| // 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 We say that a type T0 is a subtype of a type T1 (written T0 <: T1) |
| /// when: |
| /// Type Variable Reflexivity 1: T0 is a type variable X0 or a promoted type |
| /// variables X0 & S0 and T1 is X0 |
| /// @description Check that if type T0 a promoted type variables X0 & S0 and T1 |
| /// is X0 then T0 is a subtype of T1. |
| /// @author sgrekhov@unipro.ru |
| /// |
| /// @description Check that if type T0 is a subtype of a type T1, then instance |
| /// of T0 can be assigned to the superclass member of type T1 |
| /// @author sgrekhov@unipro.ru |
| /// |
| /// This test is generated from type_variable_reflexivity_1_A01.dart and |
| /// class_member_x02.dart. |
| /// Don't modify it. If you want to change this test, change one of the files |
| /// above and then run generator.dart to regenerate the tests. |
| |
| |
| |
| class X0 { |
| const X0(); |
| } |
| class S0 extends X0 { |
| } |
| |
| X0 t0Instance = new S0(); |
| X0 t1Instance = new X0(); |
| |
| const t1Default = const X0(); |
| |
| |
| |
| |
| class ClassMemberSuper1_t02 { |
| X0 m = t1Default; |
| |
| ClassMemberSuper1_t02(dynamic value) { |
| m = value; |
| } |
| |
| ClassMemberSuper1_t02.named(dynamic value) { |
| m = value; |
| } |
| |
| ClassMemberSuper1_t02.short(this.m); |
| |
| void set superSetter(X0 val) {} |
| } |
| |
| class ClassMember1_t02 extends ClassMemberSuper1_t02 { |
| |
| ClassMember1_t02() : super(t0Instance) {} |
| |
| ClassMember1_t02.named() : super.named(t0Instance) {} |
| |
| ClassMember1_t02.short() : super.short(t0Instance); |
| |
| test() { |
| m = t0Instance; |
| superSetter = t0Instance; |
| } |
| } |
| |
| |
| |
| main() { |
| X0 t0Instance = new S0(); |
| if (t0Instance is S0) { |
| |
| ClassMember1_t02 c1 = new ClassMember1_t02(); |
| c1 = new ClassMember1_t02.short(); |
| c1 = new ClassMember1_t02.named(); |
| c1.m = t0Instance; |
| c1.test(); |
| c1.superSetter = t0Instance; |
| |
| } |
| } |