public async Task Subscriber_2DifferentSubscribersWithEqualPrefetchCount_SubscribersShouldProcessEventsInParallelWithEqualSpeed()
{
//prepare
IConfiguration configuration = ConfigurationHelper.ProvideConfiguration();
var exchangeName =
"Subscriber_2DifferentSubscribersWithEqualPrefetchCount_SubscribersShouldProcessEventsInParallelWithEqualSpeed.exchangename";
configuration["rabbitmq:exchangename"] = exchangeName;
configuration["rabbitmq:waitexchangename"] = exchangeName.Replace("exchangename", "waitexchangename");
var maxretrycount = 2;
IContainer container = ConfigurationHelper.ConfigureContainer(configuration);
//create Subscriber
var bookingCreatedSubscriberFactory = container.Resolve <ISubscriberFactory>();
ISubscriber fastSubscriber =
await bookingCreatedSubscriberFactory
.CreateSubscriberAsync("Subscriber_2DifferentSubscribersWithEqualPrefetchCount_SubscribersShouldProcessEventsInParallelWithEqualSpeed" +
".first", new List <string>
{
"*.entity.create.booking",
}, maxretrycount, 1);
ISubscriber slowSubscriber =
await bookingCreatedSubscriberFactory
.CreateSubscriberAsync("Subscriber_2DifferentSubscribersWithEqualPrefetchCount_SubscribersShouldProcessEventsInParallelWithEqualSpeed" +
".second", new List <string>
{
"*.entity.create.booking",
}, maxretrycount, 1);
var firstBookingTypedSubscriberConsumer = new BookingTypedParallellismCounterConsumer(3000);
var secondBookingTypedSubscriberConsumer = new BookingTypedParallellismCounterConsumer(3000);
fastSubscriber.Subscribe(SubscriptionBuilder.Create()
.AddSubscription("bookingcreated", () => firstBookingTypedSubscriberConsumer)
.Build());
slowSubscriber.Subscribe(SubscriptionBuilder.Create()
.AddSubscription("bookingcreated", () => secondBookingTypedSubscriberConsumer)
.Build());
//create Publisher
var publisher = container.Resolve <IPublisher>();
string bookingRoutingKey = "changetracker.entity.create.booking";
//act
BookingCreated bookingCreated =
new BookingCreated()
{
BookingName = string.Concat("Microsoft Sale", Guid.NewGuid().ToString())
};
var bookingCreatedIntegrationEvent = new IntegrationEvent <BookingCreated>()
{
Content = bookingCreated,
EventType = "bookingcreated"
};
for (int i = 1; i <= 8; i++)
{
await publisher.PublishEventAsync(bookingCreatedIntegrationEvent, bookingRoutingKey);
}
//wait 30 seconds
await Task.Delay(30000);
//check
firstBookingTypedSubscriberConsumer.MaxParrelelEvents.Should().Be(1);
firstBookingTypedSubscriberConsumer.CountOfProcessedEvents.Should().Be(8);
secondBookingTypedSubscriberConsumer.MaxParrelelEvents.Should().Be(1);
secondBookingTypedSubscriberConsumer.CountOfProcessedEvents.Should().Be(8);
container.Dispose();
}
public async Task QueueInfoProvider_GetQueueInfo_CorrectCountOfReadyMessagesMustBeReturned()
{
//prepare
IConfiguration configuration = ConfigurationHelper.ProvideConfiguration();
var exchangeName =
"QueueInfoProvider_GetQueueInfo_CorrectCountOfReadyMessagesMustBeReturned.exchangename";
configuration["rabbitmq:exchangename"] = exchangeName;
configuration["rabbitmq:waitexchangename"] = exchangeName.Replace("exchangename", "waitexchangename");
var maxretrycount = 2;
IContainer container = ConfigurationHelper.ConfigureContainer(configuration);
//create Subscriber
var bookingCreatedSubscriberFactory = container.Resolve <ISubscriberFactory>();
ISubscriber fastSubscriber =
await bookingCreatedSubscriberFactory
.CreateSubscriberAsync("QueueInfoProvider_GetQueueInfo_CorrectCountOfReadyMessagesMustBeReturned" +
".fast", new List <string>
{
"*.entity.create.booking",
}, maxretrycount, 5);
ISubscriber slowSubscriber =
await bookingCreatedSubscriberFactory
.CreateSubscriberAsync("QueueInfoProvider_GetQueueInfo_CorrectCountOfReadyMessagesMustBeReturned" +
".slow", new List <string>
{
"*.entity.create.booking",
}, maxretrycount, 1);
//create Publisher
var publisher = container.Resolve <IPublisher>();
string bookingRoutingKey = "changetracker.entity.create.booking";
//act
BookingCreated bookingCreated =
new BookingCreated()
{
BookingName = string.Concat("Microsoft Sale", Guid.NewGuid().ToString())
};
var bookingCreatedIntegrationEvent = new IntegrationEvent <BookingCreated>()
{
Content = bookingCreated,
EventType = "bookingcreated"
};
for (int i = 1; i <= 8; i++)
{
await publisher.PublishEventAsync(bookingCreatedIntegrationEvent, bookingRoutingKey);
}
//wait 1 second
await Task.Delay(1000);
//ckeck the GetQueueInfo method first call
var queueInfoProvider = container.Resolve <IQueueInfoProvider>();
var fastSubscriberQueueSnapshotInfo = queueInfoProvider.GetQueueInfo(
"QueueInfoProvider_GetQueueInfo_CorrectCountOfReadyMessagesMustBeReturned.fast");
fastSubscriberQueueSnapshotInfo.CountOfMessages.Should().Be(8);
var slowSubscriberQueueSnapshotInfo = queueInfoProvider.GetQueueInfo(
"QueueInfoProvider_GetQueueInfo_CorrectCountOfReadyMessagesMustBeReturned.slow");
slowSubscriberQueueSnapshotInfo.CountOfMessages.Should().Be(8);
//Let's create Subscriber
var fastBookingTypedSubscriberConsumer = new BookingTypedParallellismCounterConsumer(500);
var slowBookingTypedSubscriberConsumer = new BookingTypedParallellismCounterConsumer(500);
fastSubscriber.Subscribe(SubscriptionBuilder.Create()
.AddSubscription("bookingcreated", () => fastBookingTypedSubscriberConsumer)
.Build());
slowSubscriber.Subscribe(SubscriptionBuilder.Create()
.AddSubscription("bookingcreated", () => slowBookingTypedSubscriberConsumer)
.Build());
//wait 10 seconds
await Task.Delay(10000);
//check
//ckeck the GetQueueInfo method second call
fastSubscriberQueueSnapshotInfo = queueInfoProvider.GetQueueInfo(
"QueueInfoProvider_GetQueueInfo_CorrectCountOfReadyMessagesMustBeReturned.fast");
fastSubscriberQueueSnapshotInfo.CountOfMessages.Should().Be(0);
slowSubscriberQueueSnapshotInfo = queueInfoProvider.GetQueueInfo(
"QueueInfoProvider_GetQueueInfo_CorrectCountOfReadyMessagesMustBeReturned.slow");
slowSubscriberQueueSnapshotInfo.CountOfMessages.Should().Be(0);
container.Dispose();
}
