| // Copyright (c) 2011, 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. | 
 |  | 
 | import "package:expect/expect.dart"; | 
 |  | 
 | // Test program for the HashMap class. | 
 |  | 
 | class HashMapTest { | 
 |   static testMain() { | 
 |     var m = new Map(); | 
 |     Expect.equals(0, m.length); | 
 |     Expect.equals(true, m.isEmpty); | 
 |     m["one"] = 1; | 
 |     Expect.equals(1, m.length); | 
 |     Expect.equals(false, m.isEmpty); | 
 |     Expect.equals(1, m["one"]); | 
 |   } | 
 | } | 
 |  | 
 | main() { | 
 |   HashMapTest.testMain(); | 
 | } |