public void EventsArePublishedOnSaveChangesAndThisInteractsWithUnitOfWorkParticipations()
{
var bus = new MockServiceBus();
var store = new MockEventStore();
var users = 1.Through(9).Select(i => { var u = new User(); u.Register(i + "@test.com", "abcd", Guid.NewGuid()); u.ChangeEmail("new" + i + "@test.com"); return(u); }).ToList();
using (var session = new EventStoreSession(bus, store, new SingleThreadUseGuard(), DateTimeNowTimeSource.Instance))
{
var uow = new UnitOfWork(new SingleThreadUseGuard());
uow.AddParticipant(session);
users.Take(3).ForEach(u => session.Save(u));
Assert.That(bus.Published.Count, Is.EqualTo(0));
session.SaveChanges();
Assert.That(bus.Published.Count, Is.EqualTo(6));
users.Skip(3).Take(3).ForEach(u => session.Save(u));
Assert.That(bus.Published.Count, Is.EqualTo(6));
session.SaveChanges();
Assert.That(bus.Published.Count, Is.EqualTo(12));
users.Skip(6).Take(3).ForEach(u => session.Save(u));
Assert.That(bus.Published.Count, Is.EqualTo(12));
Assert.That(store.SavedEvents.Count, Is.EqualTo(0));
uow.Commit();
Assert.That(bus.Published.Count, Is.EqualTo(18));
Assert.That(bus.Published.Select(e => e.EventId).Distinct().Count(), Is.EqualTo(18));
Assert.That(bus.Published, Is.EquivalentTo(store.SavedEvents));
}
}
public void EventsAreDeletedWhenUnitOfWorkIsCommitted()
{
var bus = new MockServiceBus();
var store = new MockEventStore();
using (var session = new EventStoreSession(bus, store, new SingleThreadUseGuard(), DateTimeNowTimeSource.Instance))
{
var uow = new UnitOfWork(new SingleThreadUseGuard());
uow.AddParticipant(session);
var aggregate1 = new Guid("92EC4FE2-26A8-4274-8674-DC5D95513C83");
var aggregate2 = new Guid("F08200E4-8790-4ECC-9F06-A3D3BAC9E21C");
session.Delete(aggregate1);
session.Delete(aggregate2);
session.SaveChanges();
Assert.That(store.DeletedAggregates, Is.Empty);
uow.Commit();
Assert.That(store.DeletedAggregates, Is.EquivalentTo(new[] { aggregate1, aggregate2 }));
}
}
public void EventsAreDeletedWhenNotAUnitOfWorkParticipant()
{
var bus = new MockServiceBus();
var store = new MockEventStore();
using (var session = new EventStoreSession(bus, store, new SingleThreadUseGuard(), DateTimeNowTimeSource.Instance))
{
var aggregate1 = new Guid("92EC4FE2-26A8-4274-8674-DC5D95513C83");
var aggregate2 = new Guid("F08200E4-8790-4ECC-9F06-A3D3BAC9E21C");
session.Delete(aggregate1);
session.Delete(aggregate2);
session.SaveChanges();
session.SaveChanges(); // Verify that SaveChanges() does not delete the events twice.
Assert.That(store.DeletedAggregates, Is.EquivalentTo(new[] { aggregate1, aggregate2 }));
}
}
public void EventsAreDeletedWhenUnitOfWorkIsCommitted()
{
var bus = new MockServiceBus();
var store = new MockEventStore();
using (var session = new EventStoreSession(bus, store, new SingleThreadUseGuard()))
{
var uow = new UnitOfWork(new SingleThreadUseGuard());
uow.AddParticipant(session);
var aggregate1 = new Guid("92EC4FE2-26A8-4274-8674-DC5D95513C83");
var aggregate2 = new Guid("F08200E4-8790-4ECC-9F06-A3D3BAC9E21C");
session.Delete(aggregate1);
session.Delete(aggregate2);
session.SaveChanges();
Assert.That(store.DeletedAggregates, Is.Empty);
uow.Commit();
Assert.That(store.DeletedAggregates, Is.EquivalentTo(new[] { aggregate1, aggregate2 }));
}
}
public void EventsAreDeletedWhenNotAUnitOfWorkParticipant()
{
var bus = new MockServiceBus();
var store = new MockEventStore();
using (var session = new EventStoreSession(bus, store, new SingleThreadUseGuard()))
{
var aggregate1 = new Guid("92EC4FE2-26A8-4274-8674-DC5D95513C83");
var aggregate2 = new Guid("F08200E4-8790-4ECC-9F06-A3D3BAC9E21C");
session.Delete(aggregate1);
session.Delete(aggregate2);
session.SaveChanges();
session.SaveChanges(); // Verify that SaveChanges() does not delete the events twice.
Assert.That(store.DeletedAggregates, Is.EquivalentTo(new[] { aggregate1, aggregate2 }));
}
}
public void EventsArePublishedOnSaveChangesAndThisInteractsWithUnitOfWorkParticipations()
{
var bus = new MockServiceBus();
var store = new MockEventStore();
var users = 1.Through(9).Select(i => { var u = new User(); u.Register(i + "@test.com", "abcd", Guid.NewGuid()); u.ChangeEmail("new" + i + "@test.com"); return u; }).ToList();
using (var session = new EventStoreSession(bus, store, new SingleThreadUseGuard()))
{
var uow = new UnitOfWork(new SingleThreadUseGuard());
uow.AddParticipant(session);
users.Take(3).ForEach(u => session.Save(u));
Assert.That(bus.Published.Count, Is.EqualTo(0));
session.SaveChanges();
Assert.That(bus.Published.Count, Is.EqualTo(6));
users.Skip(3).Take(3).ForEach(u => session.Save(u));
Assert.That(bus.Published.Count, Is.EqualTo(6));
session.SaveChanges();
Assert.That(bus.Published.Count, Is.EqualTo(12));
users.Skip(6).Take(3).ForEach(u => session.Save(u));
Assert.That(bus.Published.Count, Is.EqualTo(12));
Assert.That(store.SavedEvents.Count, Is.EqualTo(0));
uow.Commit();
Assert.That(bus.Published.Count, Is.EqualTo(18));
Assert.That(bus.Published.Select(e => e.EventId).Distinct().Count(), Is.EqualTo(18));
Assert.That(bus.Published, Is.EquivalentTo(store.SavedEvents));
}
}
protected override async Task OnPostActorMethodAsync(ActorMethodContext actorMethodContext)
{
await EventStoreSession.SaveChanges();
}