| // Copyright (c) 2014, the Dart project authors. All rights reserved. |
| // 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. |
| |
| import 'v8_regexp_utils.dart'; |
| import 'package:expect/expect.dart'; |
| |
| void main() { |
| description( |
| "This page tests the regex examples from the ECMA-262 specification."); |
| |
| var regex01 = new RegExp(r"a|ab"); |
| shouldBe(regex01.firstMatch("abc"), ["a"]); |
| |
| var regex02 = new RegExp(r"((a)|(ab))((c)|(bc))"); |
| shouldBe( |
| regex02.firstMatch("abc"), ["abc", "a", "a", null, "bc", null, "bc"]); |
| |
| var regex03 = new RegExp(r"a[a-z]{2,4}"); |
| shouldBe(regex03.firstMatch("abcdefghi"), ["abcde"]); |
| |
| var regex04 = new RegExp(r"a[a-z]{2,4}?"); |
| shouldBe(regex04.firstMatch("abcdefghi"), ["abc"]); |
| |
| var regex05 = new RegExp(r"(aa|aabaac|ba|b|c)*"); |
| shouldBe(regex05.firstMatch("aabaac"), ["aaba", "ba"]); |
| |
| var regex06 = new RegExp(r"^(a+)\1*,\1+$"); |
| Expect.equals( |
| "aaaaaaaaaa,aaaaaaaaaaaaaaa".replaceAllMapped(regex06, (m) => m.group(1)!), |
| "aaaaa"); |
| |
| var regex07 = new RegExp(r"(z)((a+)?(b+)?(c))*"); |
| shouldBe(regex07.firstMatch("zaacbbbcac"), |
| ["zaacbbbcac", "z", "ac", "a", null, "c"]); |
| |
| var regex08 = new RegExp(r"(a*)*"); |
| shouldBe(regex08.firstMatch("b"), ["", null]); |
| |
| var regex09 = new RegExp(r"(a*)b\1+"); |
| shouldBe(regex09.firstMatch("baaaac"), ["b", ""]); |
| |
| var regex10 = new RegExp(r"(?=(a+))"); |
| shouldBe(regex10.firstMatch("baaabac"), ["", "aaa"]); |
| |
| var regex11 = new RegExp(r"(?=(a+))a*b\1"); |
| shouldBe(regex11.firstMatch("baaabac"), ["aba", "a"]); |
| |
| var regex12 = new RegExp(r"(.*?)a(?!(a+)b\2c)\2(.*)"); |
| shouldBe(regex12.firstMatch("baaabaac"), ["baaabaac", "ba", null, "abaac"]); |
| } |