| // 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. |
| |
| import 'package:analyzer/src/error/codes.dart'; |
| import 'package:test_reflective_loader/test_reflective_loader.dart'; |
| |
| import '../dart/resolution/context_collection_resolution.dart'; |
| |
| main() { |
| defineReflectiveSuite(() { |
| defineReflectiveTests(RecursiveInterfaceInheritanceTest); |
| }); |
| } |
| |
| @reflectiveTest |
| class RecursiveInterfaceInheritanceTest extends PubPackageResolutionTest { |
| test_loop() async { |
| await assertErrorsInCode(''' |
| class A implements B {} |
| class B implements A {} |
| ''', [ |
| error(CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE, 6, 1), |
| error(CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE, 30, 1), |
| ]); |
| } |
| |
| test_loop_generic() async { |
| await assertErrorsInCode(''' |
| class A<T> implements B<T> {} |
| class B<T> implements A<T> {} |
| ''', [ |
| error(CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE, 6, 1), |
| error(CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE, 36, 1), |
| ]); |
| } |
| |
| test_loop_generic_typeArgument() async { |
| await assertErrorsInCode(''' |
| class A<T> implements B<List<T>> {} |
| class B<T> implements A<List<T>> {} |
| ''', [ |
| error(CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE, 6, 1), |
| error(CompileTimeErrorCode.RECURSIVE_INTERFACE_INHERITANCE, 42, 1), |
| ]); |
| } |
| } |