public void TestReceiverCleanup()
{
// Create sender and receiver
var sender = new SenderViewModel();
var receiver = new ReceiverViewModel();
// Register receiver to get messages
receiver.Subscribe(MessageTokens.Test + "_TestReceiverCleanup");
// Set message content
sender.SentMessage = "hello";
// Listen for response
var wait = new AutoResetEvent(false);
receiver.SimpleMessageReceived += (o, args) => wait.Set();
// Send message
sender.SendSimpleMessageAsync(MessageTokens.Test + "_TestReceiverCleanup");
// Wait for response
if (!wait.WaitOne(TimeSpan.FromSeconds(15)))
Assert.Fail("Message not received in timeout");
// Assert message was received
Assert.AreEqual<string>(sender.SentMessage, receiver.ReceivedMessage);
// Try to GC reciever
var weakReceiver = new WeakReference(receiver);
receiver = null;
GC.Collect();
#if NETFX_CORE
Task.Delay(1000).Wait();
#else
Thread.Sleep(1000);
#endif
// Assert the receiver was allowed to be GC'd
Assert.IsFalse(weakReceiver.IsAlive, "Receiver has not been GC'd");
// Send another message
sender.SentMessage = "hello again";
sender.SendSimpleMessage(MessageTokens.Test + "_TestReceiverCleanup");
// Assert the receiver is still not alive
Assert.IsFalse(weakReceiver.IsAlive, "Receiver has not been GC'd after sending message");
}
public void TestSimpleMessage()
{
// Create sender and receiver
var sender = new SenderViewModel();
var receiver = new ReceiverViewModel();
// Register receiver to get messages
receiver.Subscribe(MessageTokens.Test + "_TestSimpleMessage");
// Set message content
sender.SentMessage = "hello";
// Capture orig values
int origReceiverData = receiver.ReceivedData;
bool origSenderData = sender.ReceivedData;
// Listen for response
var wait = new AutoResetEvent(false);
receiver.SimpleMessageReceived += (o, args) => wait.Set();
// Send message
sender.SendSimpleMessageAsync(MessageTokens.Test + "_TestSimpleMessage");
// Wait for response
if (!wait.WaitOne(TimeSpan.FromSeconds(15)))
Assert.Fail("Message not received in timeout");
// Unregister to receive messages
receiver.Unsubscribe(MessageTokens.Test + "_TestSimpleMessage");
// Assert message was received
Assert.AreEqual<string>(sender.SentMessage, receiver.ReceivedMessage);
// Assert receiver and sender data have not changed
Assert.AreEqual<int>(origReceiverData, receiver.ReceivedData);
Assert.AreEqual<bool>(origSenderData, sender.ReceivedData);
}