public async Task VerifyABrokerStoppingAndRestartingCanBeHandledByTheConsumer()
{
using (var cluster = new KafkaTestCluster("server.home", 1))
{
var topic = "test";
cluster.CreateTopic(topic);
using (var brokers = new KafkaBrokers(cluster.CreateBrokerUris()))
{
var producer = KafkaProducer.Create(brokers, new StringSerializer());
await producer.SendAsync(KeyedMessage.Create(topic, "Test"), CancellationToken.None);
await Task.Delay(1000);
cluster.StopKafkaBroker(0);
cluster.RestartKafkaBroker(0);
var consumer = KafkaConsumer.Create(topic, brokers, new StringSerializer(),
new TopicSelector {
Topic = topic, Partition = 0, Offset = 0
});
var result = await consumer.ReceiveAsync(CancellationToken.None);
Assert.That(result, Has.Count.EqualTo(1));
var first = result[0];
Assert.That(first.Value, Is.EqualTo("Test"));
Assert.That(first.Offset, Is.EqualTo(0));
}
cluster.DeleteTopic(topic);
}
}
public void TestClusterCanBeManaged()
{
using (var cluster = new KafkaTestCluster("server.home", 3))
{
cluster.CreateTopic("test", 2, 2);
cluster.DeleteTopic("test");
}
}