| // Copyright (c) 2017, 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 void addErrorListener( |
| /// SendPort port |
| /// ) |
| /// Requests that uncaught errors of the isolate are sent back to port. |
| /// |
| /// @description Check that several listeners can be added and all listeners |
| /// receive same errors |
| /// |
| /// @author a.semenov@unipro.ru |
| |
| import "dart:isolate"; |
| import "dart:async"; |
| import "../../../Utils/expect.dart"; |
| import "IsolateUtil.dart"; |
| |
| test() async { |
| ErrorServer server = await ErrorServer.spawn(errorsAreFatal:false); |
| |
| List<ReceivePort> errorPorts = []; |
| List<StreamIterator> errorIterator = []; |
| for (int i=0; i<3; i++){ |
| ReceivePort ep = new ReceivePort(); |
| errorPorts.add(ep); |
| server.isolate.addErrorListener(ep.sendPort); |
| errorIterator.add(new StreamIterator(ep)); |
| } |
| |
| for (int i=0; i<5; i++){ |
| server.generateError(); |
| for (StreamIterator ei in errorIterator) { |
| await ei.moveNext(); |
| Expect.isTrue(ei.current is List); |
| List error = ei.current; |
| Expect.equals(2, error.length); |
| Expect.isTrue(error[0] is String); |
| Expect.isTrue(error[1] is String); |
| Expect.equals(i.toString(), error[0]); |
| } |
| } |
| server.requestStop(); |
| // check for unexpected events |
| List<Future<bool>> unexpectedEvents = []; |
| for (StreamIterator ei in errorIterator) { |
| unexpectedEvents.add(ei.moveNext().timeout(TWO_SECONDS, onTimeout:() => false)); |
| } |
| Expect.listEquals([false,false,false], await Future.wait(unexpectedEvents)); |
| errorPorts.forEach((ReceivePort ei) => ei.close()); |
| asyncEnd(); |
| } |
| |
| main() { |
| asyncStart(); |
| test(); |
| } |