public static EventAggregator Create(ILogger logger)
{
var msgsToIgnoreTraceOn = new List <Type>
{
typeof(InitializationOfUnitTestHarnessClientEvent),
typeof(TestExecutionClassCompletedClientEvent),
typeof(TestExecutionClassBeginClientEvent),
typeof(SignalTestCompleteClientEvent),
};
var config = new EventAggregator.Config
{
HoldReferences = true,
OnMessageNotPublishedBecauseZeroListeners = msgNotHandled =>
{
var msgType = msgNotHandled.GetType();
if (msgsToIgnoreTraceOn.Contains(msgType))
{
return;
}
logger.Debug("No event listener objects were defined to listen to message of type({0})".FormatWith(msgType.FullName));
}
};
return(new EventAggregator(config));
}
public EventAggregator Create()
{
var msgsToIgnoreTraceOn = new List<Type>
{
typeof (InitializationOfUnitTestHarnessClientEvent),
typeof (TestExecutionClassCompletedClientEvent),
typeof (TestExecutionClassBeginClientEvent),
typeof (SignalTestCompleteClientEvent),
};
var config = new EventAggregator.Config
{
HoldReferences = true,
OnMessageNotPublishedBecauseZeroListeners = msgNotHandled =>
{
var msgType = msgNotHandled.GetType();
if (msgsToIgnoreTraceOn.Contains(msgType))
return;
_logger.Debug("No event listener objects were defined to listen to message of type({0})".FormatWith(msgType.FullName));
}
};
return new EventAggregator(config);
}
public void When_no_subscribers_can_detect_nothing_was_published()
{
var config = new EventAggregator.Config();
bool warningWasCalled = false;
config.OnMessageNotPublishedBecauseZeroListeners = msg => { warningWasCalled = true; };
var eventAggregator = new EventAggregator(config);
eventAggregator.SendMessage <SomeMessage>();
warningWasCalled.ShouldBeTrue();
}
public void When_instructed_to_hold_a_strong_reference_and_the_listener_is_attempted__been_garbage_collected_and_an_event_is_published_the_zombied_handler_should_be_removed()
{
var config = new EventAggregator.Config
{
HoldReferences = true
};
var eventAggregator = new EventAggregator(config);
AddHandlerInScopeThatWillRemoveInstanceWhenGarbageCollected(eventAggregator, true);
GC.Collect();
eventAggregator.SendMessage <SomeMessage>();
eventAggregator.GetListeners().Count().ShouldEqual(1);
}
public void When_instructed_to_hold_a_strong_reference_and_the_listener_is_attempted__been_garbage_collected_and_an_event_is_published_the_zombied_handler_should_be_removed()
{
var config = new EventAggregator.Config
{
HoldReferences = true
};
var eventAggregator = new EventAggregator(config);
AddHandlerInScopeThatWillRemoveInstanceWhenGarbageCollected(eventAggregator, true);
GC.Collect();
eventAggregator.SendMessage<SomeMessage>();
eventAggregator.GetListeners().Count().ShouldEqual(1);
}
public static void Run()
{
var config = new EventAggregator.Config
{
// Make the marshaler run in the background thread
DefaultThreadMarshaler = action => Task.Factory.StartNew(action),
};
var eventAggregationManager = new EventAggregator(config);
eventAggregationManager.AddListener(new LongRunningHandler());
"EventAggregator setup complete".Log();
eventAggregationManager.SendMessage <SampleEventMessage>();
}
protected override void Load(ContainerBuilder builder)
{
EventAggregator.Config config = new EventAggregator.Config
{
OnMessageNotPublishedBecauseZeroListeners = delegate(object o)
{
string message = string.Format("{0} was not handled", o);
MessageBox.Show(message, @"EventAggregator - Not Handled");
}
,
SupportMessageInheritance = true
};
EventAggregator eventAggregator = new EventAggregator(config);
builder.RegisterInstance(eventAggregator).As<IEventAggregator>().ExternallyOwned();
base.Load(builder);
}
protected override void Load(ContainerBuilder builder)
{
EventAggregator.Config config = new EventAggregator.Config
{
OnMessageNotPublishedBecauseZeroListeners = delegate(object o)
{
string message = string.Format("{0} was not handled", o);
MessageBox.Show(message, @"EventAggregator - Not Handled");
}
,
SupportMessageInheritance = true
};
EventAggregator eventAggregator = new EventAggregator(config);
builder.RegisterInstance(eventAggregator).As <IEventAggregator>().ExternallyOwned();
base.Load(builder);
}
public void When_no_subscribers_can_detect_nothing_was_published()
{
var config = new EventAggregator.Config();
bool warningWasCalled = false;
config.OnMessageNotPublishedBecauseZeroListeners = msg => { warningWasCalled = true; };
var eventAggregator = new EventAggregator(config);
eventAggregator.SendMessage<SomeMessage>();
warningWasCalled.ShouldBeTrue();
}
