dart-sdk/tests/corelib_2/iterable_single_test.dart
Bob Nystrom 07b9df22ac Use the Expect.throws___() helper methods throughout tests.
No behavioral changes, just getting rid of a lot of redundant closures
and helper functions.

Change-Id: I55c52c2cc9e5505bb64203c31aad8d76847f8eeb
Reviewed-on: https://dart-review.googlesource.com/14320
Commit-Queue: Bob Nystrom <rnystrom@google.com>
Reviewed-by: William Hesse <whesse@google.com>
2017-10-17 23:37:15 +00:00

32 lines
1,002 B
Dart

// 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.
import "package:expect/expect.dart";
main() {
List<int> list1a = <int>[1];
List<int> list1b = <int>[1, 2, 3];
List<int> list1c = <int>[];
List<int> list2a = const <int>[5];
List<int> list2b = const <int>[4, 5];
List<int> list2c = const <int>[];
Set<int> set1 = new Set<int>();
set1..add(22);
Set set2 = new Set();
set2..add(11)..add(12)..add(13);
Set set3 = new Set();
Expect.equals(1, list1a.single);
Expect.throwsStateError(() => list1b.single);
Expect.throwsStateError(() => list1c.single);
Expect.equals(5, list2a.single);
Expect.throwsStateError(() => list2b.single);
Expect.throwsStateError(() => list2c.single);
Expect.equals(22, set1.single);
Expect.throwsStateError(() => set2.single);
Expect.throwsStateError(() => set3.single);
}