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 beginning of line (BOL or ^) matching</a>' 26 ); 27 28 var s = "abc123def456xyzabc789abc999"; 29 shouldBeNull('s.match(/^notHere/)'); 30 shouldBe('s.match(/^abc/)', '["abc"]'); 31 shouldBe('s.match(/(^|X)abc/)', '["abc",""]'); 32 shouldBe('s.match(/^longer|123/)', '["123"]'); 33 shouldBe('s.match(/(^abc|c)123/)', '["abc123","abc"]'); 34 shouldBe('s.match(/(c|^abc)123/)', '["abc123","abc"]'); 35 shouldBe('s.match(/(^ab|abc)123/)', '["abc123","abc"]'); 36 shouldBe('s.match(/(bc|^abc)([0-9]*)a/)', '["bc789a","bc","789"]'); 37 shouldBeNull('/(?:(Y)X)|(X)/.exec("abc")'); 38 shouldBeNull('/(?:(?:^|Y)X)|(X)/.exec("abc")'); 39 shouldBeNull('/(?:(?:^|Y)X)|(X)/.exec("abcd")'); 40 shouldBe('/(?:(?:^|Y)X)|(X)/.exec("Xabcd")', '["X",undefined]'); 41 shouldBe('/(?:(?:^|Y)X)|(X)/.exec("aXbcd")', '["X","X"]'); 42 shouldBe('/(?:(?:^|Y)X)|(X)/.exec("abXcd")', '["X","X"]'); 43 shouldBe('/(?:(?:^|Y)X)|(X)/.exec("abcXd")', '["X","X"]'); 44 shouldBe('/(?:(?:^|Y)X)|(X)/.exec("abcdX")', '["X","X"]'); 45 shouldBe('/(?:(?:^|Y)X)|(X)/.exec("YXabcd")', '["YX",undefined]'); 46 shouldBe('/(?:(?:^|Y)X)|(X)/.exec("aYXbcd")', '["YX",undefined]'); 47 shouldBe('/(?:(?:^|Y)X)|(X)/.exec("abYXcd")', '["YX",undefined]'); 48 shouldBe('/(?:(?:^|Y)X)|(X)/.exec("abcYXd")', '["YX",undefined]'); 49 shouldBe('/(?:(?:^|Y)X)|(X)/.exec("abcdYX")', '["YX",undefined]'); 50