| // 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: |
| /// Interface Compositionality: T0 is an interface type |
| /// C0<S0, ..., Sk> and T1 is C0<U0, ..., Uk> and each Si <: Ui |
| /// @description Check that if type T0 is an interface type |
| /// C0<S0, ..., Sk> and T1 is C0<U0, ..., Uk> and each Si <: Ui 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 interface_compositionality_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. |
| |
| |
| |
| abstract class U0 {} |
| abstract class U1 {} |
| abstract class U2 {} |
| |
| abstract class S0 extends U0 {} |
| abstract class S1 extends U1 {} |
| abstract class S2 extends U2 {} |
| |
| class C0<X, Y, Z> { |
| const C0(); |
| } |
| |
| C0<S0, S1, S2> t0Instance = new C0<S0, S1, S2>(); |
| C0<U0, U1, U2> t1Instance = new C0<U0, U1, U2>(); |
| |
| const t1Default = const C0<U0, U1, U2>(); |
| |
| |
| |
| |
| class ClassMemberSuper1_t02 { |
| C0<U0, U1, U2> m = t1Default; |
| |
| ClassMemberSuper1_t02(dynamic value) { |
| m = value; |
| } |
| |
| ClassMemberSuper1_t02.named(dynamic value) { |
| m = value; |
| } |
| |
| ClassMemberSuper1_t02.short(this.m); |
| |
| void set superSetter(C0<U0, U1, U2> 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() { |
| ClassMember1_t02 c1 = new ClassMember1_t02(); |
| c1 = new ClassMember1_t02.short(); |
| c1 = new ClassMember1_t02.named(); |
| c1.m = t0Instance; |
| c1.test(); |
| c1.superSetter = t0Instance; |
| } |