public async Task SMS_Limits_FindMax_Producers()
{
// 1 Stream, X Producers, 1 Consumer
Guid streamId = Guid.NewGuid();
string streamProviderName = SmsStreamProviderName;
output.WriteLine("Starting search for MaxProducersPerStream value using stream {0}", streamId);
IStreamLifecycleConsumerGrain consumer = this.GrainFactory.GetGrain <IStreamLifecycleConsumerGrain>(Guid.NewGuid());
await consumer.BecomeConsumer(streamId, this.StreamNamespace, streamProviderName);
int loopCount = 0;
try
{
// Loop until something breaks!
for (loopCount = 1; loopCount <= MaxExpectedPerStream; loopCount++)
{
IStreamLifecycleProducerGrain producer = this.GrainFactory.GetGrain <IStreamLifecycleProducerGrain>(Guid.NewGuid());
await producer.BecomeProducer(streamId, this.StreamNamespace, streamProviderName);
}
}
catch (Exception exc)
{
this.output.WriteLine("Stopping loop at loopCount={0} due to exception {1}", loopCount, exc);
}
MaxProducersPerStream = loopCount - 1;
output.WriteLine("Finished search for MaxProducersPerStream with value {0}", MaxProducersPerStream);
Assert.NotEqual(0, MaxProducersPerStream); // "MaxProducersPerStream should be greater than zero."
output.WriteLine("MaxProducersPerStream={0}", MaxProducersPerStream);
}
public async Task SMS_Limits_FindMax_Consumers()
{
// 1 Stream, 1 Producer, X Consumers
Guid streamId = Guid.NewGuid();
string streamProviderName = StreamTestsConstants.SMS_STREAM_PROVIDER_NAME;
Console.WriteLine("Starting search for MaxConsumersPerStream value using stream {0}", streamId);
IStreamLifecycleProducerGrain producer = GrainClient.GrainFactory.GetGrain <IStreamLifecycleProducerGrain>(Guid.NewGuid());
await producer.BecomeProducer(streamId, this.StreamNamespace, streamProviderName);
int loopCount = 0;
try
{
// Loop until something breaks!
for (loopCount = 1; loopCount <= MaxExpectedPerStream; loopCount++)
{
IStreamLifecycleConsumerGrain consumer = GrainClient.GrainFactory.GetGrain <IStreamLifecycleConsumerGrain>(Guid.NewGuid());
await consumer.BecomeConsumer(streamId, this.StreamNamespace, streamProviderName);
}
}
catch (Exception exc)
{
Console.WriteLine("Stopping loop at loopCount={0} due to exception {1}", loopCount, exc);
}
MaxConsumersPerStream = loopCount - 1;
Console.WriteLine("Finished search for MaxConsumersPerStream with value {0}", MaxConsumersPerStream);
Assert.AreNotEqual(0, MaxConsumersPerStream, "MaxConsumersPerStream should be greater than zero.");
Console.WriteLine("MaxConsumersPerStream={0}", MaxConsumersPerStream);
}
private async Task Test_PubSub_Stream(string streamProviderName, Guid streamId)
{
// Consumer
IStreamLifecycleConsumerGrain consumer = this.GrainFactory.GetGrain <IStreamLifecycleConsumerGrain>(Guid.NewGuid());
await consumer.BecomeConsumer(streamId, this.StreamNamespace, streamProviderName);
// Producer
IStreamLifecycleProducerGrain producer = this.GrainFactory.GetGrain <IStreamLifecycleProducerGrain>(Guid.NewGuid());
await producer.BecomeProducer(StreamId, this.StreamNamespace, streamProviderName);
await producer.SendItem(1);
int received1 = await consumer.GetReceivedCount();
Assert.True(received1 > 1, $"Received count for consumer {consumer} is too low = {received1}");
// Unsubscribe
await consumer.ClearGrain();
// Send one more message
await producer.SendItem(2);
int received2 = await consumer.GetReceivedCount();
Assert.Equal(0, received2); // $"Received count for consumer {consumer} is wrong = {received2}"
}
public static Task BecomeConsumer(this IStreamLifecycleConsumerGrain grain, Guid streamIdGuid, string streamNamespace, string providerName)
{
var streamId = StreamId.Create(streamNamespace, streamIdGuid);
return(grain.BecomeConsumer(streamId, providerName));
}