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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, 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 | 4 |
5 library queue.first.test; | 5 library queue.first.test; |
6 | 6 |
7 import "package:expect/expect.dart"; | 7 import "package:expect/expect.dart"; |
8 import 'dart:collection' show Queue; | 8 import 'dart:collection' show Queue; |
9 | 9 |
10 main() { | 10 main() { |
11 Queue<int> queue1 = new Queue<int>(); | 11 Queue<int> queue1 = new Queue<int>(); |
12 queue1..add(11)..add(12)..add(13); | 12 queue1..add(11)..add(12)..add(13); |
13 Queue queue2 = new Queue(); | 13 Queue queue2 = new Queue(); |
14 | 14 |
15 Expect.equals(11, queue1.first); | 15 Expect.equals(11, queue1.first); |
16 Expect.throws(() => queue2.first, (e) => e is StateError); | 16 Expect.throws(() => queue2.first, (e) => e is StateError); |
17 } | 17 } |
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