| // 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. |
| |
| /// @assertion If an unmigrated library re-exports a migrated library, the |
| /// re-exported symbols retain their migrated status (that is, downstream |
| /// migrated libraries will see their migrated types). |
| /// @description Check that if generic class with nullable type parameter in |
| /// opted-in library is exported to legacy library and then back to the opted in |
| /// code, it retains its status, i.e. still its type parameter can be [Null]. |
| /// @author iarkh@unipro.ru |
| |
| // Requirements=nnbd-weak |
| |
| import "dart:async"; |
| import "../../../Utils/expect.dart"; |
| import "exports_A01_opted_out_lib.dart"; |
| |
| main() { |
| Expect.equals(dynamic, GENERIC_NULLABLE().getParamType()); |
| Expect.equals(Null, GENERIC_NULLABLE<Null>().getParamType()); |
| |
| Expect.equals(int, GENERIC_NULLABLE_INT<int>().getParamType()); |
| Expect.equals(Null, GENERIC_NULLABLE_INT<Null>().getParamType()); |
| Expect.equals(typeOf<int?>(), GENERIC_NULLABLE_INT().getParamType()); |
| |
| Expect.equals(Object, GENERIC_NULLABLE_OBJECT<Object>().getParamType()); |
| Expect.equals(Null, GENERIC_NULLABLE_OBJECT<Null>().getParamType()); |
| Expect.equals(typeOf<Object?>(), GENERIC_NULLABLE_OBJECT().getParamType()); |
| |
| Expect.equals(Function, GENERIC_NULLABLE_FUNCTION<Function>().getParamType()); |
| Expect.equals(Null, GENERIC_NULLABLE_FUNCTION<Null>().getParamType()); |
| Expect.equals(typeOf<Function?>(), GENERIC_NULLABLE_FUNCTION().getParamType()); |
| |
| Expect.equals(Null, GENERIC_NULL().getParamType()); |
| Expect.equals(Null, GENERIC_NULL<Null>().getParamType()); |
| |
| Expect.equals(FutureOr, GENERIC_FUTUREOR().getParamType()); |
| Expect.equals(FutureOr, GENERIC_FUTUREOR<FutureOr>().getParamType()); |
| Expect.equals(Null, GENERIC_FUTUREOR<Null>().getParamType()); |
| } |