| // Copyright 2013 the V8 project authors. All rights reserved. |
| // Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved. |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions |
| // are met: |
| // 1. Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // 2. Redistributions in binary form must reproduce the above copyright |
| // notice, this list of conditions and the following disclaimer in the |
| // documentation and/or other materials provided with the distribution. |
| // |
| // THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY |
| // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| // DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY |
| // DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| // (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| // LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON |
| // ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| description( |
| 'Test for regression against <a href="https://bugs.webkit.org/show_bug.cgi?id=39289">Wrong result in case of non-iterative matching of subpatterns in non-greedy cases in YARR Interpreter</a>' |
| ); |
| |
| shouldBe('"a".match(/(a)??/)', '["", undefined]'); |
| shouldBe('"b".match(/(a)??/)', '["", undefined]'); |
| shouldBe('"ab".match(/(a)??b/)', '["ab", "a"]'); |
| shouldBe('"aaab".match(/(a+)??b/)', '["aaab", "aaa"]'); |
| shouldBe('"abbc".match(/(a)??(b+)??c/)', '["abbc", "a", "bb"]'); |
| shouldBe('"ac".match(/(a)??(b)??c/)', '["ac", "a", undefined]'); |
| shouldBe('"abc".match(/(a(b)??)??c/)', '["abc", "ab", "b"]'); |
| shouldBe('"ac".match(/(a(b)??)??c/)', '["ac", "a", undefined]'); |
