Index: test/codegen/corelib/iterable_single_test.dart |
diff --git a/test/codegen/corelib/iterable_single_test.dart b/test/codegen/corelib/iterable_single_test.dart |
new file mode 100644 |
index 0000000000000000000000000000000000000000..7efe6455edf867703ba15995be6d00ed2641abbd |
--- /dev/null |
+++ b/test/codegen/corelib/iterable_single_test.dart |
@@ -0,0 +1,33 @@ |
+// 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.throws(() => list1b.single, (e) => e is StateError); |
+ Expect.throws(() => list1c.single, (e) => e is StateError); |
+ |
+ Expect.equals(5, list2a.single); |
+ Expect.throws(() => list2b.single, (e) => e is StateError); |
+ Expect.throws(() => list2c.single, (e) => e is StateError); |
+ |
+ Expect.equals(22, set1.single); |
+ Expect.throws(() => set2.single, (e) => e is StateError); |
+ Expect.throws(() => set3.single, (e) => e is StateError); |
+} |