| // Copyright (c) 2018, 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. |
| |
| // @dart = 2.7 |
| |
| import 'package:expect/expect.dart'; |
| |
| class SuperA { |
| method(a, [b = 'foo']) => 'A$a$b'; |
| } |
| |
| class SuperB extends SuperA { |
| method(a, [b = 'foo']) => 'B$a$b'; |
| } |
| |
| mixin Mixin on SuperA { |
| method2(a) => super.method('M$a'); |
| } |
| |
| class Class extends SuperB with Mixin {} |
| |
| main() { |
| var c = new Class(); |
| Expect.equals("BMCfoo", c.method2('C')); |
| } |