| // Copyright (c) 2022, 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: |
| /// A record type A is a subtype of record type B iff they have same shape and |
| /// the types of all fields of A are subtypes of the corresponding field types |
| /// of B |
| /// |
| /// @description Check that if type T0 is a record with the same shape as T1 |
| /// and the type of each field of T0 is a subtype of the corresponding field |
| /// types of T1 then T0 is a subtype of T1. Check positional and named fields |
| /// @author sgrekhov22@gmail.com |
| /// |
| /// @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 test_types/records_A02.dart and |
| /// test_cases/class_member_x02.dart. Don't modify it! |
| /// If you need to change this test, then change one of the files above and then |
| /// run generator/generator.dart to regenerate the tests. |
| |
| import '../../utils/common.dart'; |
| |
| // SharedOptions=--enable-experiment=records |
| |
| (int x, double y, String, {int n1, String n2}) t0Instance = |
| (n1: 1, n2: "n2", 42, 3.14, ""); |
| (num, num z, String?, {num n1, String? n2}) t1Instance = |
| (0, n1: 0, 0, n2: null, null); |
| |
| const t1Default = (0, 0, null, n1: 0.1, n2: ""); |
| |
| class ClassMemberSuper1_t02 { |
| (num, num, String?, {num n1, String? n2}) m; |
| |
| ClassMemberSuper1_t02(dynamic value): m = value { |
| } |
| |
| ClassMemberSuper1_t02.named(dynamic value): m = value { |
| } |
| |
| ClassMemberSuper1_t02.short(this.m); |
| |
| void set superSetter((num, num, String?, {num n1, String? n2}) val) {} |
| } |
| |
| class ClassMember1_t02 extends ClassMemberSuper1_t02 { |
| |
| ClassMember1_t02() : super(forgetType(t0Instance)) {} |
| |
| ClassMember1_t02.named() : super.named(forgetType(t0Instance)) {} |
| |
| ClassMember1_t02.short() : super.short(forgetType(t0Instance)); |
| |
| test() { |
| m = forgetType(t0Instance); |
| superSetter = forgetType(t0Instance); |
| } |
| } |
| |
| class ClassMemberSuper2_t02<X> { |
| X m; |
| |
| ClassMemberSuper2_t02(dynamic value): m = value { |
| } |
| |
| ClassMemberSuper2_t02.named(dynamic value): m = value { |
| } |
| |
| ClassMemberSuper2_t02.short(this.m); |
| |
| void set superSetter(X val) {} |
| } |
| |
| class ClassMember2_t02<X> extends ClassMemberSuper2_t02<X> { |
| |
| ClassMember2_t02() : super(forgetType(t0Instance)) {} |
| |
| ClassMember2_t02.named() : super.named(forgetType(t0Instance)) {} |
| |
| ClassMember2_t02.short() : super.short(forgetType(t0Instance)); |
| |
| test() { |
| m = forgetType(t0Instance); |
| superSetter = forgetType(t0Instance); |
| } |
| } |
| |
| main() { |
| ClassMember1_t02 c1 = new ClassMember1_t02(); |
| c1 = new ClassMember1_t02.short(); |
| c1 = new ClassMember1_t02.named(); |
| c1.m = forgetType(t0Instance); |
| c1.test(); |
| c1.superSetter = forgetType(t0Instance); |
| |
| // Test type parameters |
| |
| ClassMember2_t02<(num, num, String?, {num n1, String? n2})> c2 = new ClassMember2_t02<(num, num, String?, {num n1, String? n2})>(); |
| c2 = new ClassMember2_t02<(num, num, String?, {num n1, String? n2})>.short(); |
| c2 = new ClassMember2_t02<(num, num, String?, {num n1, String? n2})>.named(); |
| c2.m = forgetType(t0Instance); |
| c2.test(); |
| c2.superSetter = forgetType(t0Instance); |
| } |