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1 // Copyright (c) 2014, the Dart project authors. All rights reserved. | |
2 // Copyright 2013 the V8 project authors. All rights reserved. | |
3 // Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved. | |
4 // | |
5 // Redistribution and use in source and binary forms, with or without | |
6 // modification, are permitted provided that the following conditions | |
7 // are met: | |
8 // 1. Redistributions of source code must retain the above copyright | |
9 // notice, this list of conditions and the following disclaimer. | |
10 // 2. Redistributions in binary form must reproduce the above copyright | |
11 // notice, this list of conditions and the following disclaimer in the | |
12 // documentation and/or other materials provided with the distribution. | |
13 // | |
14 // THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND AN
Y | |
15 // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | |
16 // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
17 // DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR AN
Y | |
18 // DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
19 // (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
20 // LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND O
N | |
21 // ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
22 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
23 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
24 | |
25 import 'v8_regexp_utils.dart'; | |
26 import 'package:expect/expect.dart'; | |
27 | |
28 void main() { | |
29 description( | |
30 'Test regular expression processing with alternatives.' | |
31 ); | |
32 | |
33 var s1 = "<p>content</p>"; | |
34 shouldBe(firstMatch(s1, new RegExp(r"<((\\/([^>]+)>)|(([^>]+)>))")), ["<p>","p
>",null,null,"p>","p"]); | |
35 shouldBe(firstMatch(s1, new RegExp(r"<((ABC>)|(\\/([^>]+)>)|(([^>]+)>))")), ["
<p>","p>",null,null,null,"p>","p"]); | |
36 shouldBe(firstMatch(s1, new RegExp(r"<(a|\\/p|.+?)>")), ["<p>","p"]); | |
37 | |
38 // Force YARR to use Interpreter by using iterative parentheses | |
39 shouldBe(firstMatch(s1, new RegExp(r"<((\\/([^>]+)>)|((([^>])+)>))")), ["<p>",
"p>",null,null,"p>","p","p"]); | |
40 shouldBe(firstMatch(s1, new RegExp(r"<((ABC>)|(\\/([^>]+)>)|((([^>])+)>))")),
["<p>","p>",null,null,null,"p>","p","p"]); | |
41 shouldBe(firstMatch(s1, new RegExp(r"<(a|\\/p|(.)+?)>")), ["<p>","p","p"]); | |
42 | |
43 // Force YARR to use Interpreter by using backreference | |
44 var s2 = "<p>p</p>"; | |
45 shouldBe(firstMatch(s2, new RegExp(r"<((\\/([^>]+)>)|(([^>]+)>))\5")), ["<p>p"
,"p>",null,null,"p>","p"]); | |
46 shouldBe(firstMatch(s2, new RegExp(r"<((ABC>)|(\\/([^>]+)>)|(([^>]+)>))\6")),
["<p>p","p>",null,null,null,"p>","p"]); | |
47 shouldBe(firstMatch(s2, new RegExp(r"<(a|\\/p|.+?)>\1")), ["<p>p","p"]); | |
48 } | |
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