public void CanRegisterContentAsDelegateAndRetrieveIt()
{
var registry = new RegionViewRegistry(null);
var content = new MockContentObject();
registry.RegisterViewWithRegion("MyRegion", () => content);
var result = registry.GetContents("MyRegion");
Assert.IsNotNull(result);
Assert.AreEqual(1, result.Count());
Assert.AreSame(content, result.ElementAt(0));
}
public void ShouldNotPreventSubscribersFromBeingGarbageCollected()
{
var registry = new RegionViewRegistry(null);
var subscriber = new MySubscriberClass();
registry.ContentRegistered += subscriber.OnContentRegistered;
WeakReference subscriberWeakReference = new WeakReference(subscriber);
subscriber = null;
GC.Collect();
Assert.IsFalse(subscriberWeakReference.IsAlive);
}
public void ShouldRaiseEventWhenAddingContent()
{
var listener = new MySubscriberClass();
MockServiceLocator locator = new MockServiceLocator();
locator.GetInstance = (type) => new MockContentObject();
var registry = new RegionViewRegistry(locator);
registry.ContentRegistered += listener.OnContentRegistered;
registry.RegisterViewWithRegion("MyRegion", typeof(MockContentObject));
Assert.IsNotNull(listener.onViewRegisteredArguments);
Assert.IsNotNull(listener.onViewRegisteredArguments.GetView);
var result = listener.onViewRegisteredArguments.GetView();
Assert.IsNotNull(result);
Assert.IsInstanceOfType(result, typeof(MockContentObject));
}
public void CanRegisterContentAndRetrieveIt()
{
MockServiceLocator locator = new MockServiceLocator();
Type calledType = null;
locator.GetInstance = (type) =>
{
calledType = type;
return new MockContentObject();
};
var registry = new RegionViewRegistry(locator);
registry.RegisterViewWithRegion("MyRegion", typeof(MockContentObject));
var result = registry.GetContents("MyRegion");
Assert.AreEqual(typeof(MockContentObject), calledType);
Assert.IsNotNull(result);
Assert.AreEqual(1, result.Count());
Assert.IsInstanceOfType(result.ElementAt(0), typeof(MockContentObject));
}
public void OnRegisterErrorShouldGiveClearException()
{
var registry = new RegionViewRegistry(null);
registry.ContentRegistered += new EventHandler<ViewRegisteredEventArgs>(FailWithInvalidOperationException);
try
{
registry.RegisterViewWithRegion("R1", typeof(object));
Assert.Fail();
}
catch (ViewRegistrationException ex)
{
Assert.IsTrue(ex.Message.Contains("Dont do this"));
Assert.IsTrue(ex.Message.Contains("R1"));
Assert.AreEqual(ex.InnerException.Message, "Dont do this");
}
catch(Exception)
{
Assert.Fail("Wrong exception type");
}
}
public void OnRegisterErrorShouldSkipFrameworkExceptions()
{
ExceptionExtensions.RegisterFrameworkExceptionType(typeof (FrameworkException));
var registry = new RegionViewRegistry(null);
registry.ContentRegistered +=new EventHandler<ViewRegisteredEventArgs>(FailWithFrameworkException);
try
{
registry.RegisterViewWithRegion("R1", typeof (object));
Assert.Fail();
}
catch (ViewRegistrationException ex)
{
Assert.IsTrue(ex.Message.Contains("Dont do this"));
Assert.IsTrue(ex.Message.Contains("R1"));
}
catch (Exception)
{
Assert.Fail("Wrong exception type");
}
}