public void Integration_OnFailWithRetry_Succeeds()
{
int firstCall = 0;
int secondCall = 0;
Delegate <TestEvent> firstHandler = (p) => { firstCall++; if (firstCall < 3)
{
throw new InvalidOperationException();
}
};
FailDelegate <TestEvent> secondHandler = (p, e) => { secondCall++; };
EventBus.Subscribe <TestEvent>(
firstHandler
// try and call secondHandler if failed
.AddOnFail <TestEvent, Exception>(secondHandler, OnException.ThrowException)
// and retry this up to 5 times
.Retry <TestEvent, Exception>(5)
);
EventBus.Publish(new TestEvent(), this);
Assert.AreEqual(3, firstCall);
Assert.AreEqual(2, secondCall);
}
public void OnFail_ExceptionDoNotMatch_ThrowsException()
{
bool secondCall = false;
Delegate <TestEvent> firstHandler = (p) => { throw new InvalidOperationException(); };
FailDelegate <TestEvent> secondHandler = (p, e) => { secondCall = true; };
EventBus.Subscribe <TestEvent>(
firstHandler.AddOnFail <TestEvent, ArgumentException>(secondHandler)
);
EventBus.Publish(new TestEvent(), this);
Assert.IsFalse(secondCall);
}
public void OnFail_MatchingException_OnFailCalled()
{
bool secondCall = false;
bool exceptionPublished = false;
Delegate <TestEvent> firstHandler = (p) => { throw new InvalidOperationException(); };
FailDelegate <TestEvent> secondHandler = (p, e) => { secondCall = true; };
EventBus.Subscribe <TestEvent>(firstHandler.AddOnFail <TestEvent, Exception>(secondHandler, OnException.PublishExceptionToDefaultEventBus));
EventBus.Subscribe <Exception>((param) => { exceptionPublished = true; });
EventBus.Publish(new TestEvent(), this);
Assert.IsTrue(secondCall);
Assert.IsTrue(exceptionPublished);
}
public void OnFail_ExceptionMatchButNotReThrown_HappyCase()
{
bool secondCall = false;
bool exceptionPublished = false;
Delegate <TestEvent> firstHandler = (p) => { throw new InvalidOperationException(); };
FailDelegate <TestEvent> secondHandler = (p, e) => { secondCall = true; };
EventBus.Subscribe <TestEvent>(
firstHandler.AddOnFail <TestEvent, Exception>(secondHandler)
);
EventBus.Subscribe <Exception>((param) => { exceptionPublished = true; });
EventBus.Publish(new TestEvent(), this);
Assert.IsTrue(secondCall);
Assert.IsFalse(exceptionPublished);
}
