public async Task SetUp()
{
await ClearAllDataFiles();
var retryPolicy = new RetryPolicy(1, DateTimeUtility.PositiveOneHourTimeSpan);
_bus = new DurableMessageBus(retryPolicy);
_commands = new CommandSubscribers();
_events = new EventSubscribers();
_bus.RegisterSubscriptionFor <TestDurableCommand>(_commands.Handle);
_bus.RegisterSubscriptionFor <TestDurableEvent>(_events.Handle);
}
public async Task SetUp()
{
await ClearAllDataFiles();
var retryPolicy = new RetryPolicy();
Assume.That(retryPolicy.Retries, Is.EqualTo(0));
_bus = new DurableMessageBus(retryPolicy);
_commands = new CommandSubscribers();
_events = new EventSubscribers();
_bus.RegisterSubscriptionFor <TestDurableCommand>(_commands.Handle);
_bus.RegisterSubscriptionFor <TestDurableEvent>(_events.Handle);
}
public async Task MultipleSubscribersCanProcessMessageOnEventPublish()
{
const string input = "test";
//two identical handlers will be registered for the single event,
// so the result will be the input value twice
var expected = string.Format("{0}{0}", input);
var events = new EventSubscribers();
_bus.RegisterSubscriptionFor <TestEvent>(events.Handle);
_bus.RegisterSubscriptionFor <TestEvent>(events.Handle);
await _bus.Publish(new TestEvent(input));
Assert.That(events.ProcessedMessagePayload, Is.EqualTo(expected));
}
public void CanUnregisterSubscriberByKey()
{
Assume.That(_bus.HasSubscriptionFor <TestEvent>(), Is.False, "Expected the bus to not have any subscriptions for TestEvent");
var events = new EventSubscribers();
_bus.RegisterSubscriptionFor <TestEvent>("Key1", events.Handle);
_bus.RegisterSubscriptionFor <TestEvent>("Key2", events.Handle);
Assume.That(_bus.HasSubscription("Key1"), Is.True, "Expected a subscriber registered with key: Key1");
Assume.That(_bus.HasSubscription("Key2"), Is.True, "Expected a subscriber registered with key: Key2");
_bus.UnRegisterSubscription("Key1");
Assert.That(_bus.HasSubscription("Key1"), Is.False);
Assert.That(_bus.HasSubscription("Key2"), Is.True);
}
public async Task MessageIsNotSendToSubscriberOnStart()
{
const string singleValue = "0";
//we need a retry policy with at least one retry
// so that we'd expect the call to Start() to attempt a retry
var retryPolicy = new RetryPolicy(1, DateTimeUtility.PositiveOneHourTimeSpan);
var bus = new DurableMessageBus(retryPolicy);
var events = new EventSubscribers();
bus.RegisterSubscriptionFor <TestDurableEvent>(events.Handle);
await bus.PublishDurable(new TestDurableEvent(singleValue));
Assume.That(events.ProcessedMessagePayload, Is.EqualTo(singleValue), "Event Subscriber didn't receive the expected message.");
bus.UnRegisterAllSubscriptionsFor <TestDurableEvent>();
await bus.Start();
Assert.That(events.ProcessedMessagePayload, Is.EqualTo(singleValue), "Bus did not properly ignore queued event.");
}