| // Copyright (c) 2011, 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 StreamSink<T> sink |
| /// Returns a view of this object that only exposes the StreamSink interface. |
| /// |
| /// @description Checks that only the StreamSink interface is exposed. |
| /// @author kaigorodov |
| |
| import "dart:async"; |
| import "../../../Utils/expect.dart"; |
| |
| main() { |
| StreamController controller = new StreamController(); |
| dynamic sink = controller.sink; |
| Expect.isTrue(sink is StreamSink); |
| |
| sink.done; |
| sink.hashCode; |
| sink.runtimeType; |
| |
| sink.add(1); |
| sink.addError(1); |
| sink.toString(); |
| sink.close(); |
| |
| Expect.throws(() {var v = sink.hasListener;}); |
| Expect.throws(() {var v = sink.isClosed;}); |
| Expect.throws(() {var v = sink.isPaused;}); |
| Expect.throws(() {var v = sink.stream;}); |
| } |