public async Task PublishPendingEvents_does_not_fails_even_if_all_events_persisted()
{
// Arrange
var userId = Guid.NewGuid();
var userCreated = fixture.Create <FakeUserCreated>();
var usernameChanged = fixture.Create <FakeUsernameChanged>();
var domainEvents = new DomainEvent[] { userCreated, usernameChanged };
RaiseEvents(userId, domainEvents);
var envelopes = new List <Envelope>(domainEvents.Select(e => new Envelope(e)));
var batchOperation = new TableBatchOperation();
envelopes
.Select(e => PendingEventTableEntity.FromEnvelope <FakeUser>(e, serializer))
.ForEach(batchOperation.Insert);
await s_eventTable.ExecuteBatchAsync(batchOperation);
batchOperation.Clear();
envelopes
.Select(e => EventTableEntity.FromEnvelope <FakeUser>(e, serializer))
.ForEach(batchOperation.Insert);
await s_eventTable.ExecuteBatchAsync(batchOperation);
// Act
Func <Task> action = () => sut.PublishPendingEvents <FakeUser>(userId, CancellationToken.None);
// Assert
action.ShouldNotThrow();
}
public async Task PublishAllEvents_sends_pending_events()
{
// Arrange
var domainEvents = new List <DomainEvent>();
List <Guid> users = fixture.CreateMany <Guid>().ToList();
foreach (Guid userId in users)
{
var userCreated = fixture.Create <FakeUserCreated>();
var usernameChanged = fixture.Create <FakeUsernameChanged>();
var events = new DomainEvent[] { userCreated, usernameChanged };
RaiseEvents(userId, events);
var envelopes = new List <Envelope>(events.Select(e => new Envelope(e)));
var batchOperation = new TableBatchOperation();
envelopes
.Select(e => PendingEventTableEntity.FromEnvelope <FakeUser>(e, serializer))
.ForEach(batchOperation.Insert);
await s_eventTable.ExecuteBatchAsync(batchOperation);
batchOperation.Clear();
envelopes
.Select(e => EventTableEntity.FromEnvelope <FakeUser>(e, serializer))
.ForEach(batchOperation.Insert);
await s_eventTable.ExecuteBatchAsync(batchOperation);
domainEvents.AddRange(events);
}
var messages = new List <IDomainEvent>();
Mock.Get(messageBus)
.Setup(
x =>
x.SendBatch(
It.IsAny <IEnumerable <Envelope> >(),
It.IsAny <CancellationToken>()))
.Callback <IEnumerable <Envelope>, CancellationToken>(
(batch, cancellationToken) =>
messages.AddRange(batch
.Select(b => b.Message)
.OfType <IDomainEvent>()
.Where(m => users.Contains(m.SourceId))))
.Returns(Task.FromResult(true));
// Act
await sut.PublishAllEvents(CancellationToken.None);
// Assert
messages.Should().OnlyContain(e => e is IDomainEvent);
messages.ShouldAllBeEquivalentTo(domainEvents);
}
public async Task PublishPendingEvents_does_not_delete_pending_events_if_fails_to_send()
{
// Arrange
var userId = Guid.NewGuid();
var userCreated = fixture.Create <FakeUserCreated>();
var usernameChanged = fixture.Create <FakeUsernameChanged>();
var domainEvents = new DomainEvent[] { userCreated, usernameChanged };
RaiseEvents(userId, domainEvents);
var envelopes = new List <Envelope>(domainEvents.Select(e => new Envelope(e)));
var batchOperation = new TableBatchOperation();
var pendingEvents = new List <PendingEventTableEntity>(
envelopes.Select(e => PendingEventTableEntity.FromEnvelope <FakeUser>(e, serializer)));
pendingEvents.ForEach(batchOperation.Insert);
await s_eventTable.ExecuteBatchAsync(batchOperation);
batchOperation.Clear();
envelopes
.Take(1)
.Select(e => EventTableEntity.FromEnvelope <FakeUser>(e, serializer))
.ForEach(batchOperation.Insert);
await s_eventTable.ExecuteBatchAsync(batchOperation);
Mock.Get(messageBus)
.Setup(
x =>
x.SendBatch(
It.IsAny <IEnumerable <Envelope> >(),
It.IsAny <CancellationToken>()))
.Throws(new InvalidOperationException());
// Act
try
{
await sut.PublishPendingEvents <FakeUser>(userId, CancellationToken.None);
}
catch (InvalidOperationException)
{
}
// Assert
string partitionKey = PendingEventTableEntity.GetPartitionKey(typeof(FakeUser), userId);
var query = new TableQuery <PendingEventTableEntity>().Where($"PartitionKey eq '{partitionKey}'");
IEnumerable <object> actual = s_eventTable.ExecuteQuery(query).Select(e => e.RowKey);
actual.ShouldAllBeEquivalentTo(pendingEvents.Select(e => e.RowKey));
}
public async Task PublishPendingEventss_sends_only_persisted_pending_events()
{
// Arrange
var userId = Guid.NewGuid();
var userCreated = fixture.Create <FakeUserCreated>();
var usernameChanged = fixture.Create <FakeUsernameChanged>();
var domainEvents = new DomainEvent[] { userCreated, usernameChanged };
RaiseEvents(userId, domainEvents);
var envelopes = new List <Envelope>(domainEvents.Select(e => new Envelope(e)));
var batchOperation = new TableBatchOperation();
envelopes
.Select(e => PendingEventTableEntity.FromEnvelope <FakeUser>(e, serializer))
.ForEach(batchOperation.Insert);
await s_eventTable.ExecuteBatchAsync(batchOperation);
batchOperation.Clear();
envelopes
.Take(1)
.Select(e => EventTableEntity.FromEnvelope <FakeUser>(e, serializer))
.ForEach(batchOperation.Insert);
await s_eventTable.ExecuteBatchAsync(batchOperation);
List <Envelope> batch = null;
Mock.Get(messageBus)
.Setup(
x =>
x.SendBatch(
It.IsAny <IEnumerable <Envelope> >(),
It.IsAny <CancellationToken>()))
.Callback <IEnumerable <Envelope>, CancellationToken>((b, t) => batch = b.ToList())
.Returns(Task.FromResult(true));
// Act
await sut.PublishPendingEvents <FakeUser>(userId, CancellationToken.None);
// Assert
Mock.Get(messageBus).Verify(
x =>
x.SendBatch(
It.IsAny <IEnumerable <Envelope> >(),
CancellationToken.None),
Times.Once());
batch.ShouldAllBeEquivalentTo(envelopes.Take(1), opts => opts.RespectingRuntimeTypes());
}
private async Task InsertEventsAndCorrelation <T>(
List <Envelope> envelopes,
Guid?correlationId,
CancellationToken cancellationToken)
where T : class, IEventSourced
{
var batch = new TableBatchOperation();
var firstEvent = (IDomainEvent)envelopes.First().Message;
Guid sourceId = firstEvent.SourceId;
foreach (Envelope envelope in envelopes)
{
batch.Insert(EventTableEntity.FromEnvelope <T>(envelope, _serializer));
}
if (correlationId.HasValue)
{
batch.Insert(CorrelationTableEntity.Create(typeof(T), sourceId, correlationId.Value));
}
try
{
await _eventTable.ExecuteBatchAsync(batch, cancellationToken).ConfigureAwait(false);
}
catch (StorageException exception) when(correlationId.HasValue)
{
string filter = CorrelationTableEntity.GetFilter(typeof(T), sourceId, correlationId.Value);
var query = new TableQuery <CorrelationTableEntity>().Where(filter);
if (await _eventTable.Any(query, cancellationToken))
{
throw new DuplicateCorrelationException(
typeof(T),
sourceId,
correlationId.Value,
exception);
}
throw;
}
}
public async Task PublishPendingEvents_deletes_all_pending_events()
{
// Arrange
var userId = Guid.NewGuid();
var userCreated = fixture.Create <FakeUserCreated>();
var usernameChanged = fixture.Create <FakeUsernameChanged>();
var domainEvents = new DomainEvent[] { userCreated, usernameChanged };
RaiseEvents(userId, domainEvents);
var envelopes = new List <Envelope>(domainEvents.Select(e => new Envelope(e)));
var batchOperation = new TableBatchOperation();
envelopes
.Select(e => PendingEventTableEntity.FromEnvelope <FakeUser>(e, serializer))
.ForEach(batchOperation.Insert);
await s_eventTable.ExecuteBatchAsync(batchOperation);
batchOperation.Clear();
envelopes
.Take(1)
.Select(e => EventTableEntity.FromEnvelope <FakeUser>(e, serializer))
.ForEach(batchOperation.Insert);
await s_eventTable.ExecuteBatchAsync(batchOperation);
// Act
await sut.PublishPendingEvents <FakeUser>(userId, CancellationToken.None);
// Assert
string partitionKey = PendingEventTableEntity.GetPartitionKey(typeof(FakeUser), userId);
var query = new TableQuery <PendingEventTableEntity>().Where($"PartitionKey eq '{partitionKey}'");
List <PendingEventTableEntity> actual = s_eventTable.ExecuteQuery(query).ToList();
actual.Should().BeEmpty();
}