blob: db3e67918229d15c036630a36a12247406f52df9 [file] [log] [blame]
/*
* 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 A type T0 is a subtype of a type T1 (written T0 <: T1) when:
* Named Function Types: T0 is U0 Function<X0 extends B00, ..., Xk extends B0k>
* (T0 x0, ..., Tn xn, {Tn+1 xn+1, ..., Tm xm})
*
* and T1 is U1 Function<Y0 extends B10, ..., Yk extends B1k>(S0 y0, ..., Sn yn,
* {Sn+1 yn+1, ..., Sq yq})
* and {yn+1, ... , yq} subsetof {xn+1, ... , xm}
* and Si[Z0/Y0, ..., Zk/Yk] <: Vi[Z0/X0, ..., Zk/Xk] for i in 0...n
* and Si[Z0/Y0, ..., Zk/Yk] <: Tj[Z0/X0, ..., Zk/Xk] for i in n+1...q, yj = xi
* and U0[Z0/X0, ..., Zk/Xk] <: U1[Z0/Y0, ..., Zk/Yk]
* and B0i[Z0/X0, ..., Zk/Xk] === B1i[Z0/Y0, ..., Zk/Yk] for i in 0...k
* where the Zi are fresh type variables with bounds B0i[Z0/X0, ..., Zk/Xk]
* @description Check that if there is i in 0...n such that
* Si[Z0/Y0, ..., Zk/Yk] is not subtype of Vi[Z0/X0, ..., Zk/Xk], then T0 is not
* a subtype of T1. Test generic types
* @author sgrekhov@unipro.ru
*/
/**
* @description Check that if type T0 not a subtype of a type T1, then it cannot
* be used as a class member of type T1
* @author sgrekhov@unipro.ru
*/
/*
* This test is generated from named_function_types_fail_A22.dart and
* class_member_fail_x01.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';
import '../../../../Utils/expect.dart';
class A {}
class C extends A {}
class U0<X, Y, Z> extends U1<X, Y, Z> {}
class U1<X, Y, Z> {}
class B0<X, Y, Z> {}
class B1<X, Y, Z> {}
class V0<X, Y, Z> {}
class V1<X, Y, Z> {}
class V2<X, Y, Z> {}
class V3<X, Y, Z> {}
class V4<X, Y, Z> {}
class S0<X, Y, Z> extends V0<X, Y, Z> {}
class S1<X, Y, Z> extends V1<X, Y, Z> {}
class S2<X, Y, Z> extends V2<X, Y, Z> {}
class S3<X, Y, Z> extends V3<X, Y, Z> {}
class X0<X, Y, Z> extends B0<X, Y, Z> {}
class X1<X, Y, Z> extends B1<X, Y, Z> {}
class Y0<X, Y, Z> extends B0<X, Y, Z> {}
class Y1<X, Y, Z> extends B1<X, Y, Z> {}
typedef T0 = U0<C, List<String>, int> Function<X extends B0, Y extends B1>(
V0<A, List, double> x0, V1<A, List, num> x1, // S0<C, List<String>, int> is not subtype of V0<A, List, double>
{V2<A, List, num> x2, V3<A, List, num> x3, V4<A, List, num> x4});
typedef T1 = U1<A, List, num> Function<X extends B0, Y extends B1>(
S0<C, List<String>, int> y0, S1<C, List<String>, int> y1,
{S2<C, List<String>, int> x2, S3<C, List<String>, int> x3});
U0<C, List<String>, int> t0Func<X extends B0, Y extends B1>(
V0<A, List, double> x0, V1<A, List, num> x1,
{V2<A, List, num> x2, V3<A, List, num> x3, V4<A, List, num> x4}) =>
null;
U1<A, List, num> t1Func<X extends B0, Y extends B1>(
S0<C, List<String>, int> y0, S1<C, List<String>, int> y1,
{S2<C, List<String>, int> x2, S3<C, List<String>, int> x3}) =>
null;
T0 t0Instance = t0Func;
T1 t1Instance = t1Func;
class ClassMemberTestStatic {
static T1 s;
ClassMemberTestStatic(dynamic val) {
s = val;
}
static staticTest() {
s = forgetType(t0Instance);
}
static set staticSetter(dynamic val) {
s = val;
}
static T1 get staticGetter => forgetType(t0Instance);
}
class ClassMemberTestPublic {
T1 m;
ClassMemberTestPublic(dynamic val) {
m = val;
}
ClassMemberTestPublic.short(this.m);
ClassMemberTestPublic.validConstructor() {}
test(dynamic val) {
m = val;
}
set setter(dynamic val) {
m = val;
}
T1 get getter => forgetType(t0Instance);
}
class ClassMemberTestPrivate {
T1 _m;
ClassMemberTestPrivate(dynamic val) {
_m = val;
}
ClassMemberTestPrivate.short(this._m);
ClassMemberTestPrivate.validConstructor() {}
test(dynamic val) {
_m = val;
}
set setter(dynamic val) {
_m = val;
}
}
class ClassMemberTestInitFail {
static T1 s = forgetType(t0Instance);
T1 m = forgetType(t0Instance);
}
class ClassMemberTestGenericPublic<X> {
X m;
ClassMemberTestGenericPublic(dynamic val) {
m = val;
}
ClassMemberTestGenericPublic.short(this.m);
ClassMemberTestGenericPublic.validConstructor() {}
test(dynamic val) {
m = val;
}
set setter(dynamic val) {
m = val;
}
X get getter => forgetType(t0Instance);
}
class ClassMemberTestGenericPrivate<X> {
X _m;
ClassMemberTestGenericPrivate(dynamic val) {
_m = val;
}
ClassMemberTestGenericPrivate.short(this._m);
ClassMemberTestGenericPrivate.validConstructor() {}
test(dynamic val) {
_m = val;
}
set setter(dynamic val) {
_m = val;
}
}
main() {
// Test initialization
Expect.throws(() {ClassMemberTestInitFail.s;}, (e) => e is TypeError);
Expect.throws(() {new ClassMemberTestInitFail();}, (e) => e is TypeError);
// Test constructors
Expect.throws(() {
new ClassMemberTestPublic(t0Instance);
}, (e) => e is TypeError);
Expect.throws(() {
new ClassMemberTestPublic.short(forgetType(t0Instance));
}, (e) => e is TypeError);
Expect.throws(() {
new ClassMemberTestPrivate(t0Instance);
}, (e) => e is TypeError);
Expect.throws(() {
new ClassMemberTestPrivate.short(forgetType(t0Instance));
}, (e) => e is TypeError);
// Test class variables
Expect.throws(() {
new ClassMemberTestPublic.validConstructor().m = forgetType(t0Instance);
}, (e) => e is TypeError);
// Test setters
Expect.throws(() {
new ClassMemberTestPublic.validConstructor().setter = t0Instance;
}, (e) => e is TypeError);
Expect.throws(() {
new ClassMemberTestPrivate.validConstructor().setter = t0Instance;
}, (e) => e is TypeError);
// Test methods
Expect.throws(() {
new ClassMemberTestPublic.validConstructor().test(t0Instance);
}, (e) => e is TypeError);
Expect.throws(() {
new ClassMemberTestPrivate.validConstructor().test(t0Instance);
}, (e) => e is TypeError);
// Test getters
Expect.throws(() {
new ClassMemberTestPublic.validConstructor().getter;
}, (e) => e is TypeError);
// Test static stuff
Expect.throws(() {
new ClassMemberTestStatic(t0Instance);
}, (e) => e is TypeError);
Expect.throws(() {
ClassMemberTestStatic.staticSetter = t0Instance;
}, (e) => e is TypeError);
Expect.throws(() {
ClassMemberTestStatic.staticGetter;
}, (e) => e is TypeError);
Expect.throws(() {
ClassMemberTestStatic.staticTest();
}, (e) => e is TypeError);
// Test type parameters
}