public async Task UserCategoriesFromHistoryCanPopulateQueryDbUsingGenericHandlerResolver()
{
var sh = _stateHelper;
await _aggregateRepository.Create(new AggregateRoot { EventVersion = 0, Version = 0, Id = 2 });
UserCategoryCreatedEvent e2 = new UserCategoryCreatedEvent(2, "Category 2", DateTime.UtcNow);
await _eventRepository.Create(new Event { Id = 2, AggregateId = 2, Data = DatabaseEventStorage.Serialize <UserCategoryCreatedEvent>(e2) });
UserCategoryNameChangedEvent e3 = new UserCategoryNameChangedEvent(2, "Category 2 Renamed Once", 0, DateTime.UtcNow);
await _eventRepository.Create(new Event { Id = 3, AggregateId = 2, Data = DatabaseEventStorage.Serialize <UserCategoryNameChangedEvent>(e3) });
UserCategoryNameChangedEvent e4 = new UserCategoryNameChangedEvent(2, "Category 2 Renamed Twice", 1, DateTime.UtcNow);
await _eventRepository.Create(new Event { Id = 4, AggregateId = 2, Data = DatabaseEventStorage.Serialize <UserCategoryNameChangedEvent>(e4) });
UserCategoryNameChangedEvent e5 = new UserCategoryNameChangedEvent(2, "Category 2 Renamed Three Times", 2, DateTime.UtcNow);
await _eventRepository.Create(new Event { Id = 5, AggregateId = 2, Data = DatabaseEventStorage.Serialize <UserCategoryNameChangedEvent>(e5) });
UserCategoryNameChangedEvent e6 = new UserCategoryNameChangedEvent(2, "Category 2 Renamed Four Times", 3, DateTime.UtcNow);
await _eventRepository.Create(new Event { Id = 6, AggregateId = 2, Data = DatabaseEventStorage.Serialize <UserCategoryNameChangedEvent>(e6) });
UserCategoryNameChangedEvent e7 = new UserCategoryNameChangedEvent(2, "Category 2 Renamed Five Times", 4, DateTime.UtcNow);
await _eventRepository.Create(new Event { Id = 6, AggregateId = 2, Data = DatabaseEventStorage.Serialize <UserCategoryNameChangedEvent>(e7) });
await sh.RestoreState();
var cats = await _categoryRepo.FindByAsync(q => q.Id == 2).ConfigureAwait(false);
var cat = cats.FirstOrDefault();
Assert.AreEqual("Category 2 Renamed Five Times", cat.Name);
}
public async Task UserCategoriesCanBeReadFromHistoryWithMementos()
{
await _aggregateRepository.Create(new AggregateRoot { EventVersion = 0, Version = 0, Id = 1 });
UserCategoryCreatedEvent e2 = new UserCategoryCreatedEvent(2, "Category 2", DateTime.UtcNow);
await _eventRepository.Create(new Event { Id = 2, AggregateId = 1, Data = DatabaseEventStorage.Serialize <UserCategoryCreatedEvent>(e2) });
UserCategoryNameChangedEvent e3 = new UserCategoryNameChangedEvent(1, "Category 2 Renamed Once", 0, DateTime.UtcNow);
await _eventRepository.Create(new Event { Id = 3, AggregateId = 1, Data = DatabaseEventStorage.Serialize <UserCategoryNameChangedEvent>(e3) });
UserCategoryNameChangedEvent e4 = new UserCategoryNameChangedEvent(1, "Category 2 Renamed Twice", 1, DateTime.UtcNow);
await _eventRepository.Create(new Event { Id = 4, AggregateId = 1, Data = DatabaseEventStorage.Serialize <UserCategoryNameChangedEvent>(e4) });
UserCategoryNameChangedEvent e5 = new UserCategoryNameChangedEvent(1, "Category 2 Renamed Three Times", 2, DateTime.UtcNow);
await _eventRepository.Create(new Event { Id = 5, AggregateId = 1, Data = DatabaseEventStorage.Serialize <UserCategoryNameChangedEvent>(e5) });
UserCategoryNameChangedEvent e6 = new UserCategoryNameChangedEvent(1, "Category 2 Renamed Four Times", 3, DateTime.UtcNow);
await _eventRepository.Create(new Event { Id = 6, AggregateId = 1, Data = DatabaseEventStorage.Serialize <UserCategoryNameChangedEvent>(e6) });
UserCategoryNameChangedEvent e7 = new UserCategoryNameChangedEvent(1, "Category 2 Renamed Five Times", 4, DateTime.UtcNow);
await _eventRepository.Create(new Event { Id = 6, AggregateId = 1, Data = DatabaseEventStorage.Serialize <UserCategoryNameChangedEvent>(e7) });
UserCategoryMemento memento = new UserCategoryMemento(1, "Category 2 Renamed Three Times", 3);
await _mementoRepository.Create(new BaseMemento { Id = 1, Version = 3, Data = DatabaseEventStorage.Serialize <UserCategoryMemento>(memento) });
var uc2 = await _userCategoryRepository.GetById(1).ConfigureAwait(false);
Assert.AreEqual("Category 2 Renamed Five Times", uc2.Name);
}
public async Task UserCategoryUpdateCommandTriggersEventToUpdateQueryDbWithNewCategoryName()
{
//Arrange
string newName = "NewCategoryNameForCategory2";
await _categoryRepo.Create(new Category { Id = 1, Name = "Category1", Version = 0 });
await _categoryRepo.Create(new Category { Id = 2, Name = "Category2", Version = 0 });
await _categoryRepo.Create(new Category { Id = 3, Name = "Category3", Version = 0 });
UserCategoryCreatedEvent e = new UserCategoryCreatedEvent(1, "Category2", DateTime.UtcNow);
await _eventRepository.Create(new Event { Id = 2, AggregateId = 1, Data = DatabaseEventStorage.Serialize <UserCategoryCreatedEvent>(e) });
await _aggregateRepository.Create(new AggregateRoot { EventVersion = 0, Id = 1 });
//Act
await _commandBus.Send(new UserCategoryNameChangeCommand(1, newName, 0));
var cats = await _categoryRepo.FindByAsync(q => q.Id == 1).ConfigureAwait(false);
var cat = cats.FirstOrDefault();
//Assert
Assert.AreEqual(newName, cat.Name);
Assert.AreEqual(1, cat.Version);
}
public async Task UserCategoriesFromHistoryCanPopulateQueryDb()
{
await _aggregateRepository.Create(new AggregateRoot { EventVersion = 0, Version = 0, Id = 1 });
UserCategoryCreatedEvent e2 = new UserCategoryCreatedEvent(1, "Category 1", DateTime.UtcNow);
await _eventRepository.Create(new Event { Id = 2, AggregateId = 1, Data = DatabaseEventStorage.Serialize <UserCategoryCreatedEvent>(e2) });
UserCategoryNameChangedEvent e3 = new UserCategoryNameChangedEvent(1, "Category 1 Renamed Once", 0, DateTime.UtcNow);
await _eventRepository.Create(new Event { Id = 3, AggregateId = 1, Data = DatabaseEventStorage.Serialize <UserCategoryNameChangedEvent>(e3) });
UserCategoryNameChangedEvent e4 = new UserCategoryNameChangedEvent(1, "Category 1 Renamed Twice", 1, DateTime.UtcNow);
await _eventRepository.Create(new Event { Id = 4, AggregateId = 1, Data = DatabaseEventStorage.Serialize <UserCategoryNameChangedEvent>(e4) });
UserCategoryNameChangedEvent e5 = new UserCategoryNameChangedEvent(1, "Category 1 Renamed Three Times", 2, DateTime.UtcNow);
await _eventRepository.Create(new Event { Id = 5, AggregateId = 1, Data = DatabaseEventStorage.Serialize <UserCategoryNameChangedEvent>(e5) });
UserCategoryNameChangedEvent e6 = new UserCategoryNameChangedEvent(1, "Category 1 Renamed Four Times", 3, DateTime.UtcNow);
await _eventRepository.Create(new Event { Id = 6, AggregateId = 1, Data = DatabaseEventStorage.Serialize <UserCategoryNameChangedEvent>(e6) });
UserCategoryNameChangedEvent e7 = new UserCategoryNameChangedEvent(1, "Category 1 Renamed Five Times", 4, DateTime.UtcNow);
await _eventRepository.Create(new Event { Id = 7, AggregateId = 1, Data = DatabaseEventStorage.Serialize <UserCategoryNameChangedEvent>(e7) });
foreach (var @event in (await _eventRepository.FindByAsync(x => true)).ToList())
{
var e = DatabaseEventStorage.DeSerialize(@event.Data);
if (e is UserCategoryNameChangedEvent)
{
var handlers = _eventHandlerFactory.GetHandlers <UserCategoryNameChangedEvent>();
foreach (var eventHandler in handlers)
{
eventHandler.Handle(e);
}
}
if (e is UserCategoryCreatedEvent)
{
var handlers = _eventHandlerFactory.GetHandlers <UserCategoryCreatedEvent>();
foreach (var eventHandler in handlers)
{
eventHandler.Handle(e);
}
}
}
var cats = await _categoryRepo.FindByAsync(q => q.Id == 1).ConfigureAwait(false);
var cat = cats.FirstOrDefault();
Assert.AreEqual("Category 1 Renamed Five Times", cat.Name);
}
public async Task UserCategoriesCanBeReadFromHistoryWithoutMementos()
{
await _aggregateRepository.Create(new AggregateRoot { EventVersion = 0, Version = 0, Id = 1 });
await _aggregateRepository.Create(new AggregateRoot { EventVersion = 0, Version = 0, Id = 2 });
UserCategoryCreatedEvent e = new UserCategoryCreatedEvent(1, "Category 1", DateTime.UtcNow);
await _eventRepository.Create(new Event { Id = 1, AggregateId = 1, Data = DatabaseEventStorage.Serialize <UserCategoryCreatedEvent>(e) });
UserCategoryCreatedEvent e2 = new UserCategoryCreatedEvent(2, "Category 2", DateTime.UtcNow);
await _eventRepository.Create(new Event { Id = 2, AggregateId = 2, Data = DatabaseEventStorage.Serialize <UserCategoryCreatedEvent>(e2) });
UserCategoryNameChangedEvent e3 = new UserCategoryNameChangedEvent(2, "Category 2 Renamed", 0, DateTime.UtcNow);
await _eventRepository.Create(new Event { Id = 3, AggregateId = 2, Data = DatabaseEventStorage.Serialize <UserCategoryNameChangedEvent>(e3) });
var uc1 = await _userCategoryRepository.GetById(1).ConfigureAwait(false);
var uc2 = await _userCategoryRepository.GetById(2).ConfigureAwait(false);
Assert.AreEqual("Category 1", uc1.Name);
Assert.AreEqual("Category 2 Renamed", uc2.Name);
}