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edee53f93d
What is dead may never die. Change-Id: I80ef766b8ce2b6e1416df8e1f9b91fb74169dc79 Reviewed-on: https://dart-review.googlesource.com/7483 Reviewed-by: William Hesse <whesse@google.com>
31 lines
1.1 KiB
Dart
31 lines
1.1 KiB
Dart
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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import "package:expect/expect.dart";
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main() {
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List<int> list1a = <int>[1];
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List<int> list1b = <int>[1, 2, 3];
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List<int> list1c = <int>[];
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List<int> list2a = const <int>[5];
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List<int> list2b = const <int>[4, 5];
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List<int> list2c = const <int>[];
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Set<int> set1 = new Set<int>();
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set1..add(22);
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Set set2 = new Set();
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set2..add(11)..add(12)..add(13);
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Set set3 = new Set();
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Expect.equals(1, list1a.single);
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Expect.throws(() => list1b.single, (e) => e is StateError);
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Expect.throws(() => list1c.single, (e) => e is StateError);
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Expect.equals(5, list2a.single);
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Expect.throws(() => list2b.single, (e) => e is StateError);
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Expect.throws(() => list2c.single, (e) => e is StateError);
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Expect.equals(22, set1.single);
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Expect.throws(() => set2.single, (e) => e is StateError);
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Expect.throws(() => set3.single, (e) => e is StateError);
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}
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