// Copyright (c) 2012, 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. | |
library queue.first.test; | |
import "package:expect/expect.dart"; | |
import 'dart:collection' show Queue; | |
main() { | |
Queue<int> queue1 = new Queue<int>(); | |
queue1 | |
..add(11) | |
..add(12) | |
..add(13); | |
Queue queue2 = new Queue(); | |
Expect.equals(11, queue1.first); | |
Expect.throwsStateError(() => queue2.first); | |
} |