| /* |
| * Copyright (c) 2011, 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. |
| */ |
| /** |
| * @assertion The is-expression e is! T is equivalent to !(e is T). |
| * @description Checks that type annotations does not affect the result of the |
| * is!-expression |
| * @author msyabro |
| * @reviewer kaigorodov |
| */ |
| import '../../../Utils/expect.dart'; |
| |
| main() { |
| int x; |
| Expect.isTrue(x is! int); |
| String s; |
| Expect.isTrue(s is! String); |
| bool b; |
| Expect.isTrue(b is! bool); |
| } |