public async Task Subscribe_FiltersOnObserverGenericType()
{
var eventManager = new MobileServiceEventManager();
var testEvent = new TestEvent <bool>(false);
var mobileServiceEvent = new MobileServiceEvent <bool>("msevent", false);
var mre = new ManualResetEventSlim();
var observer = new MobileServiceEventObserver <TestEvent <bool> >(e => {
e.Payload = true;
mre.Set();
});
IDisposable testEventSubscription = eventManager.Subscribe(observer);
await eventManager.PublishAsync(testEvent);
bool eventSet = mre.Wait(500);
Assert.True(eventSet);
Assert.True(testEvent.Payload, "Test event was not handled");
mre.Reset();
await eventManager.PublishAsync(mobileServiceEvent);
eventSet = mre.Wait(500);
Assert.False(eventSet);
Assert.False(mobileServiceEvent.Payload);
testEventSubscription.Dispose();
}
private void StatusObserver(MobileServiceEvent obj)
{
// Refresh the UI if a job was edited on the detail page
if (obj.Name == "JobChanged")
{
Device.BeginInvokeOnMainThread(async() => {
await RefreshAsync();
});
}
}
private void DownloadStatusObserver(MobileServiceEvent obj)
{
var image = Images.Where(x => x.Id == obj.Name).FirstOrDefault();
Debug.WriteLine($"Image download event: {image?.Id}");
if (image != null)
{
image.ImageLoaded = true;
}
}
public void Subscribe_FiltersOnGenericType()
{
var eventManager = new MobileServiceEventManager();
var testEvent = new TestEvent <bool>(false);
var mobileServiceEvent = new MobileServiceEvent <bool>("msevent", false);
IDisposable testEventSubscription = eventManager.Subscribe <TestEvent <bool> >(e => e.Payload = true);
eventManager.PublishAsync(testEvent).Wait(1000);
eventManager.PublishAsync(mobileServiceEvent).Wait(1000);
Assert.True(testEvent.Payload, "Test event was not handled");
Assert.False(mobileServiceEvent.Payload, "Mobile service event was not filtered");
testEventSubscription.Dispose();
}
public void Subscribe_OnSubscriptionHandler_Succeeds()
{
var eventManager = new MobileServiceEventManager();
var mobileServiceEvent = new MobileServiceEvent <bool>("msevent", false);
bool eventHandled = false;
IDisposable innerSubscription = null;
IDisposable outerSubscription = eventManager
.Subscribe <IMobileServiceEvent>(e => innerSubscription = eventManager.Subscribe <IMobileServiceEvent>(b => eventHandled = true));
bool result = eventManager.PublishAsync(mobileServiceEvent).Wait(1000);
Assert.True(result, "Subscribe failed");
outerSubscription.Dispose();
eventManager.PublishAsync(mobileServiceEvent).Wait(1000);
Assert.True(eventHandled, "Subscribe failed");
}
