(32);
+testThis(' /x{1,}{1,}/ ');
+
+status = inSection(33);
+testThis(' /x{1,2}{1,}/ ');
+
+status = inSection(34);
+testThis(' /x{1}{1,2}/ ');
+
+status = inSection(35);
+testThis(' /x{1,}{1,2}/ ');
+
+status = inSection(36);
+testThis(' /x{1,2}{1,2}/ ');
+
+
+
+//-----------------------------------------------------------------------------
+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++;
+}
+
+
+/*
+ * Allowed syntax shouldn't generate any errors
+ */
+function checkThis(sAllowedSyntax)
+{
+ expect = CHECK_PASSED;
+ actual = CHECK_PASSED;
+
+ try
+ {
+ eval(sAllowedSyntax);
+ }
+ 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');
+}