| // 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: |
| /// Type Variable Reflexivity 1: T0 is a type variable X0 or a promoted type |
| /// variables X0 & S0 and T1 is X0 |
| /// @description Check that if type T0 a promoted type variables X0 & S0 and T1 |
| /// is X0 then T0 is a 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 assigned to the to local variable of type T1 |
| /// @author sgrekhov@unipro.ru |
| /// |
| /// This test is generated from type_variable_reflexivity_1_A01.dart and |
| /// local_variable_x01.dart. |
| /// Don't modify it. If you want to change this test, change one of the files |
| /// above and then run generator.dart to regenerate the tests. |
| |
| |
| |
| class X0 { |
| const X0(); |
| } |
| class S0 extends X0 { |
| } |
| |
| X0 t0Instance = new S0(); |
| X0 t1Instance = new X0(); |
| |
| const t1Default = const X0(); |
| |
| |
| |
| |
| class LocalVariableTest { |
| |
| LocalVariableTest() { |
| X0 t1 = t0Instance; |
| t1 = t0Instance; |
| } |
| |
| static staticTest() { |
| X0 t1 = t0Instance; |
| t1 = t0Instance; |
| } |
| |
| test() { |
| X0 t1 = t0Instance; |
| t1 = t0Instance; |
| } |
| } |
| |
| |
| |
| main() { |
| X0 t0Instance = new S0(); |
| if (t0Instance is S0) { |
| |
| foo() { |
| X0 t1 = t0Instance; |
| t1 = t0Instance; |
| } |
| |
| X0 t1 = t0Instance; |
| t1 = t0Instance; |
| foo(); |
| LocalVariableTest x = new LocalVariableTest(); |
| x.test(); |
| LocalVariableTest.staticTest(); |
| |
| } |
| } |