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1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 // Dart test for testing regular expressions in Dart. | 4 // Dart test for testing regular expressions in Dart. |
5 | 5 |
6 import "package:expect/expect.dart"; | 6 import "package:expect/expect.dart"; |
7 | 7 |
8 class RegExpTest { | 8 void main() { |
9 static test1() { | 9 RegExp exp = new RegExp(r"(\w+)"); |
10 RegExp exp = new RegExp("(\\w+)"); | 10 String str = "Parse my string"; |
11 String str = "Parse my string"; | 11 List<Match> matches = exp.allMatches(str).toList(); |
12 List<Match> matches = new List<Match>.from(exp.allMatches(str)); | 12 Expect.equals(3, matches.length); |
13 Expect.equals(3, matches.length); | 13 Expect.equals("Parse", matches[0].group(0)); |
14 Expect.equals("Parse", matches[0].group(0)); | 14 Expect.equals("my", matches[1].group(0)); |
15 Expect.equals("my", matches[1].group(0)); | 15 Expect.equals("string", matches[2].group(0)); |
16 Expect.equals("string", matches[2].group(0)); | |
17 } | |
18 | 16 |
19 static testMain() { | 17 // Check that allMatches progresses correctly for empty matches, and that |
20 test1(); | 18 // it includes the empty match at the end position. |
21 } | 19 exp = new RegExp("a?"); |
| 20 str = "babba"; |
| 21 Expect.listEquals(["", "a", "", "", "a", ""], |
| 22 exp.allMatches(str).map((x)=>x[0]).toList()); |
| 23 |
| 24 // Regression test for http://dartbug.com/2980 |
| 25 exp = new RegExp("^", multiLine: true); // Any zero-length match will work. |
| 26 str = "foo\nbar\nbaz"; |
| 27 Expect.equals(" foo\n bar\n baz", str.replaceAll(exp, " ")); |
22 } | 28 } |
23 | |
24 main() { | |
25 RegExpTest.testMain(); | |
26 } | |
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