public void Should_Invoke_Registered_Domain_Event_Handler()
{
TestDomainEventHandler handler = new TestDomainEventHandler(_testOutput);
IEventSourcedAggregateRepository <TestAggregate, Guid> repository = Factory.CreateTestAggregateRepository(reg =>
{
reg.Register <TestAggregateCreatedEvent>(() => handler);
reg.Register <OperationExecutedEvent>(() => handler);
});
TestAggregate aggregate = new TestAggregate(Guid.NewGuid());
aggregate.ExecuteSomeOperation("Test Operation");
repository.Save(aggregate);
// Event may not have yet been handled in background.
Thread.Sleep(1000);
// Aggregate should be stored.
TestAggregate storedAggregate = repository.GetById(aggregate.Id);
Assert.Equal(aggregate.Id, storedAggregate.Id);
// Aggregate should have 2 events.
// 1. TestAggregateCreated
// 2. TestAggregateModified
Assert.Equal(2, handler.HandledEvents.Count);
Assert.Contains(handler.HandledEvents, (e) => e is TestAggregateCreatedEvent);
Assert.Contains(handler.HandledEvents, (e) => e is OperationExecutedEvent);
}
public void Should_Trigger_OnError_When_Domain_Event_Handler_Exception_Occurred()
{
TestDomainEventHandler handler = new TestDomainEventHandler(_testOutput);
IEventPublisher publisher = Factory.CreatePublisher(reg =>
{
reg.Register <TestAggregateCreatedEvent>(() => handler);
reg.Register <OperationExecutedEvent>(() => handler);
});
publisher.OnError += (e, ex) =>
{
_testOutput.WriteLine($"{ex.GetType().Name} occurred while handling {e.GetType().Name} event: {ex.Message}");
Assert.IsType <TestAggregateDomainEventHandlerException>(ex);
};
IEventSourcedAggregateRepository <TestAggregate, Guid> repository = Factory.CreateTestAggregateRepository(publisher);
TestAggregate aggregate = new TestAggregate(Guid.NewGuid());
// This would trigger a TestAggregateDomainEventHandlerException when handled by TestDomainEventHandler.
aggregate.TriggerExceptionOnEventHandler();
repository.Save(aggregate);
}
public void ExecuteDeleteCmdApplicationConfigurationCommandWithNullThrowsException(
CmdApplicationConfigurationService sut,
TestDomainEventHandler<ConfigurationDeletedEvent> deleteHandler,
DeleteCmdApplicationConfigurationCommand command)
{
DomainEvents.Subscribe(deleteHandler);
sut.Execute(command);
Assert.True(deleteHandler.EventHandlerInvoked);
}
public void ExecuteSaveCmdApplicationConfigurationWithExistingNameRaisesRejectedEvent(
[Frozen]Mock<ICmdApplicationConfigurationRepository> repository,
SaveCmdApplicationConfigurationCommand command,
TestDomainEventHandler<CmdApplicationConfigurationSaveRejected> testHandler,
CmdApplicationConfigurationService sut)
{
repository
.Setup(a => a.CheckIfConfigurationWithSameNameExists(command.ApplicationConfiguration))
.Returns(true);
DomainEvents.Subscribe(testHandler);
sut.Execute(command);
Assert.True(testHandler.EventHandlerInvoked);
}
