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| 1 // Copyright (c) 2014, the Dart project authors. All rights reserved. | |
| 2 // Copyright 2009 the V8 project authors. All rights reserved. | |
| 3 // Redistribution and use in source and binary forms, with or without | |
| 4 // modification, are permitted provided that the following conditions are | |
| 5 // met: | |
| 6 // | |
| 7 // * Redistributions of source code must retain the above copyright | |
| 8 // notice, this list of conditions and the following disclaimer. | |
| 9 // * Redistributions in binary form must reproduce the above | |
| 10 // copyright notice, this list of conditions and the following | |
| 11 // disclaimer in the documentation and/or other materials provided | |
| 12 // with the distribution. | |
| 13 // * Neither the name of Google Inc. nor the names of its | |
| 14 // contributors may be used to endorse or promote products derived | |
| 15 // from this software without specific prior written permission. | |
| 16 // | |
| 17 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 18 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 19 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 20 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 21 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 22 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 23 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 24 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 25 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 26 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 27 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 28 | |
| 29 import 'v8_regexp_utils.dart'; | |
| 30 import 'package:expect/expect.dart'; | |
| 31 | |
| 32 void main() { | |
| 33 // Tests from http://blog.stevenlevithan.com/archives/npcg-javascript | |
| 34 | |
| 35 assertEquals(true, new RegExp(r"(x)?\1y").hasMatch("y")); | |
| 36 shouldBe(new RegExp(r"(x)?\1y").firstMatch("y"), ["y", null]); | |
| 37 shouldBe(new RegExp(r"(x)?y").firstMatch("y"), ["y", null]); | |
| 38 shouldBe(firstMatch("y", new RegExp(r"(x)?\1y")), ["y", null]); | |
| 39 shouldBe(firstMatch("y", new RegExp(r"(x)?y")), ["y", null]); | |
| 40 shouldBe(firstMatch("y", new RegExp(r"(x)?\1y")), ["y", null]); | |
| 41 Expect.listEquals(["", ""], "y".split(new RegExp(r"(x)?\1y"))); | |
| 42 Expect.listEquals(["", ""], "y".split(new RegExp(r"(x)?y"))); | |
| 43 assertEquals(0, "y".indexOf(new RegExp(r"(x)?\1y"))); | |
| 44 assertEquals("z", "y".replaceAll(new RegExp(r"(x)?\1y"), "z")); | |
| 45 | |
| 46 // See https://bugzilla.mozilla.org/show_bug.cgi?id=476146 | |
| 47 shouldBe(new RegExp(r"^(b+|a){1,2}?bc").firstMatch("bbc"), ["bbc", "b"]); | |
| 48 shouldBe( | |
| 49 new RegExp(r"((\3|b)\2(a)){2,}").firstMatch("bbaababbabaaaaabbaaaabba"), | |
| 50 ["bbaa", "a", "", "a"]); | |
| 51 | |
| 52 // From crbug.com/128821 - don't hang: | |
| 53 firstMatch( | |
| 54 "", | |
| 55 new RegExp( | |
| 56 r"((a|i|A|I|u|o|U|O)(s|c|b|c|d|f|g|h|j|k|l|m|n|p|q|r|s|t|v|w|x|y|z|B|C
|D|F|G|H|J|K|L|M|N|P|Q|R|S|T|V|W|X|Y|Z)*) de\/da([.,!?\s]|$)")); | |
| 57 } | |
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Chromium Code Reviews
Issue 2985233002:
Migrated test block 19 to Dart 2.0. (Closed)
