public void BaseEventHandler_AlsoHandlesDerivedMessage()
{
var handlerMappings = new[] { new MessageTypeMapping(typeof(Eventv1), typeof(BaseEventHandler)) };
var allTypes = Assembly.GetExecutingAssembly().GetTypes();
var messageTypes =
AssemblyScanner.AddDerivedTypeMappings(handlerMappings, allTypes).Select(m => m.MessageType).ToArray();
Assert.Equal(2, messageTypes.Length);
Assert.Contains(typeof(Eventv1), messageTypes);
Assert.Contains(typeof(Eventv2), messageTypes);
}
public void When_SeparateHandlerForDerivedAndBaseMessage_NoNewMappingsAdded()
{
var handlerMappings = new[]
{
new MessageTypeMapping(typeof(Eventv1), typeof(BaseEventHandler)),
new MessageTypeMapping(typeof(Eventv2), typeof(DerivedEventHandler)),
};
var allTypes = Assembly.GetExecutingAssembly().GetTypes();
var combinedHandlerMappings = AssemblyScanner.AddDerivedTypeMappings(handlerMappings, allTypes).ToArray();
Assert.Equal(handlerMappings.Length, combinedHandlerMappings.Length);
Assert.Contains(combinedHandlerMappings, mapping => handlerMappings[0].MessageType == mapping.MessageType && handlerMappings[0].HandlerType == mapping.HandlerType);
Assert.Contains(combinedHandlerMappings, mapping => handlerMappings[1].MessageType == mapping.MessageType && handlerMappings[1].HandlerType == mapping.HandlerType);
}
