public async Task Can_save_stream_entry()
{
var number = await persistenceEngine.GetCurrentEventStoreCheckpointNumberAsync();
number.Should().Be(-1);
var rawStreamEntry = config.WriteModel.GenerateRawStreamEntry();
await persistenceEngine.SaveStreamEntriesAsync(new[] { rawStreamEntry });
number = await persistenceEngine.GetCurrentEventStoreCheckpointNumberAsync();
number.Should().BeGreaterThan(-1);
}
protected async Task SaveStreamEntryAsync()
{
testEvents = CreateTestData(null, null)
.Concat(CreateTestData("testgroup", null))
.Concat(CreateTestData(null, "testcategory"))
.Concat(CreateTestData("testgroup", "testcategory"))
.ToArray();
await persistenceEngine.SaveStreamEntriesAsync(testEvents);
await FixTestDataAsync();
}
private async Task SaveRawStreamEntryAsync()
{
await engine.SaveStreamEntriesAsync(
new[]
{
config.WriteModel.GetRawStreamEntryFactory().CreateRawStreamEntry(
engine.Serializer,
Guid.NewGuid().ToString(),
Guid.NewGuid().ToString(),
1,
new TestCatchUpEvent().ToTypedMessage(Guid.NewGuid().ToString(), null, null, null, DateTime.UtcNow, 0))
});
}
public virtual async Task <int> SaveAsync(IEnumerable <IEventSourcedEntity> entities, IDictionary <string, object> commitHeaders = null)
{
var commitId = Guid.NewGuid().ToString();
int result;
var allMessages = new List <IMessage>();
var allStreamEntries = new List <IRawStreamEntry>();
commitHeaders = commitHeaders ?? new Dictionary <string, object>();
var distinctEntitiesList = entities
.GroupBy(x => new { x.Id, x.GetType().Name })
.Select(x => x.First())
.ToList();
foreach (var entity in distinctEntitiesList)
{
var streamName = entity.StreamName;
var baseStreamRevision = entity.Version - entity.UncommittedEvents.Count();
var messages = entity.UncommittedEvents
.Select(@event => @event.ToTypedMessage(
Guid.NewGuid().ToString(),
commitHeaders,
commitHeaders?.ContainsKey(MessageConstants.CorrelationIdKey) == true ?
(commitHeaders[MessageConstants.CorrelationIdKey] ?? "").ToString() :
null,
commitHeaders?.ContainsKey(MessageConstants.CausationIdKey) == true ?
(commitHeaders[MessageConstants.CausationIdKey] ?? "").ToString() :
null,
DateTime.UtcNow,
0))
.ToList();
allMessages.AddRange(messages);
var streamDTOs = messages
.Select(x => rawStreamEntryFactory.CreateRawStreamEntry(persistenceEngine.Serializer, streamName, commitId, ++baseStreamRevision, x))
.ToList();
allStreamEntries.AddRange(streamDTOs);
}
result = await persistenceEngine.SaveStreamEntriesAsync(allStreamEntries);
allStreamEntries.Clear();
foreach (var entity in entities)
{
entity.ClearUncommittedEvents();
}
foreach (var message in allMessages)
{
committedMessagesSubject.OnNext(message);
}
allMessages.Clear();
return(result);
}