public void Publish_MultipleSubscribedMessageTypes_AllMessagesReceived()
{
// Arrange
TestMessageType1 msg1 = new TestMessageType1("Msg1", 1, 1.2);
TestMessageType2 msg2 = new TestMessageType2("Msg2", 2);
TestMessageType3 msg3 = new TestMessageType3("Msg3", 3);
TestMessageType4 msg4 = new TestMessageType4("Msg4", 4);
TestEventConsumer consumer = GetTestConsumer();
// Act
GetTestPublisher().Publish(AggregateType12, AggregateType12, new List <IDomainEvent> {
msg1
});
GetTestPublisher().Publish(AggregateType12, AggregateType12, new List <IDomainEvent> {
msg2
});
GetTestPublisher().Publish(AggregateType34, AggregateType34, new List <IDomainEvent> {
msg3
});
GetTestPublisher().Publish(AggregateType34, AggregateType34, new List <IDomainEvent> {
msg4
});
// Allow time for messages to process
int count = 10;
while (consumer.TotalMessageCount() < 4 && count > 0)
{
Thread.Sleep(1000);
count--;
}
ShowTestResults();
// Assert
Assert.That(GetDbContext().Messages.Count(),
Is.EqualTo(4), "Number of messages produced");
Assert.That(GetDbContext().Messages.Count(msg => msg.Published == 0),
Is.EqualTo(0), "Number of unpublished messages");
foreach (Type eventType in consumer.GetEventTypes())
{
TestEventConsumer.EventStatistics eventStatistics = consumer.GetEventStatistics(eventType);
Assert.That(eventStatistics.MessageCount,
Is.EqualTo(1), $"Number of {eventType.Name} messages received by consumer");
Assert.That(eventStatistics.ReceivedMessages.Count,
Is.EqualTo(1), $"Number of received {eventType.Name} messages");
}
Assert.That(consumer.TotalMessageCount(),
Is.EqualTo(4), "Total number of messages received by consumer");
Assert.That(GetDbContext().ReceivedMessages.Count(msg => msg.MessageId != null),
Is.EqualTo(4), "Number of received messages");
msg1.AssertGoodMessageReceived(consumer.GetEventStatistics(typeof(TestMessageType1)).ReceivedMessages[0]);
msg2.AssertGoodMessageReceived(consumer.GetEventStatistics(typeof(TestMessageType2)).ReceivedMessages[0]);
msg3.AssertGoodMessageReceived(consumer.GetEventStatistics(typeof(TestMessageType3)).ReceivedMessages[0]);
msg4.AssertGoodMessageReceived(consumer.GetEventStatistics(typeof(TestMessageType4)).ReceivedMessages[0]);
GetTestMessageInterceptor()?.AssertCounts(4, 4, 4, 4, 4, 4);
}
public void Publish_SubscriberThrowsExceptionOnFirstOfMultipleMessages_MessagesHandlingStops()
{
// Arrange
TestMessageType1 badmsg1 = new TestMessageType1("ThrowException", 1, 1.2);
TestMessageType2 msg2A = new TestMessageType2("Msg2a", 1);
TestMessageType2 msg2B = new TestMessageType2("Msg2b", 2);
TestEventConsumer consumer = GetTestConsumer();
// Act
GetTestPublisher().Publish(AggregateType12, AggregateType12, new List <IDomainEvent> {
badmsg1
});
GetTestPublisher().Publish(AggregateType12, AggregateType12, new List <IDomainEvent> {
msg2A
});
GetTestPublisher().Publish(AggregateType12, AggregateType12, new List <IDomainEvent> {
msg2B
});
// Allow time for messages to process
int count = 10;
TestEventConsumer.EventStatistics type2Statistics = consumer.GetEventStatistics(typeof(TestMessageType2));
while (type2Statistics.MessageCount < 2 && count > 0)
{
Thread.Sleep(1000);
count--;
}
ShowTestResults();
// Assert
Assert.That(GetDbContext().Messages.Count(),
Is.EqualTo(3), "Number of messages produced");
Assert.That(GetDbContext().Messages.Count(msg => msg.Published == 0),
Is.EqualTo(0), "Number of unpublished messages");
Assert.That(GetDbContext().ReceivedMessages.Count(msg => msg.MessageId != null),
Is.EqualTo(0), "Number of received messages");
Assert.That(consumer.TotalMessageCount(),
Is.EqualTo(1), "Total number of messages received by consumer");
Assert.That(consumer.GetEventStatistics(typeof(TestMessageType1)).MessageCount,
Is.EqualTo(1), "Number of Type 1 messages received by consumer");
Assert.That(consumer.GetEventStatistics(typeof(TestMessageType2)).MessageCount,
Is.EqualTo(0), "Number of Type 2 messages received by consumer");
}
public void Publish_SingleSubscribedMessageType2_MessageReceived()
{
// Arrange
TestMessageType2 msg2 = new TestMessageType2("Msg2", 2);
TestEventConsumer.EventStatistics eventStatistics = GetTestConsumer().GetEventStatistics(
typeof(TestMessageType2));
// Act
GetTestPublisher().Publish(AggregateType12, AggregateType12, new List <IDomainEvent> {
msg2
});
// Allow time for messages to process
AssertMessagesArePublishedAndConsumed(eventStatistics);
msg2.AssertGoodMessageReceived(eventStatistics.ReceivedMessages[0]);
GetTestMessageInterceptor()?.AssertCounts(1, 1, 1, 1, 1, 1);
}
public async Task PublishAsync_SingleSubscribedMessageType1_MessageReceived()
{
// Arrange
TestMessageType1 msg1 = new TestMessageType1("Msg1", 1, 1.2);
TestEventConsumer.EventStatistics eventStatistics = GetTestConsumer().GetEventStatistics(
typeof(TestMessageType1));
// Act
await GetTestPublisher().PublishAsync(AggregateType12, AggregateType12, new List <IDomainEvent> {
msg1
});
// Allow time for messages to process
AssertMessagesArePublishedAndConsumed(eventStatistics);
msg1.AssertGoodMessageReceived(eventStatistics.ReceivedMessages[0]);
GetTestMessageInterceptor()?.AssertCounts(1, 1, 1, 1, 1, 1);
}
public void Publish_CustomEventTypeName_CorrectEventTypeHeader()
{
// Arrange
TestMessageType2 msg2 = new TestMessageType2("Msg2", 2);
TestEventConsumer consumer = GetTestConsumer();
// Act
GetTestPublisher().Publish(AggregateType12, AggregateType12, new List <IDomainEvent> {
msg2
});
// Allow time for messages to process
int count = 10;
TestEventConsumer.EventStatistics type2Statistics = consumer.GetEventStatistics(typeof(TestMessageType2));
while (type2Statistics.MessageCount < 1 && count > 0)
{
Thread.Sleep(1000);
count--;
}
ShowTestResults();
// Assert
Assert.That(GetDbContext().Messages.Count(),
Is.EqualTo(1), "Number of messages produced");
Assert.That(GetDbContext().Messages.Count(msg => msg.Published == 0),
Is.EqualTo(0), "Number of unpublished messages");
Assert.That(GetDbContext().ReceivedMessages.Count(msg => msg.MessageId != null),
Is.EqualTo(1), "Number of received messages");
Assert.That(type2Statistics.MessageCount,
Is.EqualTo(1), "Number of Type 2 messages received by consumer");
Assert.That(type2Statistics.ReceivedMessages.Count,
Is.EqualTo(1), "Number of received type 2 messages");
msg2.AssertGoodMessageReceived(type2Statistics.ReceivedMessages[0]);
Assert.That(type2Statistics.ReceivedMessages[0].Message.GetHeader(EventMessageHeaders.EventType),
Is.EqualTo(TestMessageType2.EventTypeName), "Event type header");
GetTestMessageInterceptor()?.AssertCounts(1, 1, 1, 1, 1, 1);
}
public void Publish_SubscribedMessageTypeAndUnsubscribedMessageType_ReceivedOnlySubscribedMessageType()
{
// Arrange
TestMessageType1 msg1 = new TestMessageType1("Msg1", 1, 1.2);
TestMessageUnsubscribedType unsubscribedMessage = new TestMessageUnsubscribedType("Msg3");
TestEventConsumer consumer = GetTestConsumer();
// Act
GetTestPublisher().Publish(AggregateType12, AggregateType12, new List <IDomainEvent> {
unsubscribedMessage
});
// Send a following message to identify when we're done
GetTestPublisher().Publish(AggregateType12, AggregateType12, new List <IDomainEvent> {
msg1
});
// Allow time for messages to process
int count = 10;
TestEventConsumer.EventStatistics type1Statistics = consumer.GetEventStatistics(typeof(TestMessageType1));
while (type1Statistics.MessageCount < 1 && count > 0)
{
Thread.Sleep(1000);
count--;
}
ShowTestResults();
// Assert
Assert.That(GetDbContext().Messages.Count(),
Is.EqualTo(2), "Number of messages produced");
Assert.That(GetDbContext().Messages.Count(msg => msg.Published == 0),
Is.EqualTo(0), "Number of unpublished messages");
Assert.That(GetDbContext().ReceivedMessages.Count(msg => msg.MessageId != null),
Is.EqualTo(2), "Number of received messages");
Assert.That(consumer.TotalMessageCount(),
Is.EqualTo(1), "Total number of messages received by consumer");
GetTestMessageInterceptor()?.AssertCounts(2, 2, 2, 2, 2, 2);
}
public void Send1000Message_Within1Minute()
{
// Arrange
TestMessageType1 msg1 = new TestMessageType1("Msg1", 1, 1.2);
TestEventConsumer consumer = GetTestConsumer();
TestEventConsumer.EventStatistics type1Statistics = consumer.GetEventStatistics(
typeof(TestMessageType1));
// Act
for (int x = 0; x < 1000; x++)
{
GetTestPublisher().Publish(AggregateType12, AggregateType12, new List <IDomainEvent> {
msg1
});
}
// Allow time for messages to process
int count = 300;
while (type1Statistics.MessageCount < 1000 && count > 0)
{
Thread.Sleep(1000);
count--;
}
ShowTestResults();
// Assert
Assert.AreEqual(1000, GetDbContext().Messages.Count(), "Expect 1000 messages produced");
Assert.AreEqual(1000, type1Statistics.MessageCount, "Received by consumer count must be 1000");
Assert.AreEqual(0, GetDbContext().Messages.Count(msg => msg.Published == 0), "No unpublished messages");
Assert.AreEqual(1000, GetDbContext().ReceivedMessages.Count(msg => msg.MessageId != null), "Expect 1000 messages received");
Assert.Less(type1Statistics.GetDuration().TotalSeconds, 60.0, "Time to send 1000 messages");
TestContext.WriteLine("Performance Test completed in {0} seconds",
type1Statistics.GetDuration().TotalSeconds);
}
private void AssertMessagesArePublishedAndConsumed(TestEventConsumer.EventStatistics eventStatistics)
{
int count = 10;
while (eventStatistics.MessageCount < 1 && count > 0)
{
Thread.Sleep(1000);
count--;
}
ShowTestResults();
// Assert
Assert.That(GetDbContext().Messages.Count(),
Is.EqualTo(1), "Number of messages produced");
Assert.That(GetDbContext().Messages.Count(msg => msg.Published == 0),
Is.EqualTo(0), "Number of unpublished messages");
Assert.That(GetDbContext().ReceivedMessages.Count(msg => msg.MessageId != null),
Is.EqualTo(1), "Number of received messages");
Assert.That(eventStatistics.MessageCount,
Is.EqualTo(1), "Number of Type 1 messages received by consumer");
Assert.That(eventStatistics.ReceivedMessages.Count,
Is.EqualTo(1), "Number of received type 1 messages");
}
