Index: tests/language/function_subtype3_test.dart |
diff --git a/tests/language/function_subtype3_test.dart b/tests/language/function_subtype3_test.dart |
new file mode 100644 |
index 0000000000000000000000000000000000000000..7b2acc30bdd8f678c87af2e413047473a9cd2265 |
--- /dev/null |
+++ b/tests/language/function_subtype3_test.dart |
@@ -0,0 +1,30 @@ |
+// Copyright (c) 2015, 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'; |
+ |
+class FunctionLike<T> { |
+ call(T arg) { |
+ return arg; |
+ } |
+} |
+ |
+class Foo<T> { |
+ testString() => new FunctionLike<String>() is T; |
+ testInt() => new FunctionLike<int>() is T; |
+} |
+ |
+typedef TakeString(String arg); |
+typedef TakeInt(int arg); |
+ |
+main() { |
+ Foo<TakeString> stringFoo = new Foo<TakeString>(); |
+ Foo<TakeInt> intFoo = new Foo<TakeInt>(); |
+ |
+ Expect.isTrue(stringFoo.testString()); |
+ Expect.isFalse(stringFoo.testInt()); |
+ |
+ Expect.isFalse(intFoo.testString()); |
+ Expect.isTrue(intFoo.testInt()); |
+} |