| /* |
| * 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: |
| * Interface Compositionality: T0 is an interface type |
| * C0<S0, ..., Sk> and T1 is C0<U0, ..., Uk> and each Si <: Ui |
| * @description Check that if type T0 is an interface type |
| * C0<S0, ..., Sk> and T1 is C0<U0, ..., Uk> and not all of Si <: Ui then T0 is |
| * not a subtype of T1 |
| * @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 to global variable of type T1 |
| * @author sgrekhov@unipro.ru |
| */ |
| /* |
| * This test is generated from interface_compositionality_fail_A01.dart and |
| * global_variable_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'; |
| |
| abstract class U0 {} |
| abstract class U1 {} |
| abstract class U2 {} |
| |
| abstract class S0 extends U0 {} |
| abstract class S1 extends U1 {} |
| // no subtype relation between S2 and U2 |
| abstract class S2 {} |
| |
| class C0<X, Y, Z> {} |
| |
| C0<S0, S1, S2> t0Instance = new C0<S0, S1, S2>(); |
| C0<U0, U1, U2> t1Instance = new C0<U0, U1, U2>(); |
| |
| |
| |
| |
| class GlobalVariableTest { |
| GlobalVariableTest() { |
| t1Instance = forgetType(t0Instance); |
| } |
| |
| GlobalVariableTest.valid() {} |
| |
| foo() { |
| t1Instance = forgetType(t0Instance); |
| } |
| |
| static test() { |
| t1Instance = forgetType(t0Instance); |
| } |
| } |
| |
| main() { |
| bar () { |
| t1Instance = forgetType(t0Instance); |
| } |
| |
| Expect.throws(() { |
| t1Instance = forgetType(t0Instance); |
| }, (e) => e is TypeError); |
| |
| Expect.throws(() { |
| bar(); |
| }, (e) => e is TypeError); |
| |
| Expect.throws(() { |
| new GlobalVariableTest(); |
| }, (e) => e is TypeError); |
| |
| Expect.throws(() { |
| new GlobalVariableTest.valid().foo(); |
| }, (e) => e is TypeError); |
| |
| Expect.throws(() { |
| GlobalVariableTest.test(); |
| }, (e) => e is TypeError); |
| } |