| // 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: |
| /// Right Nullable: if T1 is S1? then: |
| /// T0 <: T1 iff any of the following hold: |
| /// either T0 <: S1 |
| /// or T0 <: Null |
| /// or T0 is X0 and X0 has bound S0 and S0 <: T1 |
| /// or T0 is X0 & S0 and S0 <: T1 |
| /// @description Check that if type T1 is S1? and T0 <: S1 then T0 is 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 class member of type T1 |
| /// @author sgrekhov@unipro.ru |
| /// |
| /// This test is generated from right_nullable_A01.dart and |
| /// class_member_x01.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 S1 { |
| const S1(); |
| } |
| class T0 extends S1 {} |
| |
| T0 t0Instance = new T0(); |
| S1? t1Instance = new S1(); |
| |
| const t1Default = const S1(); |
| |
| |
| |
| |
| class ClassMember1_t01 { |
| static S1? s = t0Instance; |
| S1? m = t0Instance; |
| S1? _p = t0Instance; |
| |
| ClassMember1_t01() { |
| s = t0Instance; |
| m = t0Instance; |
| _p = t0Instance; |
| } |
| |
| ClassMember1_t01.named(S1? value) { |
| s = value; |
| m = value; |
| _p = value; |
| } |
| |
| ClassMember1_t01.short(this.m, this._p); |
| |
| test() { |
| s = t0Instance; |
| m = t0Instance; |
| _p = t0Instance; |
| } |
| |
| set setter(S1? val) { |
| _p = val; |
| } |
| |
| S1? get getter => _p; |
| |
| static staticTest() { |
| s = t0Instance; |
| } |
| |
| static set staticSetter(S1? val) { |
| s = val; |
| } |
| |
| static S1? get staticGetter => t0Instance; |
| } |
| |
| main() { |
| ClassMember1_t01 c1 = new ClassMember1_t01(); |
| c1 = new ClassMember1_t01.short(t0Instance, |
| t0Instance); |
| c1 = new ClassMember1_t01.named(t0Instance); |
| c1.m = t0Instance; |
| c1.test(); |
| c1.setter = t0Instance; |
| c1.getter; |
| |
| ClassMember1_t01.s = t0Instance; |
| ClassMember1_t01.staticTest(); |
| ClassMember1_t01.staticSetter = t0Instance; |
| ClassMember1_t01.staticGetter; |
| } |