public async Task WriteEventsAsync(IEnumerable <Envelope <IEvent> > events)
{
Guard.NotNull(events, nameof(events));
var eventArray = events.ToArray();
if (eventArray.Length > 0)
{
var expectedVersion = UseEventSourcing() ? version : EtagVersion.Any;
var commitId = Guid.NewGuid();
foreach (var @event in eventArray)
{
eventEnricher.Enrich(@event, ownerKey);
}
var eventStream = GetStreamName();
var eventData = GetEventData(eventArray, commitId);
try
{
await eventStore.AppendAsync(commitId, eventStream, expectedVersion, eventData);
}
catch (WrongEventVersionException ex)
{
throw new InconsistentStateException(ex.CurrentVersion, ex.ExpectedVersion, ex);
}
versionEvents += eventArray.Length;
}
UpdateVersion();
}
public async Task Should_write_to_store_with_previous_position()
{
SetupEventStore(3);
var persistedEvents = new List <IEvent>();
var persistence = sut.WithEventSourcing(None.Type, key, x => persistedEvents.Add(x.Payload));
await persistence.ReadAsync();
await persistence.WriteEventAsync(Envelope.Create(new MyEvent()));
await persistence.WriteEventAsync(Envelope.Create(new MyEvent()));
A.CallTo(() => eventStore.AppendAsync(A <Guid> .Ignored, key, 2, A <ICollection <EventData> > .That.Matches(x => x.Count == 1)))
.MustHaveHappened();
A.CallTo(() => eventStore.AppendAsync(A <Guid> .Ignored, key, 3, A <ICollection <EventData> > .That.Matches(x => x.Count == 1)))
.MustHaveHappened();
A.CallTo(() => eventEnricher.Enrich(A <Envelope <IEvent> > .Ignored, key))
.MustHaveHappenedTwiceExactly();
}
