| /* |
| * 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. |
| */ |
| /** |
| * @assertion If more than one super-constraint interface declares a member |
| * with the same name, at least one of those members is more specific than the |
| * rest, and this is the unique signature that super-invocations are allowed |
| * to invoke. |
| * |
| * @description Checks that if more than one super-constraint interface declares |
| * a member with the same name, at least one of those members is more specific |
| * than the rest, and this is the unique signature that super-invocations are |
| * allowed to invoke. Test type parameters |
| * @author sgrekhov@unipro.ru |
| */ |
| import "../../Utils/expect.dart"; |
| |
| |
| class I {} |
| class J {} |
| |
| abstract class B<T1> { |
| T1 get b1; |
| } |
| abstract class C<T1> { |
| T1 get b1; |
| } |
| |
| mixin M<X> on B<X>, C<X> implements I, J { |
| test() { |
| Expect.equals("A", super.b1); |
| } |
| } |
| |
| class A implements B<String>, C<String> { |
| String get b1 => "A"; |
| } |
| |
| class MA extends A with M<String> { |
| } |
| |
| main() { |
| MA ma = new MA(); |
| ma.test(); |
| } |