public void throws_expected_exception_when_no_topic_is_registered_for_an_event_type()
{
var stubEventTypeName = "foo";
var sut = new DomainEventRegistryBuilder().Build();
Assert.Throws <MessagingException>(() => sut.GetTopicFor(stubEventTypeName));
}
public void returns_expected_registrations_when_registering_multiple_events()
{
var stubRegistration1 = new DomainEventRegistrationBuilder()
.WithEventInstanceType <FooDomainEvent>()
.WithEventType("foo-event-type")
.WithTopic("foo-topic")
.Build();
var stubRegistration2 = new DomainEventRegistrationBuilder()
.WithEventInstanceType <BarDomainEvent>()
.WithEventType("bar-event-type")
.WithTopic("bar-topic")
.Build();
var sut = new DomainEventRegistryBuilder().Build();
sut.Register <FooDomainEvent>(stubRegistration1.EventType, stubRegistration1.Topic);
sut.Register <BarDomainEvent>(stubRegistration2.EventType, stubRegistration2.Topic);
Assert.Equal(
expected: new[] { stubRegistration1, stubRegistration2 },
actual: sut.Registrations,
comparer: new PropertiesComparer <DomainEventRegistration>()
);
}
public void throws_expected_exception_when_no_event_type_name_is_registered_for_an_event_instance()
{
var stubEvent = new FooDomainEvent();
var sut = new DomainEventRegistryBuilder().Build();
Assert.Throws <MessagingException>(() => sut.GetTypeNameFor(stubEvent));
}
public void throws_expected_exception_when_no_instance_type_is_registered(string eventName)
{
var stubEvent = new FooDomainEvent();
var stubRegistration = new DomainEventRegistrationBuilder()
.WithEventInstanceType(stubEvent)
.Build();
var sut = new DomainEventRegistryBuilder().Build();
sut.Register <FooDomainEvent>(stubRegistration.EventType, stubRegistration.Topic);
Assert.Throws <MessagingHandlerNotAvailable>(() => sut.GetInstanceTypeFor(eventName));
}
public void returns_expected_instance_type()
{
var stubEvent = new FooDomainEvent();
var stubRegistration = new DomainEventRegistrationBuilder()
.WithEventInstanceType(stubEvent)
.Build();
var sut = new DomainEventRegistryBuilder().Build();
sut.Register <FooDomainEvent>(stubRegistration.EventType, stubRegistration.Topic);
var result = sut.GetInstanceTypeFor(stubRegistration.EventType);
Assert.Equal(typeof(FooDomainEvent), result);
}
public void returns_expected_registrations_when_registering_single_event()
{
var stubRegistration = new DomainEventRegistrationBuilder()
.WithEventInstanceType <FooDomainEvent>()
.Build();
var sut = new DomainEventRegistryBuilder().Build();
sut.Register <FooDomainEvent>(stubRegistration.EventType, stubRegistration.Topic);
Assert.Equal(
expected: new[] { stubRegistration },
actual: sut.Registrations,
comparer: new PropertiesComparer <DomainEventRegistration>()
);
}
public void returns_expected_topic()
{
var stubRegistration = new DomainEventRegistrationBuilder()
.WithEventInstanceType <FooDomainEvent>()
.Build();
var sut = new DomainEventRegistryBuilder().Build();
sut.Register <FooDomainEvent>(stubRegistration.EventType, stubRegistration.Topic);
var result = sut.GetTopicFor(stubRegistration.EventType);
Assert.Equal(
expected: stubRegistration.Topic,
actual: result
);
}
public void returns_expected_event_type_name()
{
var stubEvent = new FooDomainEvent();
var stubRegistration = new DomainEventRegistrationBuilder()
.WithEventInstanceType(stubEvent)
.Build();
var sut = new DomainEventRegistryBuilder().Build();
sut.Register <FooDomainEvent>(stubRegistration.EventType, stubRegistration.Topic);
var result = sut.GetTypeNameFor(stubEvent);
Assert.Equal(
expected: stubRegistration.EventType,
actual: result
);
}
public void returns_expected_registrations_when_initialized()
{
var sut = new DomainEventRegistryBuilder().Build();
Assert.Empty(sut.Registrations);
}