protected BaseKafkaService(IOptions <KafkaOptions> option)
{
Console.WriteLine(JsonConvert.SerializeObject(option));
try
{
var publisher = option.Value.Publishers.First(i => i.ServiceName == this.GetType().Name);
if (publisher != null)
{
_publisher = publisher;
_schemaRegistryUrl =
$"{option.Value.Servers.SchemaRegistry.PublicIp}:{option.Value.Servers.SchemaRegistry.Port}";
_avroSerializerConfig = new AvroSerializerConfig
{
BufferBytes = 500,
AutoRegisterSchemas = true
};
_producerConfig = new ProducerConfig
{
BootstrapServers = GenerateKafkaBrokerString(option.Value),
SocketTimeoutMs = 5000,
MessageTimeoutMs = 5000,
RequestTimeoutMs = 5000
};
}
}
catch (Exception)
{
Console.WriteLine("Failed to find Publisher information for service class {0}", this.GetType().Name);
}
}
public async Task PublishAsync_should_throw_when_message_null()
{
var executor = NSubstitute.Substitute.For <IKafkaPublisherExecutor>();
var factory = NSubstitute.Substitute.For <IQueueReferenceFactory>();
var sut = new KafkaPublisher(executor, factory);
await Assert.ThrowsAsync <ArgumentNullException>(async() => await sut.PublishAsync(null));
}
public void KafkaPublisher_SendMessage()
{
//Setup
_mockProducer.Setup(x => x.ProduceAsync(It.IsAny <string>(), It.IsAny <Message <string, string> >(), default(CancellationToken)));
//Act
var objectUnderTest = new KafkaPublisher(_mockLogger.Object, _mockProducer.Object);
objectUnderTest.SendMessage("One", "Two", new Guid());
//Verify
_mockProducer.Verify(x => x.ProduceAsync(It.IsAny <string>(), It.IsAny <Message <string, string> >(), default(CancellationToken)), Times.Once());
}
public void KafkaPublisher_SendMessage_When_Exception()
{
//Setup
_mockProducer.Setup(x => x.ProduceAsync(It.IsAny <string>(), It.IsAny <Message <string, string> >(), default(CancellationToken)))
.ThrowsAsync(new Exception());
//Act
var objectUnderTest = new KafkaPublisher(_mockLogger.Object, _mockProducer.Object);
objectUnderTest.SendMessage(null, null, new Guid());
//Verify
_mockProducer.Verify(x => x.ProduceAsync(It.IsAny <string>(), It.IsAny <Message <string, string> >(), default(CancellationToken)), Times.Once());
_mockLogger.Verify(x => x.Log(LogLevel.Error, It.IsAny <EventId>(), It.IsAny <FormattedLogValues>(), It.IsAny <Exception>(), It.IsAny <Func <object, Exception, string> >()), Times.AtLeastOnce());
}
public BaseKafkaService(KafkaOptions option)
{
Console.WriteLine(JsonConvert.SerializeObject(option));
try
{
var publisher = option.Publishers.First(i => i.ServiceName == this.GetType().Name);
_publisher = publisher;
_producerConfig = new ProducerConfig
{
BootstrapServers = GenerateKafkaBrokerString(option),
RequestTimeoutMs = 5000,
};
}
catch (Exception)
{
Console.WriteLine("Failed to find Publisher information for service class {0}", this.GetType().Name);
}
}
public async Task PublishAsync_should_throw_when_publish_fails()
{
var message = DummyMessage.New();
var queueRefs = new QueueReferences("lorem", "ipsum");
var executor = NSubstitute.Substitute.For <IKafkaPublisherExecutor>();
executor.PublishAsync(message, queueRefs.TopicName, null, Arg.Any <CancellationToken>())
.Returns(new DeliveryReport <Guid, byte[]>()
{
Status = PersistenceStatus.NotPersisted
});
var factory = NSubstitute.Substitute.For <IQueueReferenceFactory>();
factory.Create(message).ReturnsForAnyArgs(queueRefs);
var sut = new KafkaPublisher(executor, factory);
await Assert.ThrowsAsync <InvalidOperationException>(async() => await sut.PublishAsync(message));
}
public async Task PublishAsync_publish_message()
{
var message = DummyMessage.New();
var queueRefs = new QueueReferences("lorem", "ipsum");
var executor = NSubstitute.Substitute.For <IKafkaPublisherExecutor>();
executor.PublishAsync(message, queueRefs.TopicName, null, Arg.Any <CancellationToken>())
.Returns(new DeliveryReport <Guid, byte[]>()
{
Status = PersistenceStatus.Persisted
});
var factory = NSubstitute.Substitute.For <IQueueReferenceFactory>();
factory.Create(message).ReturnsForAnyArgs(queueRefs);
var sut = new KafkaPublisher(executor, factory);
await sut.PublishAsync(message);
await executor.Received(1)
.PublishAsync(message, queueRefs.TopicName);
}
public void KafkaPublisher_ObjectExists()
{
var objectUnderTest = new KafkaPublisher(_mockLogger.Object, _mockProducer.Object);
Assert.NotNull(objectUnderTest);
}
