| /* |
| * 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 n+1...q such that |
| * Si[Z0/Y0, ..., Zk/Yk] is not subtype of Tj[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 is not a subtype of a type T1, then |
| * instance of T0 cannot be be assigned to the mixin member of type T1 |
| * @author sgrekhov@unipro.ru |
| */ |
| /* |
| * This test is generated from named_function_types_fail_A33.dart and |
| * class_member_fail_x03.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 U<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> {} |
| |
| typedef T0 = U<C, List<String>, int> Function<X extends B0, Y extends B1>( |
| V0<A, List, num> x0, V1<A, List, num> x1, |
| {V2<A, List, double> x2, V3<A, List, num> x3, V4<A, List, num> x4}); // V2<C, List<String>, int> is not a subtype of V2<A, List, double> |
| typedef T1 = U<A, List, num> Function<X extends B0, Y extends B1>( |
| V0<C, List<String>, int> y0, V1<C, List<String>, int> y1, |
| {V2<C, List<String>, int> x2, V3<C, List<String>, int> x3}); |
| |
| U<C, List<String>, int> t0Func<X extends B0, Y extends B1>( |
| V0<A, List, num> x0, V1<A, List, num> x1, |
| {V2<A, List, double> x2, V3<A, List, num> x3, V4<A, List, num> x4}) => |
| null; |
| U<A, List, num> t1Func<X extends B0, Y extends B1>( |
| V0<C, List<String>, int> y0, V1<C, List<String>, int> y1, |
| {V2<C, List<String>, int> x2, V3<C, List<String>, int> x3}) => |
| null; |
| |
| T0 t0Instance = t0Func; |
| T1 t1Instance = t1Func; |
| |
| |
| |
| class ClassMemberSuper1_t03 { |
| T1 m; |
| |
| void set superSetter(T1 val) {} |
| } |
| |
| class ClassMember1_t03 extends Object with ClassMemberSuper1_t03 { |
| |
| test1() { |
| m = forgetType(t0Instance); |
| } |
| |
| test2() { |
| superSetter = forgetType(t0Instance); |
| } |
| } |
| |
| class ClassMemberSuper2_t03<X> { |
| X m; |
| |
| void set superSetter(X val) {} |
| } |
| |
| class ClassMember2_t03<X> extends ClassMemberSuper2_t03<X> { |
| |
| test1() { |
| m = forgetType(t0Instance); |
| } |
| |
| test2() { |
| superSetter = forgetType(t0Instance); |
| } |
| } |
| |
| main() { |
| Expect.throws(() { |
| new ClassMember1_t03().m = forgetType(t0Instance); |
| }, (e) => e is TypeError); |
| Expect.throws(() { |
| new ClassMember1_t03().superSetter = forgetType(t0Instance); |
| }, (e) => e is TypeError); |
| Expect.throws(() { |
| new ClassMember1_t03().test1(); |
| }, (e) => e is TypeError); |
| Expect.throws(() { |
| new ClassMember1_t03().test2(); |
| }, (e) => e is TypeError); |
| |
| // Test type parameters |
| |
| } |
| |