public void WhenMessageReachesMaximumNumberOfRetries_MessageIsDeadlettered()
{
var stream = new MemoryStream();
var writer = new StreamWriter(stream);
writer.Write("{ Bar: 1 }");
writer.Flush();
stream.Position = 0;
var tm = new TransportMessage {
MessageType = typeof(Message).AssemblyQualifiedName
};
tm.SetBody(stream);
Func <Task> action = () => receiver.HandOver(tm);
action.ShouldNotThrow();
receiver.DeadLetter.Should().NotBeEmpty();
var transportMessage = receiver.DeadLetter.Single();
transportMessage.DeliveryCount.Should().Be(10);
transportMessage.Headers.Should().Contain(HeaderKeys.ExceptionReason, "Max number of retries has been reached!");
}
public void WhenMessageSentWithBodyWhichCannotBeDeserialized_MessageIsDeadlettered()
{
var stream = new MemoryStream();
var writer = new StreamWriter(stream);
writer.Write("{ ; }");
writer.Flush();
stream.Position = 0;
var tm = new TransportMessage {
MessageType = typeof(Message).AssemblyQualifiedName
};
tm.SetBody(stream);
Func <Task> action = () => receiver.HandOver(tm);
action.ShouldThrow <SerializationException>();
receiver.DeadLetter.Should().NotBeEmpty();
var transportMessage = receiver.DeadLetter.Single();
transportMessage.DeliveryCount.Should().Be(0);
transportMessage.Headers.Should().Contain(HeaderKeys.ExceptionReason, "Messages which can't be deserialized are deadlettered immediately");
}
