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1 // Copyright (c) 2014, the Dart project authors. All rights reserved. | 1 // Copyright (c) 2014, the Dart project authors. All rights reserved. |
2 // Copyright 2013 the V8 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. | 3 // Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved. |
4 // | 4 // |
5 // Redistribution and use in source and binary forms, with or without | 5 // Redistribution and use in source and binary forms, with or without |
6 // modification, are permitted provided that the following conditions | 6 // modification, are permitted provided that the following conditions |
7 // are met: | 7 // are met: |
8 // 1. Redistributions of source code must retain the above copyright | 8 // 1. Redistributions of source code must retain the above copyright |
9 // notice, this list of conditions and the following disclaimer. | 9 // notice, this list of conditions and the following disclaimer. |
10 // 2. Redistributions in binary form must reproduce the above copyright | 10 // 2. Redistributions in binary form must reproduce the above copyright |
11 // notice, this list of conditions and the following disclaimer in the | 11 // notice, this list of conditions and the following disclaimer in the |
12 // documentation and/or other materials provided with the distribution. | 12 // documentation and/or other materials provided with the distribution. |
13 // | 13 // |
14 // THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND AN
Y | 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 | 15 // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
16 // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | 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 | 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 | 18 // DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
19 // (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | 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 | 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 | 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 | 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. | 23 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
24 | 24 |
25 import 'v8_regexp_utils.dart'; | 25 import 'v8_regexp_utils.dart'; |
26 import 'package:expect/expect.dart'; | 26 import 'package:expect/expect.dart'; |
27 | 27 |
28 void main() { | 28 void main() { |
29 description( | 29 description( |
30 'Tests that regular expressions do not have extensions that diverge from the J
avaScript specification. ' | 30 'Tests that regular expressions do not have extensions that diverge from t
he JavaScript specification. ' + |
31 + 'Because WebKit originally used a copy of PCRE, various non-JavaScript regul
ar expression features were historically present. ' | 31 'Because WebKit originally used a copy of PCRE, various non-JavaScript
regular expression features were historically present. ' + |
32 + 'Also tests various related edge cases.' | 32 'Also tests various related edge cases.'); |
33 ); | |
34 | 33 |
35 shouldBeNull(new RegExp(r"\\x{41}").firstMatch("yA1")); | 34 shouldBeNull(new RegExp(r"\\x{41}").firstMatch("yA1")); |
36 assertEquals(new RegExp(r"[\x{41}]").firstMatch("yA1").group(0), "1"); | 35 assertEquals(new RegExp(r"[\x{41}]").firstMatch("yA1").group(0), "1"); |
37 assertEquals(new RegExp(r"\x1g").firstMatch("x1g").group(0), "x1g"); | 36 assertEquals(new RegExp(r"\x1g").firstMatch("x1g").group(0), "x1g"); |
38 assertEquals(new RegExp(r"[\x1g]").firstMatch("x").group(0), "x"); | 37 assertEquals(new RegExp(r"[\x1g]").firstMatch("x").group(0), "x"); |
39 assertEquals(new RegExp(r"[\x1g]").firstMatch("1").group(0), "1"); | 38 assertEquals(new RegExp(r"[\x1g]").firstMatch("1").group(0), "1"); |
40 assertEquals(new RegExp(r"\2147483648").firstMatch(new String.fromCharCode(140
) + "7483648").group(0), new String.fromCharCode(140) + "7483648"); | 39 assertEquals( |
41 assertEquals(new RegExp(r"\4294967296").firstMatch("\"94967296").group(0), "\"
94967296"); | 40 new RegExp(r"\2147483648") |
42 assertEquals(new RegExp(r"\8589934592").firstMatch("\8589934592").group(0), "\
8589934592"); | 41 .firstMatch(new String.fromCharCode(140) + "7483648") |
43 assertEquals("\nAbc\n".replaceAllMapped(new RegExp(r"(\n)[^\n]+$"), (m) => m.g
roup(1)), "\nAbc\n"); | 42 .group(0), |
| 43 new String.fromCharCode(140) + "7483648"); |
| 44 assertEquals(new RegExp(r"\4294967296").firstMatch("\"94967296").group(0), |
| 45 "\"94967296"); |
| 46 assertEquals(new RegExp(r"\8589934592").firstMatch("\8589934592").group(0), |
| 47 "\8589934592"); |
| 48 assertEquals( |
| 49 "\nAbc\n".replaceAllMapped(new RegExp(r"(\n)[^\n]+$"), (m) => m.group(1)), |
| 50 "\nAbc\n"); |
44 shouldBeNull(new RegExp(r"x$").firstMatch("x\n")); | 51 shouldBeNull(new RegExp(r"x$").firstMatch("x\n")); |
45 assertThrows(() => new RegExp(r"x++")); | 52 assertThrows(() => new RegExp(r"x++")); |
46 shouldBeNull(new RegExp(r"[]]").firstMatch("]")); | 53 shouldBeNull(new RegExp(r"[]]").firstMatch("]")); |
47 | 54 |
48 assertEquals(new RegExp(r"\060").firstMatch("y01").group(0), "0"); | 55 assertEquals(new RegExp(r"\060").firstMatch("y01").group(0), "0"); |
49 assertEquals(new RegExp(r"[\060]").firstMatch("y01").group(0), "0"); | 56 assertEquals(new RegExp(r"[\060]").firstMatch("y01").group(0), "0"); |
50 assertEquals(new RegExp(r"\606").firstMatch("y06").group(0), "06"); | 57 assertEquals(new RegExp(r"\606").firstMatch("y06").group(0), "06"); |
51 assertEquals(new RegExp(r"[\606]").firstMatch("y06").group(0), "0"); | 58 assertEquals(new RegExp(r"[\606]").firstMatch("y06").group(0), "0"); |
52 assertEquals(new RegExp(r"[\606]").firstMatch("y6").group(0), "6"); | 59 assertEquals(new RegExp(r"[\606]").firstMatch("y6").group(0), "6"); |
53 assertEquals(new RegExp(r"\101").firstMatch("yA1").group(0), "A"); | 60 assertEquals(new RegExp(r"\101").firstMatch("yA1").group(0), "A"); |
54 assertEquals(new RegExp(r"[\101]").firstMatch("yA1").group(0), "A"); | 61 assertEquals(new RegExp(r"[\101]").firstMatch("yA1").group(0), "A"); |
55 assertEquals(new RegExp(r"\1011").firstMatch("yA1").group(0), "A1"); | 62 assertEquals(new RegExp(r"\1011").firstMatch("yA1").group(0), "A1"); |
56 assertEquals(new RegExp(r"[\1011]").firstMatch("yA1").group(0), "A"); | 63 assertEquals(new RegExp(r"[\1011]").firstMatch("yA1").group(0), "A"); |
57 assertEquals(new RegExp(r"[\1011]").firstMatch("y1").group(0), "1"); | 64 assertEquals(new RegExp(r"[\1011]").firstMatch("y1").group(0), "1"); |
58 assertEquals(new RegExp(r"\10q").firstMatch("y" + new String.fromCharCode(8) +
"q").group(0), new String.fromCharCode(8) + "q"); | 65 assertEquals( |
59 assertEquals(new RegExp(r"[\10q]").firstMatch("y" + new String.fromCharCode(8)
+ "q").group(0), new String.fromCharCode(8)); | 66 new RegExp(r"\10q") |
60 assertEquals(new RegExp(r"\1q").firstMatch("y" + new String.fromCharCode(1) +
"q").group(0), new String.fromCharCode(1) + "q"); | 67 .firstMatch("y" + new String.fromCharCode(8) + "q") |
61 assertEquals(new RegExp(r"[\1q]").firstMatch("y" + new String.fromCharCode(1)
+ "q").group(0), new String.fromCharCode(1)); | 68 .group(0), |
| 69 new String.fromCharCode(8) + "q"); |
| 70 assertEquals( |
| 71 new RegExp(r"[\10q]") |
| 72 .firstMatch("y" + new String.fromCharCode(8) + "q") |
| 73 .group(0), |
| 74 new String.fromCharCode(8)); |
| 75 assertEquals( |
| 76 new RegExp(r"\1q") |
| 77 .firstMatch("y" + new String.fromCharCode(1) + "q") |
| 78 .group(0), |
| 79 new String.fromCharCode(1) + "q"); |
| 80 assertEquals( |
| 81 new RegExp(r"[\1q]") |
| 82 .firstMatch("y" + new String.fromCharCode(1) + "q") |
| 83 .group(0), |
| 84 new String.fromCharCode(1)); |
62 assertEquals(new RegExp(r"[\1q]").firstMatch("yq").group(0), "q"); | 85 assertEquals(new RegExp(r"[\1q]").firstMatch("yq").group(0), "q"); |
63 assertEquals(new RegExp(r"\8q").firstMatch("\8q").group(0), "\8q"); | 86 assertEquals(new RegExp(r"\8q").firstMatch("\8q").group(0), "\8q"); |
64 assertEquals(new RegExp(r"[\8q]").firstMatch("y8q").group(0), "8"); | 87 assertEquals(new RegExp(r"[\8q]").firstMatch("y8q").group(0), "8"); |
65 assertEquals(new RegExp(r"[\8q]").firstMatch("yq").group(0), "q"); | 88 assertEquals(new RegExp(r"[\8q]").firstMatch("yq").group(0), "q"); |
66 shouldBe(new RegExp(r"(x)\1q").firstMatch("xxq"), ["xxq", "x"]); | 89 shouldBe(new RegExp(r"(x)\1q").firstMatch("xxq"), ["xxq", "x"]); |
67 shouldBe(new RegExp(r"(x)[\1q]").firstMatch("xxq"), ["xq", "x"]); | 90 shouldBe(new RegExp(r"(x)[\1q]").firstMatch("xxq"), ["xq", "x"]); |
68 shouldBe(new RegExp(r"(x)[\1q]").firstMatch("xx" + new String.fromCharCode(1))
, ["x" + new String.fromCharCode(1), "x"]); | 91 shouldBe( |
| 92 new RegExp(r"(x)[\1q]").firstMatch("xx" + new String.fromCharCode(1)), |
| 93 ["x" + new String.fromCharCode(1), "x"]); |
69 } | 94 } |
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