blob: 9a50e11d3555ac5d069b5b262d401180c5497aa3 [file] [log] [blame]
// Copyright (c) 2020, 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 is Null 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 be assigned to the superclass member of type T1
* @author sgrekhov@unipro.ru
*/
/*
* This test is generated from right_nullable_A02.dart and
* class_member_x02.dart.
* Don't modify it. If you want to change this file, change one of the files
* above and then run generator.dart to regenerate the tests.
*/
import '../../utils/common.dart';
class S1 {
const S1();
}
Null t0Instance = null;
S1? t1Instance = new S1();
const t1Default = const S1();
class ClassMemberSuper1_t02 {
S1? m;
ClassMemberSuper1_t02(dynamic value): m = value {
}
ClassMemberSuper1_t02.named(dynamic value): m = value {
}
ClassMemberSuper1_t02.short(this.m);
void set superSetter(S1? 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
//# <-- NotGenericFunctionType
ClassMember2_t02<S1?> c2 = new ClassMember2_t02<S1?>();
c2 = new ClassMember2_t02<S1?>.short();
c2 = new ClassMember2_t02<S1?>.named();
c2.m = forgetType(t0Instance);
c2.test();
c2.superSetter = forgetType(t0Instance);
//# -->
}