public void Subscribe_Validate()
{
// 1) arrange
var listener = new Simple_MockListener();
// 2) act
eventAggregator.Subscribe(listener);
Dictionary <Type, List <IListener> > listeners = FieldReflector.GetListeners(eventAggregator);
// 3) assert
Assert.Contains(listener, listeners[typeof(Simple_MockEvent)]);
}
public void Subscribe_One_Listener_Two_Times_Validator()
{
// arrange
var listiner = new Simple_MockListener();
// act // assert
Assert.Throws <TheSameListenerAlreadySubscribedException>(() =>
{
eventAggregator.Subscribe(listiner);
eventAggregator.Subscribe(listiner);
});
}
public void Unsubscribe_Not_Contains_Listener()
{
// 1) arrange
var listener = new Simple_MockListener();
// 2) act
eventAggregator.Unsubscribe(listener);
// 3) assert
Dictionary <Type, List <IListener> > listeners = FieldReflector.GetListeners(eventAggregator);
Assert.DoesNotContain(typeof(Simple_MockEvent), listeners.Keys);
}
public void Subscribe_Publish_Generic_Not_Null_Event_Vaslidate()
{
// 1) arrange
var listener = new Simple_MockListener();
internalEventAggregator.Subscribe(listener);
// 2) act
internalEventAggregator.Publish <Simple_MockEvent>();
// 3) assert
Assert.NotNull(listener.Event);
}
public void Unsubscribe_Not_Exists_Validate()
{
// 1) arrange
var listener = new Simple_MockListener();
var twiceListener = new CallHandleCounter_ForTwoEvents_MockListener();
// 2) act
eventAggregator.Subscribe(listener);
eventAggregator.Unsubscribe <Simple_MockEvent>(twiceListener);
Dictionary <Type, List <IListener> > listeners = FieldReflector.GetListeners(eventAggregator);
// 3) assert
Assert.Contains(listener, listeners[typeof(Simple_MockEvent)]);
}
public void Subscribe_More_The_One_Validate()
{
// 1) arrange
var listenerOne = MockRepository.GenerateMock <IListener <Simple_MockEvent> >();
var listenerTwo = new Simple_MockListener();
// 2) act
eventAggregator.Subscribe(listenerOne);
eventAggregator.Subscribe(listenerTwo);
Dictionary <Type, List <IListener> > listeners = FieldReflector.GetListeners(eventAggregator);
// 3) assert
Assert.Contains(listenerOne, listeners[typeof(Simple_MockEvent)]);
Assert.Contains(listenerTwo, listeners[typeof(Simple_MockEvent)]);
}
public void Subscribe_Publish_The_Same_Info_In_Event_Validate()
{
// 1) arrange
var listener = new Simple_MockListener();
internalEventAggregator.Subscribe(listener);
// 2) act
internalEventAggregator.Publish <Simple_MockEvent>();
string expected = "Simple_MockEvent";
string actual = listener.Event.ChildType;
// 3) assert
Assert.Equal(expected, actual);
}
public void Subscribe_One_Listener_Two_Times_Catch_Validate()
{
// arrange
var listiner = new Simple_MockListener();
try
{
// act
eventAggregator.Subscribe(listiner);
eventAggregator.Subscribe(listiner);
}
catch (TheSameListenerAlreadySubscribedException ex)
{
// assert
Assert.Same(listiner, ex.Listener);
}
}
public void Subscribe_More_The_One_Another_Events_Validate()
{
// 1) arrange
var listenerOne = MockRepository.GenerateMock <IListener <Simple_MockEvent> >();
var listenerTwo = new Simple_MockListener();
var listenerTwice = new CallHandleCounter_ForTwoEvents_MockListener();
// 2) act
eventAggregator.Subscribe(listenerOne);
eventAggregator.Subscribe(listenerTwo);
eventAggregator.Subscribe(listenerTwice);
Dictionary <Type, List <IListener> > listeners = FieldReflector.GetListeners(eventAggregator);
int expectedCountSimpleEventListeners = 3;
int expectedCountAnotherEventListeners = 1;
// 3) assert
Assert.Equal(expectedCountSimpleEventListeners, listeners[typeof(Simple_MockEvent)].Count);
Assert.Equal(expectedCountAnotherEventListeners, listeners[typeof(Another_MockEvent)].Count);
}