public async Task When_The_Event_Does_Not_Exist_Should_Return_Failure()
{
var eventRepository = new Mock <IEventRepository>();
Maybe <Event> maybeEvent = null;
eventRepository.Setup(it => it.FindById(It.IsAny <Guid>())).Returns(Task.FromResult(maybeEvent));
var destroyEvent = new DestroyEvent(Guid.NewGuid());
var handler = new DestroyEventHandler(eventRepository.Object);
Result result = await handler.Handle(destroyEvent, CancellationToken.None);
Assert.True(result.IsFailure);
}
public async Task Should_Return_Success()
{
var eventRepository = new Mock <IEventRepository>();
Maybe <Event> maybeEvent = new Event(Guid.NewGuid(), "Christmas", new DateTime(year: 2020, month: 6, day: 25));
var destroyEvent = new DestroyEvent(Guid.NewGuid());
eventRepository.Setup(it => it.FindById(It.IsAny <Guid>())).Returns(Task.FromResult(maybeEvent));
var handler = new DestroyEventHandler(eventRepository.Object);
Result result = await handler.Handle(destroyEvent, CancellationToken.None);
Assert.True(result.IsSuccess);
}
public async Task When_The_Event_Is_Not_Removed_Should_Return_Failure()
{
var eventRepository = new Mock <IEventRepository>();
Maybe <Event> maybeEvent = new Event(Guid.NewGuid(), "Christmas", new DateTime(year: 2020, month: 6, day: 25));
eventRepository.Setup(it => it.FindById(It.IsAny <Guid>())).Returns(Task.FromResult(maybeEvent));
eventRepository.Setup(it => it.Remove(It.IsAny <Event>())).Returns(Task.FromResult(Result.Failure("Something has gone wrong...")));
var destroyEvent = new DestroyEvent(Guid.NewGuid());
var handler = new DestroyEventHandler(eventRepository.Object);
Result result = await handler.Handle(destroyEvent, CancellationToken.None);
Assert.True(result.IsFailure);
}