1 // Copyright 2013 the V8 project authors. All rights reserved. 2 // Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved. 3 // 4 // Redistribution and use in source and binary forms, with or without 5 // modification, are permitted provided that the following conditions 6 // are met: 7 // 1. Redistributions of source code must retain the above copyright 8 // notice, this list of conditions and the following disclaimer. 9 // 2. Redistributions in binary form must reproduce the above copyright 10 // notice, this list of conditions and the following disclaimer in the 11 // documentation and/or other materials provided with the distribution. 12 // 13 // THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY 14 // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 15 // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 16 // DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY 17 // DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 18 // (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 19 // LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON 20 // ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 21 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 22 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 23 24 description( 25 '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>' 26 ); 27 28 shouldBe('"a".match(/(a)??/)', '["", undefined]'); 29 shouldBe('"b".match(/(a)??/)', '["", undefined]'); 30 shouldBe('"ab".match(/(a)??b/)', '["ab", "a"]'); 31 shouldBe('"aaab".match(/(a+)??b/)', '["aaab", "aaa"]'); 32 shouldBe('"abbc".match(/(a)??(b+)??c/)', '["abbc", "a", "bb"]'); 33 shouldBe('"ac".match(/(a)??(b)??c/)', '["ac", "a", undefined]'); 34 shouldBe('"abc".match(/(a(b)??)??c/)', '["abc", "ab", "b"]'); 35 shouldBe('"ac".match(/(a(b)??)??c/)', '["ac", "a", undefined]'); 36
