public void Should_unsubscribe_on_dispose_then_publish_event_to_subscribers()
{
//Arrange
Messenger unit = GetUnit();
UnitTestMessage unityTestMessage = new UnitTestMessage();
//Act
UnitTestMessage message1 = null;
ISubscriptionToken subscriptionToken = unit.Subscribe((UnitTestMessage message) =>
{
message1 = message;
});
UnitTestMessage message2 = null;
unit.Subscribe((UnitTestMessage message) =>
{
message2 = message;
});
subscriptionToken.Dispose();
unit.Publish(unityTestMessage);
//Assert
Assert.Null(message1);
Assert.AreEqual(unityTestMessage, message2);
}
public void Should_publish_event_to_subscribers()
{
//Arrange
Messenger unit = GetUnit();
UnitTestMessage unityTestMessage = new UnitTestMessage();
//Act
UnitTestMessage message1 = null;
unit.Subscribe((UnitTestMessage message) =>
{
message1 = message;
});
UnitTestMessage message2 = null;
unit.Subscribe((UnitTestMessage message) =>
{
message2 = message;
});
unit.Publish(unityTestMessage);
//Assert
Assert.AreEqual(unityTestMessage, message1);
Assert.AreEqual(unityTestMessage, message2);
}
private async Task HandleMessage(UnitTestMessage message)
{
await Task.Run(() =>
{
genericCallbackCalled = true;
});
}
public async void HandleMessageAsync_ValidMessage_Successful()
{
// Arrange
MessageHandler <UnitTestMessage> messageHandler = new MessageHandler <UnitTestMessage>(HandleMessage);
UnitTestMessage message = new UnitTestMessage();
// Act
await messageHandler.HandleMessageAsync(message);
// Assert
Assert.True(genericCallbackCalled);
}
public void CanHandle_NotValidMessage_False()
{
// Arrange
MessageHandler <IMessage> messageHandler = new MessageHandler <IMessage>(HandleMessage);
UnitTestMessage message = new UnitTestMessage();
bool result;
// Act
result = messageHandler.CanHandle(message);
// Assert
Assert.False(result);
}
public void SendMessage_ValidMessage_MessageIsInPipeline()
{
// Arrange
MessageSystem messageSystem = new MessageSystem();
UnitTestMessage message = new UnitTestMessage();
// Act
messageSystem.SendMessage(message);
// Assert
Assert.Single(messageSystem.ActiveMessages);
Assert.IsType <UnitTestMessage>(messageSystem.ActiveMessages.First());
}
public async void ProcessMessages_Successful()
{
// Arrange
MessageSystem messageSystem = new MessageSystem();
UnitTestMessage message = new UnitTestMessage();
messageSystem.RegisterReceiver <UnitTestMessage>(HandleMessage);
messageSystem.SendMessage(message);
// Act
await messageSystem.ProcessMessagesAsync();
// Assert
Assert.Empty(messageSystem.ActiveMessages);
Assert.True(callbackExecuted);
}
