/* -*- 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: 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 BUGNUMBER = 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(9); testThis(' /+a/ '); status = inSection(10); testThis(' /++a/ '); status = inSection(11); testThis(' /?a/ '); status = inSection(12); testThis(' /??a/ '); /* * 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() { printBugNumber(BUGNUMBER); printStatus(summary); for (var i=0; i<UBound; i++) { reportCompare(expectedvalues[i], actualvalues[i], statusitems[i]); } }