public async Task GetAllByLimit_NotNull()
{
int limit = 10;
_eventoRepositoryMock.Setup(x => x.GetAllByLimit(limit))
.ReturnsAsync(new EventoMock().GetEventos());
var eventoService = new EventoService(_eventoRepositoryMock.Object);
var eventoMethod = await eventoService.GetAllByLimit(limit);
var eventoResult = Assert.IsAssignableFrom <IEnumerable <Evento> >(eventoMethod);
Assert.NotNull(eventoResult);
}