|  | // Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file | 
|  | // for details. All rights reserved. Use of this source code is governed by a | 
|  | // BSD-style license that can be found in the LICENSE file. | 
|  | // Dart test for testing regular expressions in Dart. | 
|  |  | 
|  | import "package:expect/expect.dart"; | 
|  |  | 
|  | // Regression test for http://dartbug.com/17998 | 
|  |  | 
|  | main() { | 
|  | for (var s in [ | 
|  | r"a", | 
|  | r"a|b", | 
|  | r"(?:)", | 
|  | r"^", | 
|  | r"$", | 
|  | r"^$", | 
|  | r"$^", | 
|  | r"", | 
|  | r"\\", | 
|  | r"/", | 
|  | r"[^]", | 
|  | "\x00", | 
|  | ]) { | 
|  | Expect.equals(s, new RegExp(s).pattern); | 
|  | } | 
|  | } |