| // Copyright (c) 2013, 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 M1 { | |
| foo() => 42; | |
| } | |
| class M2 = Object with M1; | |
| class S {} | |
| class C = S with M2; | |
| main() { | |
| var c = new C(); | |
| Expect.isTrue(c is S); | |
| Expect.isTrue(c is M1); | |
| Expect.isTrue(c is M2); | |
| Expect.isTrue(c is C); | |
| Expect.equals(42, c.foo()); | |
| } |