| // Copyright (c) 2011-2017, 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 Sends messages to its ReceivePorts. |
| * SendPorts are created from ReceivePorts. Any message sent through |
| * a SendPort is delivered to its corresponding ReceivePort. There might |
| * be many SendPorts for the same ReceivePort. |
| * SendPorts can be transmitted to other isolates, and they preserve |
| * equality when sent. |
| * |
| * @description Checks hashCode and equality operator of SendPort, that is sent |
| * from another isolate. |
| * |
| * @author a.semenov@unipro.ru |
| */ |
| import "dart:isolate"; |
| import "dart:async"; |
| import "../../../Utils/expect.dart"; |
| import "../../core/Object/allTests.lib.dart" as object; |
| |
| void entryPoint(SendPort sendPort) { |
| List<ReceivePort> ports = []; |
| ReceivePort receivePort = new ReceivePort(); |
| ports.add(receivePort); |
| // first tree are equal |
| sendPort.send(receivePort.sendPort); |
| sendPort.send(receivePort.sendPort); |
| sendPort.send(receivePort.sendPort); |
| // next three are not equal |
| for (int i = 0; i < 3; i++) { |
| ReceivePort receivePort = new ReceivePort(); |
| ports.add(receivePort); |
| sendPort.send(receivePort.sendPort); |
| } |
| // last is a control port, used to stop the isolate and close all ports |
| ReceivePort controlPort = new ReceivePort(); |
| controlPort.listen((_) { |
| ports.forEach((port) => port.close()); |
| }); |
| ports.add(controlPort); |
| sendPort.send(controlPort.sendPort); |
| } |
| |
| Future test() async { |
| ReceivePort receivePort = new ReceivePort(); |
| Isolate isolate = await Isolate.spawn(entryPoint, receivePort.sendPort); |
| List sp = await receivePort.take(7).toList(); |
| List<Object> sendPorts = new List.from(sp); |
| Object create() => sendPorts[0]; |
| |
| List<Object> createEqual(int number) { |
| Expect.isTrue(number < 4); |
| return sendPorts.sublist(0, number); |
| } |
| |
| List<Object> createNotEqual(int number) { |
| Expect.isTrue(number < 4); |
| return sendPorts.sublist(3, 3 + number); |
| } |
| |
| // execute tests |
| object.test(create, createEqual, createNotEqual); |
| // clean up |
| (sendPorts.last as SendPort).send("finish"); |
| asyncEnd(); |
| } |
| |
| main() { |
| asyncStart(); |
| test(); |
| } |