public async Task OnConnected_SendingMessage_MessageSent()
{
Host.ConfigureServices(
services => services
.AddLogging()
.AddSilverback()
.UseModel()
.WithConnectionToMessageBroker(options => options.AddMockedMqtt())
.AddMqttEndpoints(
endpoints => endpoints
.Configure(
config => config
.WithClientId("e2e-test")
.ConnectViaTcp("e2e-mqtt-broker"))
.AddOutbound <IIntegrationEvent>(
endpoint => endpoint.ProduceTo(DefaultTopicName))
.AddInbound(
endpoint => endpoint
.ConsumeFrom(DefaultTopicName)))
.AddScopedBrokerCallbackHandler <SendMessageConnectedCallbackHandler>()
.AddIntegrationSpyAndSubscriber())
.Run();
await AsyncTestingUtil.WaitAsync(() => Helper.Spy.OutboundEnvelopes.Count >= 1);
Helper.Spy.OutboundEnvelopes.Should().HaveCount(1);
Helper.Spy.OutboundEnvelopes[0].Message.Should().BeOfType <TestEventOne>();
}
public async Task Abort_WhileAsyncEnumeratingStreams_EnumerationAborted()
{
int?count = null;
var provider = new MessageStreamProvider <int>();
var stream = provider.CreateStream <int>();
var enumerationTask = Task.Run(
async() =>
{
count = await stream.CountAsync();
});
await provider.PushAsync(1);
await provider.PushAsync(2);
await provider.PushAsync(3);
count.Should().BeNull();
provider.Abort();
await AsyncTestingUtil.WaitAsync(() => enumerationTask.IsCompleted);
count.Should().BeNull();
enumerationTask.Status.Should().Be(TaskStatus.Canceled);
}
public async Task StartAsync_WithDbLockManager_OnlyOneTaskIsExecutedSimultaneously()
{
bool executed1 = false;
bool executed2 = false;
var service1 = new TestRecurringDistributedBackgroundService(stoppingToken =>
{
executed1 = true;
return(Task.CompletedTask);
}, new DbDistributedLockManager(_servicesProvider));
await service1.StartAsync(CancellationToken.None);
await AsyncTestingUtil.WaitAsync(() => executed1);
var service2 = new TestRecurringDistributedBackgroundService(_ =>
{
executed2 = true;
return(Task.CompletedTask);
}, new DbDistributedLockManager(_servicesProvider));
await service2.StartAsync(CancellationToken.None);
await AsyncTestingUtil.WaitAsync(() => executed2, 100);
executed1.Should().BeTrue();
executed2.Should().BeFalse();
await service1.StopAsync(CancellationToken.None);
await AsyncTestingUtil.WaitAsync(() => executed2);
executed2.Should().BeTrue();
}
public async Task PushAsync_WhileEnumerating_BackpressureIsHandled()
{
var stream = new MessageStreamEnumerable <int>();
using var enumerator = stream.GetEnumerator();
var pushTask1 = stream.PushAsync(new PushedMessage(1, 1));
var pushTask2 = stream.PushAsync(new PushedMessage(2, 2));
var pushTask3 = stream.PushAsync(new PushedMessage(3, 3));
enumerator.MoveNext();
await Task.Delay(100);
pushTask1.IsCompleted.Should().BeFalse();
enumerator.MoveNext();
await AsyncTestingUtil.WaitAsync(() => pushTask1.IsCompleted);
pushTask1.IsCompleted.Should().BeTrue();
await Task.Delay(100);
pushTask2.IsCompleted.Should().BeFalse();
pushTask3.IsCompleted.Should().BeFalse();
enumerator.MoveNext();
await AsyncTestingUtil.WaitAsync(() => pushTask2.IsCompleted);
pushTask2.IsCompleted.Should().BeTrue();
pushTask3.IsCompleted.Should().BeFalse();
}
public async Task Publish_MessageStreamProvider_MessagesNotAutomaticallyEnumerated()
{
var receivedEnumeratedStreams = 0;
var streamPublisher = new StreamPublisher(
PublisherTestsHelper.GetPublisher(
builder => builder
.AddDelegateSubscriber(
(IReadOnlyCollection <IEvent> enumerable) =>
{
Interlocked.Increment(ref receivedEnumeratedStreams);
})
.AddDelegateSubscriber(
(List <TestEventOne> list) => { Interlocked.Increment(ref receivedEnumeratedStreams); })));
var streamProvider = new MessageStreamProvider <IEvent>();
await streamPublisher.PublishAsync(streamProvider);
await streamProvider.PushAsync(new TestEventOne(), false);
await streamProvider.PushAsync(new TestEventTwo(), false);
await streamProvider.CompleteAsync();
await AsyncTestingUtil.WaitAsync(() => receivedEnumeratedStreams >= 1, TimeSpan.FromMilliseconds(500));
receivedEnumeratedStreams.Should().Be(0);
}
public async Task Streaming_DisconnectWhileObserving_ObserverCompleted()
{
bool completed = false;
var receivedMessages = new ConcurrentBag <TestEventOne>();
Host.ConfigureServices(
services => services
.AddLogging()
.AddSilverback()
.AsObservable()
.UseModel()
.WithConnectionToMessageBroker(options => options.AddMockedKafka())
.AddKafkaEndpoints(
endpoints => endpoints
.Configure(
config =>
{
config.BootstrapServers = "PLAINTEXT://e2e";
})
.AddOutbound <IIntegrationEvent>(
endpoint => endpoint.ProduceTo(DefaultTopicName))
.AddInbound(
endpoint => endpoint
.ConsumeFrom(DefaultTopicName)
.Configure(
config =>
{
config.GroupId = "consumer1";
})))
.AddDelegateSubscriber(
(IMessageStreamObservable <TestEventOne> observable) =>
observable.Subscribe(
message => receivedMessages.Add(message),
() => completed = true)))
.Run();
var publisher = Host.ScopedServiceProvider.GetRequiredService <IEventPublisher>();
await publisher.PublishAsync(
new TestEventOne
{
Content = "Message 1"
});
await publisher.PublishAsync(
new TestEventOne
{
Content = "Message 2"
});
await Helper.WaitUntilAllMessagesAreConsumedAsync();
await AsyncTestingUtil.WaitAsync(() => receivedMessages.Count >= 2);
receivedMessages.Should().HaveCount(2);
await Helper.Broker.DisconnectAsync();
completed.Should().BeTrue();
DefaultTopic.GetCommittedOffsetsCount("consumer1").Should().Be(2);
}
public async Task Publish_MessageStreamProvider_MessagesNotAutomaticallyEnumerated()
{
var receivedEnumeratedStreams = 0;
var serviceProvider = ServiceProviderHelper.GetServiceProvider(
services => services
.AddFakeLogger()
.AddSilverback()
.AsObservable()
.AddDelegateSubscriber(
(IReadOnlyCollection <IEvent> _) =>
{
Interlocked.Increment(ref receivedEnumeratedStreams);
})
.AddDelegateSubscriber(
(List <TestEventOne> _) => { Interlocked.Increment(ref receivedEnumeratedStreams); }));
var streamPublisher = serviceProvider.GetRequiredService <IStreamPublisher>();
var streamProvider = new MessageStreamProvider <IEvent>();
await streamPublisher.PublishAsync(streamProvider);
await streamProvider.PushAsync(new TestEventOne(), false);
await streamProvider.PushAsync(new TestEventTwo(), false);
await streamProvider.CompleteAsync();
await AsyncTestingUtil.WaitAsync(
() => receivedEnumeratedStreams >= 1,
TimeSpan.FromMilliseconds(500));
receivedEnumeratedStreams.Should().Be(0);
}
public async Task PartitionEofCallback_PartitionEofEnabled_HandlerInvoked()
{
var message = new TestEventOne
{
Content = "Hello E2E!"
};
Host.ConfigureServices(
services => services
.AddLogging()
.AddSilverback()
.UseModel()
.AddSingletonBrokerCallbackHandler <KafkaPartitionEofCallback>()
.WithConnectionToMessageBroker(
options => options
.AddMockedKafka(
mockedKafkaOptions => mockedKafkaOptions.WithDefaultPartitionsCount(5)))
.AddKafkaEndpoints(
endpoints => endpoints
.Configure(
config =>
{
config.BootstrapServers = "PLAINTEXT://tests";
})
.AddOutbound <IIntegrationEvent>(
endpoint => endpoint.ProduceTo(DefaultTopicName))
.AddInbound(
endpoint => endpoint
.ConsumeFrom(DefaultTopicName)
.Configure(
config =>
{
config.GroupId = "consumer1";
config.EnablePartitionEof = true;
})))
.AddIntegrationSpyAndSubscriber())
.Run();
var callbackHandlerKafkaEndOfPartitionReached = (KafkaPartitionEofCallback)Host
.ScopedServiceProvider
.GetServices <IBrokerCallback>()
.First(service => service is KafkaPartitionEofCallback);
await AsyncTestingUtil.WaitAsync(
() => callbackHandlerKafkaEndOfPartitionReached.AllPartitionsEofCallbackCount == 5);
var kafkaTestingHelper = Host.ServiceProvider.GetRequiredService <IKafkaTestingHelper>();
var publisher = Host.ScopedServiceProvider.GetRequiredService <IEventPublisher>();
await publisher.PublishAsync(message);
await kafkaTestingHelper.WaitUntilAllMessagesAreConsumedAsync();
await AsyncTestingUtil.WaitAsync(
() => callbackHandlerKafkaEndOfPartitionReached.AllPartitionsEofCallbackCount == 6);
// There are 5 partitions and one message will be published, so in fact 6 times the end of the partition should be reached
callbackHandlerKafkaEndOfPartitionReached.AllPartitionsEofCallbackCount.Should().Be(6);
kafkaTestingHelper.Spy.OutboundEnvelopes.Should().HaveCount(1);
}
public async Task Publish_MessageStreamProviderOfEnvelopes_OnlyAutoUnwrapMessagesReceived()
{
var receivedEvents = new List <IEvent>();
var serviceProvider = ServiceProviderHelper.GetServiceProvider(
services => services
.AddFakeLogger()
.AddSilverback()
.AsObservable()
.AddDelegateSubscriber(
(IMessageStreamObservable <IEvent> observable) =>
{
observable.Subscribe(message => receivedEvents.Add(message));
}));
var streamPublisher = serviceProvider.GetRequiredService <IStreamPublisher>();
var streamProvider = new MessageStreamProvider <IEnvelope>();
await streamPublisher.PublishAsync(streamProvider);
await streamProvider.PushAsync(new TestEnvelope(new TestEventOne(), false), false);
await streamProvider.PushAsync(new TestEnvelope(new TestEventTwo()));
await AsyncTestingUtil.WaitAsync(() => receivedEvents.Count >= 1);
receivedEvents.Should().HaveCount(1);
receivedEvents[0].Should().BeOfType <TestEventTwo>();
}
public async Task Abort_WhileEnumerating_EnumerationAborted()
{
var completed = false;
var stream = new MessageStreamEnumerable <int>();
using var enumerator = stream.GetEnumerator();
// ReSharper disable once AccessToDisposedClosure
var enumerationTask = Task.Run(
() =>
{
enumerator.MoveNext();
completed = true;
});
completed.Should().BeFalse();
stream.Abort();
// Give the other thread a chance to exit the MoveNext
await AsyncTestingUtil.WaitAsync(() => enumerationTask.IsCompleted);
completed.Should().BeFalse();
enumerationTask.Status.Should().Be(TaskStatus.Faulted);
enumerationTask.Exception !.InnerExceptions.First().Should().BeAssignableTo <OperationCanceledException>();
}
public async Task PauseAndResume_SimpleTask_ExecutionPausedAndResumed()
{
int executions = 0;
var service = new TestRecurringDistributedBackgroundService(
_ =>
{
executions++;
return(Task.CompletedTask);
},
_serviceProvider.GetRequiredService <DbDistributedLockManager>());
await service.StartAsync(CancellationToken.None);
await AsyncTestingUtil.WaitAsync(() => executions > 1);
executions.Should().BeGreaterThan(0);
service.Pause();
await Task.Delay(50);
var executionsBeforeStop = executions;
await Task.Delay(500);
executions.Should().Be(executionsBeforeStop);
service.Resume();
await AsyncTestingUtil.WaitAsync(() => executions > executionsBeforeStop);
executions.Should().BeGreaterThan(executionsBeforeStop);
}
public async Task Publish_MessageStreamProviderOfEnvelopes_OnlyAutoUnwrapMessagesReceived()
{
var receivedEvents = new List <IEvent>();
var streamPublisher = new StreamPublisher(
PublisherTestsHelper.GetPublisher(
builder => builder
.AddDelegateSubscriber(
(IMessageStreamEnumerable <IEvent> enumerable) =>
{
foreach (var envelope in enumerable)
{
receivedEvents.Add(envelope);
}
})));
var streamProvider = new MessageStreamProvider <IEnvelope>();
await streamPublisher.PublishAsync(streamProvider);
await streamProvider.PushAsync(new TestEnvelope(new TestEventOne(), false), false);
await streamProvider.PushAsync(new TestEnvelope(new TestEventTwo()));
await AsyncTestingUtil.WaitAsync(() => receivedEvents.Count >= 1);
receivedEvents.Should().HaveCount(1);
receivedEvents[0].Should().BeOfType <TestEventTwo>();
}
public async Task CompleteAsync_WhileEnumerating_EnumerationCompleted()
{
var completed = false;
var stream = new MessageStreamEnumerable <int>();
using var enumerator = stream.GetEnumerator();
// The next MoveNext reaches the end of the enumerable
// ReSharper disable once AccessToDisposedClosure
Task.Run(
() =>
{
enumerator.MoveNext();
completed = true;
}).FireAndForget();
completed.Should().BeFalse();
await stream.CompleteAsync();
// Give the other thread a chance to exit the MoveNext
await AsyncTestingUtil.WaitAsync(() => completed);
completed.Should().BeTrue();
}
public async Task Publish_MessageStreamProvidePlusBehavior_MessagesReceived()
{
var receivedStreams = 0;
var receivedEvents = 0;
var testBehavior = new TestBehavior();
var serviceProvider = ServiceProviderHelper.GetServiceProvider(
services => services
.AddFakeLogger()
.AddSilverback()
.AddDelegateSubscriber(
(IMessageStreamEnumerable <IEvent> enumerable) =>
{
Interlocked.Increment(ref receivedStreams);
foreach (var dummy in enumerable)
{
Interlocked.Increment(ref receivedEvents);
}
})
.AddSingletonBehavior(testBehavior));
var streamPublisher = serviceProvider.GetRequiredService <IStreamPublisher>();
var streamProvider = new MessageStreamProvider <IEvent>();
await streamPublisher.PublishAsync(streamProvider);
await streamProvider.PushAsync(new TestEventOne());
await streamProvider.PushAsync(new TestEventTwo());
await AsyncTestingUtil.WaitAsync(() => receivedEvents >= 2);
receivedStreams.Should().Be(1);
receivedEvents.Should().Be(2);
}
public async Task Publish_StreamProviderOfEnvelopes_OnlyMatchingUnwrappedMessagesReceived()
{
var receivedStreamsOfOnes = 0;
var receivedTestEventOnes = 0;
var receivedStreamsOfTwos = 0;
var receivedTestEventTwos = 0;
var serviceProvider = ServiceProviderHelper.GetServiceProvider(
services => services
.AddFakeLogger()
.AddSilverback()
.AddDelegateSubscriber(
(IMessageStreamEnumerable <TestEventOne> enumerable) =>
{
Interlocked.Increment(ref receivedStreamsOfOnes);
foreach (var dummy in enumerable)
{
Interlocked.Increment(ref receivedTestEventOnes);
}
})
.AddDelegateSubscriber(
(IMessageStreamEnumerable <TestEventTwo> enumerable) =>
{
Interlocked.Increment(ref receivedStreamsOfTwos);
foreach (var dummy in enumerable)
{
Interlocked.Increment(ref receivedTestEventTwos);
}
}));
var streamPublisher = serviceProvider.GetRequiredService <IStreamPublisher>();
var stream = new MessageStreamProvider <IEnvelope>();
await streamPublisher.PublishAsync(stream);
await stream.PushAsync(new TestEnvelope(new TestEventTwo()));
await stream.PushAsync(new TestEnvelope(new TestEventTwo()));
await AsyncTestingUtil.WaitAsync(() => receivedTestEventTwos >= 2);
receivedStreamsOfOnes.Should().Be(0);
receivedTestEventOnes.Should().Be(0);
receivedStreamsOfTwos.Should().Be(1);
receivedTestEventTwos.Should().Be(2);
await stream.PushAsync(new TestEnvelope(new TestEventOne()));
await stream.PushAsync(new TestEnvelope(new TestEventTwo()));
await stream.PushAsync(new TestEnvelope(new TestEventOne()));
await stream.PushAsync(new TestEnvelope(new TestEventTwo()));
await AsyncTestingUtil.WaitAsync(() => receivedTestEventTwos >= 4);
receivedStreamsOfOnes.Should().Be(1);
receivedTestEventOnes.Should().Be(2);
receivedStreamsOfTwos.Should().Be(1);
receivedTestEventTwos.Should().Be(4);
}
public async Task Publish_MessageStreamProvidePlusBehavior_StreamedMessagesReceived()
{
var receivedStreams = 0;
var receivedEvents = 0;
var testBehavior = new TestBehavior();
var streamPublisher = new StreamPublisher(
PublisherTestsHelper.GetPublisher(
builder => builder
.AddDelegateSubscriber(
(IMessageStreamEnumerable <IEvent> enumerable) =>
{
Interlocked.Increment(ref receivedStreams);
foreach (var dummy in enumerable)
{
Interlocked.Increment(ref receivedEvents);
}
}),
new IBehavior[] { testBehavior }));
var streamProvider = new MessageStreamProvider <IEvent>();
await streamPublisher.PublishAsync(streamProvider);
await streamProvider.PushAsync(new TestEventOne());
await streamProvider.PushAsync(new TestEventTwo());
await AsyncTestingUtil.WaitAsync(() => receivedEvents >= 2);
receivedStreams.Should().Be(1);
receivedEvents.Should().Be(2);
}
public async Task PushAsync_WhileAsyncEnumeratingStream_BackpressureIsHandled()
{
var provider = new MessageStreamProvider <int>();
var stream = provider.CreateStream <int>();
var enumerator = stream.GetAsyncEnumerator();
var pushTask1 = provider.PushAsync(1);
var pushTask2 = provider.PushAsync(2);
var pushTask3 = provider.PushAsync(3);
await enumerator.MoveNextAsync();
await Task.Delay(100);
pushTask1.IsCompleted.Should().BeFalse();
await enumerator.MoveNextAsync();
await AsyncTestingUtil.WaitAsync(() => pushTask1.IsCompleted);
pushTask1.IsCompleted.Should().BeTrue();
await Task.Delay(100);
pushTask2.IsCompleted.Should().BeFalse();
pushTask3.IsCompleted.Should().BeFalse();
await enumerator.MoveNextAsync();
await AsyncTestingUtil.WaitAsync(() => pushTask2.IsCompleted);
pushTask2.IsCompleted.Should().BeTrue();
pushTask3.IsCompleted.Should().BeFalse();
}
public async Task OnConnected_DefaultSettings_CallbackInvoked()
{
var callbackHandler = new FakeConnectedCallbackHandler();
Host.ConfigureServices(
services => services
.AddLogging()
.AddSilverback()
.UseModel()
.WithConnectionToMessageBroker(options => options.AddMockedMqtt())
.AddMqttEndpoints(
endpoints => endpoints
.Configure(
config => config
.WithClientId("e2e-test")
.ConnectViaTcp("e2e-mqtt-broker"))
.AddOutbound <IIntegrationEvent>(
endpoint => endpoint.ProduceTo(DefaultTopicName))
.AddInbound(
endpoint => endpoint
.ConsumeFrom(DefaultTopicName)))
.AddSingletonBrokerCallbackHandler(callbackHandler)
.AddIntegrationSpyAndSubscriber())
.Run();
await AsyncTestingUtil.WaitAsync(() => callbackHandler.CallsCount > 0);
callbackHandler.CallsCount.Should().Be(1);
}
public async Task Publish_MessageStreamProviderOfEnvelopes_OnlyMatchingUnwrappedMessagesReceived()
{
var receivedStreamsOfOnes = 0;
var receivedTestEventOnes = 0;
var receivedStreamsOfTwos = 0;
var receivedTestEventTwos = 0;
var streamPublisher = new StreamPublisher(
PublisherTestsHelper.GetPublisher(
builder => builder
.AddDelegateSubscriber(
(IMessageStreamEnumerable <TestEventOne> enumerable) =>
{
Interlocked.Increment(ref receivedStreamsOfOnes);
foreach (var dummy in enumerable)
{
Interlocked.Increment(ref receivedTestEventOnes);
}
})
.AddDelegateSubscriber(
(IMessageStreamEnumerable <TestEventTwo> enumerable) =>
{
Interlocked.Increment(ref receivedStreamsOfTwos);
foreach (var dummy in enumerable)
{
Interlocked.Increment(ref receivedTestEventTwos);
}
})));
var stream = new MessageStreamProvider <IEnvelope>();
await streamPublisher.PublishAsync(stream);
await stream.PushAsync(new TestEnvelope(new TestEventTwo()));
await stream.PushAsync(new TestEnvelope(new TestEventTwo()));
await AsyncTestingUtil.WaitAsync(() => receivedTestEventTwos >= 2);
receivedStreamsOfOnes.Should().Be(0);
receivedTestEventOnes.Should().Be(0);
receivedStreamsOfTwos.Should().Be(1);
receivedTestEventTwos.Should().Be(2);
await stream.PushAsync(new TestEnvelope(new TestEventOne()));
await stream.PushAsync(new TestEnvelope(new TestEventTwo()));
await stream.PushAsync(new TestEnvelope(new TestEventOne()));
await stream.PushAsync(new TestEnvelope(new TestEventTwo()));
await AsyncTestingUtil.WaitAsync(() => receivedTestEventTwos >= 4);
receivedStreamsOfOnes.Should().Be(1);
receivedTestEventOnes.Should().Be(2);
receivedStreamsOfTwos.Should().Be(1);
receivedTestEventTwos.Should().Be(4);
}
public async Task Publish_MessageStreamProvider_OnlyRequiredStreamsPublished()
{
var receivedStreams = 0;
var serviceProvider = ServiceProviderHelper.GetServiceProvider(
services => services
.AddFakeLogger()
.AddSilverback()
.AsObservable()
.AddDelegateSubscriber(
(IMessageStreamObservable <IEvent> observable) =>
{
Interlocked.Increment(ref receivedStreams);
observable.Subscribe(_ => { });
})
.AddDelegateSubscriber(
(IMessageStreamObservable <TestEventOne> observable) =>
{
Interlocked.Increment(ref receivedStreams);
observable.Subscribe(_ => { });
})
.AddDelegateSubscriber(
(IMessageStreamObservable <TestCommandOne> observable) =>
{
Interlocked.Increment(ref receivedStreams);
observable.Subscribe(_ => { });
}));
var streamPublisher = serviceProvider.GetRequiredService <IStreamPublisher>();
var streamProvider1 = new MessageStreamProvider <IEvent>();
var streamProvider2 = new MessageStreamProvider <IEvent>();
await Task.Delay(100);
receivedStreams.Should().Be(0);
streamPublisher.Publish(streamProvider1);
await streamPublisher.PublishAsync(streamProvider2);
await streamProvider1.PushAsync(new TestEventTwo());
await Task.Delay(100);
receivedStreams.Should().Be(1);
await streamProvider1.PushAsync(new TestEventOne());
await AsyncTestingUtil.WaitAsync(() => receivedStreams >= 2);
receivedStreams.Should().Be(2);
await streamProvider2.PushAsync(new TestEventOne());
await AsyncTestingUtil.WaitAsync(() => receivedStreams >= 4);
receivedStreams.Should().Be(4);
}
public async Task DisconnectAsync_WithoutAutoCommit_PendingOffsetsCommitted()
{
int receivedMessages = 0;
Host.ConfigureServices(
services => services
.AddLogging()
.AddSilverback()
.UseModel()
.WithConnectionToMessageBroker(options => options.AddMockedKafka())
.AddKafkaEndpoints(
endpoints => endpoints
.Configure(
config =>
{
config.BootstrapServers = "PLAINTEXT://e2e";
})
.AddOutbound <IIntegrationEvent>(
endpoint => endpoint.ProduceTo(DefaultTopicName))
.AddInbound(
endpoint => endpoint
.ConsumeFrom(DefaultTopicName)
.Configure(
config =>
{
config.GroupId = "consumer1";
config.EnableAutoCommit = false;
config.CommitOffsetEach = 10;
})))
.AddDelegateSubscriber((TestEventOne _) => receivedMessages++))
.Run();
var publisher = Host.ScopedServiceProvider.GetRequiredService <IEventPublisher>();
await publisher.PublishAsync(
new TestEventOne
{
Content = "one"
});
await publisher.PublishAsync(
new TestEventOne
{
Content = "two"
});
await publisher.PublishAsync(
new TestEventOne
{
Content = "three"
});
await AsyncTestingUtil.WaitAsync(() => receivedMessages == 3);
await Helper.Broker.DisconnectAsync();
DefaultTopic.GetCommittedOffsetsCount("consumer1").Should().Be(3);
}
public async Task Batch_FromMultiplePartitions_ConcurrentlyConsumed()
{
var receivedBatches = new List <List <TestEventOne> >();
Host.ConfigureServices(
services => services
.AddLogging()
.AddSilverback()
.UseModel()
.WithConnectionToMessageBroker(
options => options.AddMockedKafka(
mockedKafkaOptions => mockedKafkaOptions.WithDefaultPartitionsCount(3)))
.AddEndpoints(
endpoints => endpoints
.AddOutbound <IIntegrationEvent>(new KafkaProducerEndpoint(DefaultTopicName))
.AddInbound(
new KafkaConsumerEndpoint(DefaultTopicName)
{
Configuration =
{
GroupId = "consumer1",
EnableAutoCommit = false,
CommitOffsetEach = 1
},
Batch = new BatchSettings
{
Size = 10
}
}))
.AddDelegateSubscriber(
async(IMessageStreamEnumerable <TestEventOne> eventsStream) =>
{
var list = new List <TestEventOne>();
lock (receivedBatches)
{
receivedBatches.Add(list);
}
await foreach (var message in eventsStream)
{
list.Add(message);
}
}))
.Run();
var publisher = Host.ScopedServiceProvider.GetRequiredService <IEventPublisher>();
for (int i = 1; i <= 10; i++)
{
await publisher.PublishAsync(new TestEventOne { Content = $"{i}" });
}
await AsyncTestingUtil.WaitAsync(() => receivedBatches.Sum(batch => batch.Count) == 10);
receivedBatches.Count.Should().BeGreaterThan(1);
receivedBatches.Sum(batch => batch.Count).Should().Be(10);
}
public async Task StatusInfo_PollTimeoutWithAutoRecovery_Reconnected()
{
Host.ConfigureServices(
services => services
.AddLogging()
.AddSilverback()
.UseModel()
.WithConnectionToMessageBroker(options => options.AddMockedKafka())
.AddKafkaEndpoints(
endpoints => endpoints
.Configure(
config =>
{
config.BootstrapServers = "PLAINTEXT://e2e";
})
.AddOutbound <IIntegrationEvent>(
endpoint => endpoint.ProduceTo(DefaultTopicName))
.AddInbound(
endpoint => endpoint
.ConsumeFrom(DefaultTopicName)
.Configure(
config =>
{
config.GroupId = "consumer1";
config.EnableAutoRecovery = true;
})))
.AddIntegrationSpyAndSubscriber())
.Run(waitUntilBrokerConnected: false);
var consumer = (KafkaConsumer)Helper.Broker.Consumers[0];
await AsyncTestingUtil.WaitAsync(() => consumer.StatusInfo.Status == ConsumerStatus.Ready);
consumer.StatusInfo.Status.Should().Be(ConsumerStatus.Ready);
// Simulate a local poll timeout
var timeoutMonitor = (KafkaConsumerLocalTimeoutMonitor)Host.ServiceProvider
.GetServices <IBrokerCallback>()
.Single(service => service is KafkaConsumerLocalTimeoutMonitor);
timeoutMonitor.OnConsumerLog(
new LogMessage(
"rdkafka#consumer-1",
SyslogLevel.Warning,
"MAXPOLL",
"[thrd:main]: Application maximum poll interval (10000ms) exceeded by 89ms (adjust max.poll.interval.ms for long-running message processing): leaving group"),
consumer);
await AsyncTestingUtil.WaitAsync(() => consumer.StatusInfo.History.Count >= 5);
consumer.IsConnected.Should().BeTrue();
consumer.StatusInfo.Status.Should().Be(ConsumerStatus.Ready);
string.Join("->", consumer.StatusInfo.History.TakeLast(3).Select(change => change.Status))
.Should().BeEquivalentTo("Disconnected->Connected->Ready");
}
public async Task Validation_ThrowException_InvalidMessageNotConsumed()
{
bool received = false;
Host.ConfigureServices(
services =>
{
services
.AddLogging()
.AddSilverback()
.UseModel()
.WithConnectionToMessageBroker(options => options.AddMockedKafka())
.AddKafkaEndpoints(
endpoints => endpoints
.Configure(
config =>
{
config.BootstrapServers = "PLAINTEXT://tests";
})
.AddOutbound <IIntegrationEvent>(
endpoint => endpoint.ProduceTo(DefaultTopicName))
.AddInbound <TestValidationMessage>(
endpoint => endpoint
.ConsumeFrom(DefaultTopicName)
.ValidateMessage(true)
.Configure(
config =>
{
config.GroupId = "consumer1";
})))
.AddDelegateSubscriber(
(IInboundEnvelope _) =>
{
received = true;
})
.AddIntegrationSpyAndSubscriber();
})
.Run();
var producer = Helper.Broker.GetProducer(DefaultTopicName);
await producer.ProduceAsync(Encoding.UTF8.GetBytes("{\"String10\": \"1234567890abcd\"}"));
await Helper.WaitUntilAllMessagesAreConsumedAsync();
Helper.Spy.OutboundEnvelopes.Should().HaveCount(1);
Helper.Spy.InboundEnvelopes.Should().HaveCount(0);
DefaultTopic.GetCommittedOffsetsCount("consumer1").Should().Be(0);
received.Should().BeFalse();
await AsyncTestingUtil.WaitAsync(() => Helper.Broker.Consumers[0].IsConnected == false);
Helper.Broker.Consumers[0].IsConnected.Should().BeFalse();
}
public async Task Publish_MessageStreamProvider_OnlyRequiredStreamsPublished()
{
var receivedStreams = 0;
var streamPublisher = new StreamPublisher(
PublisherTestsHelper.GetPublisher(
builder => builder
.AddDelegateSubscriber(
(IMessageStreamEnumerable <IEvent> enumerable) =>
{
Interlocked.Increment(ref receivedStreams);
var dummy = enumerable.ToList();
})
.AddDelegateSubscriber(
(IMessageStreamEnumerable <TestEventOne> enumerable) =>
{
Interlocked.Increment(ref receivedStreams);
var dummy = enumerable.ToList();
})
.AddDelegateSubscriber(
(IMessageStreamEnumerable <TestCommandOne> enumerable) =>
{
Interlocked.Increment(ref receivedStreams);
var dummy = enumerable.ToList();
})));
var streamProvider1 = new MessageStreamProvider <IEvent>();
var streamProvider2 = new MessageStreamProvider <IEvent>();
await Task.Delay(100);
receivedStreams.Should().Be(0);
streamPublisher.Publish(streamProvider1);
await streamPublisher.PublishAsync(streamProvider2);
await streamProvider1.PushAsync(new TestEventTwo());
await Task.Delay(100);
receivedStreams.Should().Be(1);
await streamProvider1.PushAsync(new TestEventOne());
await AsyncTestingUtil.WaitAsync(() => receivedStreams >= 2);
receivedStreams.Should().Be(2);
await streamProvider2.PushAsync(new TestEventOne());
await AsyncTestingUtil.WaitAsync(() => receivedStreams >= 4);
receivedStreams.Should().Be(4);
}
public async Task Inbound_ThrowIfUnhandled_ConsumerStoppedIfMessageIsNotHandled()
{
var received = 0;
Host.ConfigureServices(
services => services
.AddLogging()
.AddSilverback()
.UseModel()
.WithConnectionToMessageBroker(options => options.AddMockedKafka())
.AddKafkaEndpoints(
endpoints => endpoints
.Configure(
config =>
{
config.BootstrapServers = "PLAINTEXT://e2e";
})
.AddOutbound <IIntegrationEvent>(
endpoint => endpoint.ProduceTo(DefaultTopicName))
.AddInbound(
endpoint => endpoint
.ConsumeFrom(DefaultTopicName)
.Configure(
config =>
{
config.GroupId = "consumer1";
})
.ThrowIfUnhandled()))
.AddDelegateSubscriber((TestEventOne _) => received++))
.Run();
var publisher = Host.ScopedServiceProvider.GetRequiredService <IEventPublisher>();
await publisher.PublishAsync(
new TestEventOne
{
Content = "Handled message"
});
await Helper.WaitUntilAllMessagesAreConsumedAsync();
received.Should().Be(1);
await publisher.PublishAsync(
new TestEventTwo
{
Content = "Unhandled message"
});
await AsyncTestingUtil.WaitAsync(() => Helper.Broker.Consumers[0].IsConnected == false);
Helper.Broker.Consumers[0].IsConnected.Should().BeFalse();
}
public async Task PartitionEofCallback_PartitionEofEnabledForMultipleConsumers_HandlerInvoked()
{
Host.ConfigureServices(
services => services
.AddLogging()
.AddSilverback()
.UseModel()
.AddSingletonBrokerCallbackHandler <KafkaPartitionEofCallback>()
.WithConnectionToMessageBroker(
options => options
.AddMockedKafka(
mockedKafkaOptions => mockedKafkaOptions.WithDefaultPartitionsCount(5)))
.AddKafkaEndpoints(
endpoints => endpoints
.Configure(
config =>
{
config.BootstrapServers = "PLAINTEXT://tests";
})
.AddOutbound <IIntegrationEvent>(
endpoint => endpoint.ProduceTo(DefaultTopicName))
.AddInbound(
endpoint => endpoint
.ConsumeFrom(DefaultTopicName)
.Configure(
config =>
{
config.GroupId = "consumer1";
config.EnablePartitionEof = true;
}))
.AddInbound(
endpoint => endpoint
.ConsumeFrom(DefaultTopicName)
.Configure(
config =>
{
config.GroupId = "consumer2";
config.EnablePartitionEof = true;
})))
.AddIntegrationSpyAndSubscriber())
.Run();
var callbackHandlerKafkaEndOfPartitionReached = (KafkaPartitionEofCallback)Host
.ScopedServiceProvider
.GetServices <IBrokerCallback>()
.First(service => service is KafkaPartitionEofCallback);
await AsyncTestingUtil.WaitAsync(
() => callbackHandlerKafkaEndOfPartitionReached.AllPartitionsEofCallbackCount == 10);
// There are 5 partitions and 2 consumers
callbackHandlerKafkaEndOfPartitionReached.AllPartitionsEofCallbackCount.Should().Be(10);
}
public async Task StatusInfo_ConsumingAndDisconnecting_StatusHistoryRecorded()
{
Host.ConfigureServices(
services => services
.AddLogging()
.AddSilverback()
.UseModel()
.WithConnectionToMessageBroker(
options => options.AddMockedMqtt(
mockedKafkaOptions =>
mockedKafkaOptions.DelayConnection(TimeSpan.FromMilliseconds(200))))
.AddMqttEndpoints(
endpoints => endpoints
.Configure(
config => config
.WithClientId("e2e-test")
.ConnectViaTcp("e2e-mqtt-broker"))
.AddOutbound <IIntegrationEvent>(
endpoint => endpoint.ProduceTo(DefaultTopicName))
.AddInbound(
endpoint => endpoint
.ConsumeFrom(DefaultTopicName)))
.AddIntegrationSpyAndSubscriber())
.Run(waitUntilBrokerConnected: false);
var consumer = Helper.Broker.Consumers[0];
consumer.StatusInfo.History.Should().HaveCount(1);
consumer.StatusInfo.History.Last().Status.Should().Be(ConsumerStatus.Connected);
consumer.StatusInfo.History.Last().Timestamp.Should().NotBeNull();
await AsyncTestingUtil.WaitAsync(() => consumer.StatusInfo.History.Count >= 2);
consumer.StatusInfo.History.Should().HaveCount(2);
consumer.StatusInfo.History.Last().Status.Should().Be(ConsumerStatus.Ready);
consumer.StatusInfo.History.Last().Timestamp.Should().NotBeNull();
var publisher = Host.ScopedServiceProvider.GetRequiredService <IEventPublisher>();
await publisher.PublishAsync(new TestEventOne());
await Helper.WaitUntilAllMessagesAreConsumedAsync();
consumer.StatusInfo.History.Should().HaveCount(3);
consumer.StatusInfo.History.Last().Status.Should().Be(ConsumerStatus.Consuming);
consumer.StatusInfo.History.Last().Timestamp.Should().NotBeNull();
await Helper.Broker.DisconnectAsync();
consumer.StatusInfo.History.Should().HaveCount(4);
consumer.StatusInfo.History.Last().Status.Should()
.Be(ConsumerStatus.Disconnected);
consumer.StatusInfo.History.Last().Timestamp.Should().NotBeNull();
}
public async Task Rebalance_WithoutAutoCommit_PendingOffsetsCommitted()
{
int receivedMessages = 0;
Host.ConfigureServices(
services => services
.AddLogging()
.AddSilverback()
.UseModel()
.WithConnectionToMessageBroker(options => options.AddMockedKafka())
.AddEndpoints(
endpoints => endpoints
.AddOutbound <IIntegrationEvent>(new KafkaProducerEndpoint(DefaultTopicName))
.AddInbound(
new KafkaConsumerEndpoint(DefaultTopicName)
{
Configuration =
{
GroupId = "consumer1",
EnableAutoCommit = false,
AutoCommitIntervalMs = 50,
CommitOffsetEach = 10
}
}))
.AddDelegateSubscriber((TestEventOne _) => receivedMessages++))
.Run();
var publisher = Host.ScopedServiceProvider.GetRequiredService <IEventPublisher>();
await publisher.PublishAsync(
new TestEventOne
{
Content = "one"
});
await publisher.PublishAsync(
new TestEventOne
{
Content = "two"
});
await publisher.PublishAsync(
new TestEventOne
{
Content = "three"
});
await AsyncTestingUtil.WaitAsync(() => receivedMessages == 3);
DefaultTopic.Rebalance();
DefaultTopic.GetCommittedOffsetsCount("consumer1").Should().Be(3);
}
public async Task Batch_SubscribingToStream_OnlyMatchingStreamsReceived()
{
int receivedBatches1 = 0;
int receivedBatches2 = 0;
var serviceProvider = Host.ConfigureServices(
services => services
.AddLogging()
.AddSilverback()
.UseModel()
.WithConnectionToMessageBroker(
options => options.AddMockedKafka(
mockedKafkaOptions => mockedKafkaOptions.WithDefaultPartitionsCount(1)))
.AddEndpoints(
endpoints => endpoints
.AddOutbound <IIntegrationEvent>(new KafkaProducerEndpoint(DefaultTopicName))
.AddInbound(
new KafkaConsumerEndpoint(DefaultTopicName)
{
Configuration = new KafkaConsumerConfig
{
GroupId = "consumer1",
EnableAutoCommit = false,
CommitOffsetEach = 1
},
Batch = new BatchSettings
{
Size = 3
}
}))
.AddDelegateSubscriber(
(IMessageStreamEnumerable <TestEventOne> eventsStream) =>
{
receivedBatches1++;
var dummy = eventsStream.ToList();
})
.AddDelegateSubscriber(
(IMessageStreamEnumerable <TestEventTwo> eventsStream) => receivedBatches2++))
.Run();
var publisher = serviceProvider.GetRequiredService <IEventPublisher>();
for (int i = 1; i <= 5; i++)
{
await publisher.PublishAsync(new TestEventOne { Content = $"{i}" });
}
await AsyncTestingUtil.WaitAsync(() => receivedBatches1 >= 2);
receivedBatches1.Should().Be(2);
receivedBatches2.Should().Be(0);
}
