public void ZkAwareProducerSendsLotsOfMessagesAndSessionCreatedHandlerInvokedInTheBackgroundShouldNotThrowException()
{
var prodConfig = this.ZooKeeperBasedAsyncProdConfig;
var originalMessage = new Message(Encoding.UTF8.GetBytes("TestData1"));
var originalMessageList = new List <Message> {
originalMessage
};
int numberOfPackagesToSend = 500;
int runBackgroundWorkerAfterNIterations = 100;
var mockPartitioner = new MockAlwaysZeroPartitioner();
using (var producer = new Producer <string, Message>(prodConfig, mockPartitioner, new DefaultEncoder()))
{
BackgroundWorker bw = new BackgroundWorker();
bw.WorkerSupportsCancellation = true;
bw.DoWork += new DoWorkEventHandler(ZkAwareProducerSendsLotsOfMessagesAndSessionCreatedHandlerInvokedInTheBackgroundShouldNotThrowException_DoWork);
for (int i = 0; i < numberOfPackagesToSend; i++)
{
if (i == runBackgroundWorkerAfterNIterations)
{
bw.RunWorkerAsync(producer);
}
var producerData = new ProducerData <string, Message>(CurrentTestTopic, "somekey",
originalMessageList);
producer.Send(producerData);
}
bw.CancelAsync();
}
}
public void ZkAwareProducerSends1Message()
{
var prodConfig = this.ZooKeeperBasedSyncProdConfig;
int totalWaitTimeInMiliseconds = 0;
int waitSingle = 100;
var originalMessage = new Message(Encoding.UTF8.GetBytes("TestData2"));
var topic = CurrentTestTopic;
var multipleBrokersHelper = new TestMultipleBrokersHelper(topic);
multipleBrokersHelper.GetCurrentOffsets(new[] { this.SyncProducerConfig1, this.SyncProducerConfig2, this.SyncProducerConfig3 });
var mockPartitioner = new MockAlwaysZeroPartitioner();
using (var producer = new Producer <string, Message>(prodConfig, mockPartitioner, new DefaultEncoder()))
{
var producerData = new ProducerData <string, Message>(
topic, "somekey", new List <Message> {
originalMessage
});
producer.Send(producerData);
while (!multipleBrokersHelper.CheckIfAnyBrokerHasChanged(new[] { this.SyncProducerConfig1, this.SyncProducerConfig2, this.SyncProducerConfig3 }))
{
totalWaitTimeInMiliseconds += waitSingle;
Thread.Sleep(waitSingle);
if (totalWaitTimeInMiliseconds > this.maxTestWaitTimeInMiliseconds)
{
Assert.Fail("None of the brokers changed their offset after sending a message");
}
}
totalWaitTimeInMiliseconds = 0;
var consumerConfig = new ConsumerConfiguration(
multipleBrokersHelper.BrokerThatHasChanged.Host,
multipleBrokersHelper.BrokerThatHasChanged.Port);
IConsumer consumer = new Consumer(consumerConfig);
var request = new FetchRequest(topic, multipleBrokersHelper.PartitionThatHasChanged, multipleBrokersHelper.OffsetFromBeforeTheChange);
BufferedMessageSet response;
while (true)
{
Thread.Sleep(waitSingle);
response = consumer.Fetch(request);
if (response != null & response.Messages.Count() > 0)
{
break;
}
totalWaitTimeInMiliseconds += waitSingle;
if (totalWaitTimeInMiliseconds >= this.maxTestWaitTimeInMiliseconds)
{
break;
}
}
Assert.NotNull(response);
Assert.AreEqual(1, response.Messages.Count());
Assert.AreEqual(originalMessage.ToString(), response.Messages.First().ToString());
}
}