public void AddMessageHandler <T>(Func <IHandlerAsync <T> > futureHandler) where T : Message
{
Subscribers.Add(new Subscriber(typeof(T)));
var handlerFunc = _messageHandlerWrapper.WrapMessageHandler(futureHandler);
_handlerMap.Add(typeof(T), handlerFunc);
}
public void HandlerIsNotReturnedForNonMatchingType()
{
var map = new HandlerMap();
map.Add(typeof(GenericMessage), m => Task.FromResult(true));
var handlers = map.Get(typeof(AnotherGenericMessage));
Assert.That(handlers, Is.Null);
}
public void MultipleHandlersForATypeAreSupported()
{
Func<Message, Task<bool>> fn1 = m => Task.FromResult(true);
Func<Message, Task<bool>> fn2 = m => Task.FromResult(true);
var map = new HandlerMap();
map.Add(typeof(GenericMessage), fn1);
map.Add(typeof(GenericMessage), fn2);
var handlers1 = map.Get(typeof(GenericMessage));
Assert.That(handlers1, Is.Not.Null);
Assert.That(handlers1.Count, Is.EqualTo(2));
Assert.That(handlers1[0], Is.EqualTo(fn1));
Assert.That(handlers1[1], Is.EqualTo(fn2));
var handlers2 = map.Get(typeof(AnotherGenericMessage));
Assert.That(handlers2, Is.Null);
}
public void HandlerIsReturnedForMatchingType()
{
var map = new HandlerMap();
map.Add(typeof(GenericMessage), m => Task.FromResult(true) );
var handlers = map.Get(typeof(GenericMessage));
Assert.That(handlers, Is.Not.Null);
Assert.That(handlers.Count, Is.EqualTo(1));
}
public void CorrectHandlerIsReturnedForType()
{
Func<Message, Task<bool>> fn1 = m => Task.FromResult(true);
Func<Message, Task<bool>> fn2 = m => Task.FromResult(true);
var map = new HandlerMap();
map.Add(typeof(GenericMessage), fn1);
map.Add(typeof(AnotherGenericMessage), fn2);
var handlers1 = map.Get(typeof(GenericMessage));
Assert.That(handlers1, Is.Not.Null);
Assert.That(handlers1.Count, Is.EqualTo(1));
Assert.That(handlers1[0], Is.EqualTo(fn1));
var handlers2 = map.Get(typeof(AnotherGenericMessage));
Assert.That(handlers2, Is.Not.Null);
Assert.That(handlers2.Count, Is.EqualTo(1));
Assert.That(handlers2[0], Is.EqualTo(fn2));
}
public void AddMessageHandler <T>(Func <IHandlerAsync <T> > futureHandler) where T : Message
{
if (_handlerMap.ContainsKey(typeof(T)))
{
throw new NotSupportedException(
$"The handler for '{typeof(T)}' messages on this queue has already been registered.");
}
Subscribers.Add(new Subscriber(typeof(T)));
var handlerFunc = _messageHandlerWrapper.WrapMessageHandler(futureHandler);
_handlerMap.Add(typeof(T), handlerFunc);
}
