public void MutatorPreservesPreviousMessageRoutingProperty()
{
var timestamp = DateTime.Now.UnixNano();
string originalTopicName = string.Format("test_message_router_mutator_{0}", timestamp);
string topicName1 = string.Format("{0}_1", originalTopicName);
string topicName2 = string.Format("{0}_2", originalTopicName);
string childOriginalTopicName = string.Format("test_message_router_mutator_child_{0}", timestamp);
string childTopicName1 = string.Format("{0}_1", childOriginalTopicName);
string childTopicName2 = string.Format("{0}_2", childOriginalTopicName);
const string channelName = "test_message_router_mutator";
var container = new Container();
Console.WriteLine(originalTopicName);
Console.WriteLine(topicName1);
Console.WriteLine(topicName2);
Console.WriteLine(childOriginalTopicName);
Console.WriteLine(childTopicName1);
Console.WriteLine(childTopicName2);
_nsqLookupdHttpClient.CreateTopic(originalTopicName);
_nsqLookupdHttpClient.CreateChannel(originalTopicName, channelName);
_nsqLookupdHttpClient.CreateTopic(topicName1);
_nsqLookupdHttpClient.CreateChannel(topicName1, channelName);
_nsqLookupdHttpClient.CreateTopic(topicName2);
_nsqLookupdHttpClient.CreateChannel(topicName2, channelName);
_nsqLookupdHttpClient.CreateTopic(childOriginalTopicName);
_nsqLookupdHttpClient.CreateChannel(childOriginalTopicName, channelName);
_nsqLookupdHttpClient.CreateTopic(childTopicName1);
_nsqLookupdHttpClient.CreateChannel(childTopicName1, channelName);
_nsqLookupdHttpClient.CreateTopic(childTopicName2);
_nsqLookupdHttpClient.CreateChannel(childTopicName2, channelName);
try
{
var messageTypeToTopicProvider = new MessageTypeToTopicDictionary(new Dictionary <Type, string> {
{ typeof(MyRoutedMessage), originalTopicName },
{ typeof(MyMutatedRoutedMessage), childOriginalTopicName },
});
BusService.Start(new BusConfiguration(
new StructureMapObjectBuilder(container),
new NewtonsoftJsonSerializer(typeof(JsonConverter).Assembly),
new MessageAuditorStub(),
messageTypeToTopicProvider,
new HandlerTypeToChannelDictionary(new Dictionary <Type, string> {
{ typeof(MyRoutedMessageHandler), channelName },
{ typeof(MyMutatedRoutedMessageHandler), channelName },
}),
defaultNsqLookupdHttpEndpoints: new[] { "127.0.0.1:4161" },
defaultThreadsPerHandler: 1,
nsqConfig: new Config
{
MaxRequeueDelay = TimeSpan.Zero,
LookupdPollJitter = 0,
LookupdPollInterval = TimeSpan.FromSeconds(1)
},
preCreateTopicsAndChannels: true,
messageTopicRouter: new MessageTopicRouter(messageTypeToTopicProvider),
messageMutator: new MessageMutator()
));
var bus = container.GetInstance <IBus>();
bus.Send(new MyRoutedMessage {
Text = "One"
});
bus.Send(new MyRoutedMessage {
RouteIndex = 1, Text = "Two"
});
bus.Send(new MyRoutedMessage {
RouteIndex = 2, Text = "Three"
});
var dict1 = MyRoutedMessageHandler.GetReceived();
var dict2 = MyMutatedRoutedMessageHandler.GetReceived();
Assert.AreEqual(3, dict1.Count, "dict.Count");
Assert.AreEqual(3, dict2.Count, "dict2.Count");
var firstMessage = dict1.Single(p => p.Value.Text == "One");
var secondMessage = dict1.Single(p => p.Value.Text == "Two");
var thirdMessage = dict1.Single(p => p.Value.Text == "Three");
var childFirstMessage = dict2.Single(p => p.Value.Text == "One Child");
var childSecondMessage = dict2.Single(p => p.Value.Text == "Two Child");
var childThirdMessage = dict2.Single(p => p.Value.Text == "Three Child");
Console.WriteLine(firstMessage.Key.UniqueIdentifier);
Console.WriteLine(firstMessage.Value.Text);
Console.WriteLine(secondMessage.Key.UniqueIdentifier);
Console.WriteLine(secondMessage.Value.Text);
Console.WriteLine(thirdMessage.Key.UniqueIdentifier);
Console.WriteLine(thirdMessage.Value.Text);
Console.WriteLine(childFirstMessage.Value.ParentId);
Console.WriteLine(childFirstMessage.Value.Text);
Console.WriteLine(childSecondMessage.Value.ParentId);
Console.WriteLine(childSecondMessage.Value.Text);
Console.WriteLine(childThirdMessage.Value.ParentId);
Console.WriteLine(childThirdMessage.Value.Text);
Assert.AreEqual("One", firstMessage.Value.Text, "firstMessage.Value.Text");
Assert.AreEqual("Two", secondMessage.Value.Text, "secondMessage.Value.Text");
Assert.AreEqual("Three", thirdMessage.Value.Text, "thirdMessage.Value.Text");
Assert.AreEqual(firstMessage.Key.UniqueIdentifier.ToString(), childFirstMessage.Value.ParentId,
"childFirstMessage.Value.ParentId");
Assert.AreEqual("One Child", childFirstMessage.Value.Text, "childFirstMessage.Value.Text");
Assert.AreEqual(secondMessage.Key.UniqueIdentifier.ToString(), childSecondMessage.Value.ParentId,
"childSecondMessage.Value.ParentId");
Assert.AreEqual("Two Child", childSecondMessage.Value.Text, "childSecondMessage.Value.Text");
Assert.AreEqual(thirdMessage.Key.UniqueIdentifier.ToString(), childThirdMessage.Value.ParentId,
"childThirdMessage.Value.ParentId");
Assert.AreEqual("Three Child", childThirdMessage.Value.Text, "childThirdMessage.Value.Text");
// get stats from http server
var stats = _nsqdHttpClient.GetStats();
foreach (var topicName in new[] {
originalTopicName, topicName1, topicName2,
childOriginalTopicName, childTopicName1, childTopicName2
})
{
// assert received message topic/message match expectations
IMessageWithRouteIndex receivedMessage;
if (dict1.Any(p => p.Key.Topic == topicName))
{
receivedMessage = dict1.Single(p => p.Key.Topic == topicName).Value;
}
else
{
receivedMessage = dict2.Single(p => p.Key.Topic == topicName).Value;
}
int?expectedRouteIndex;
if (topicName == topicName1 || topicName == childTopicName1)
{
expectedRouteIndex = 1;
}
else if (topicName == topicName2 || topicName == childTopicName2)
{
expectedRouteIndex = 2;
}
else
{
expectedRouteIndex = null;
}
Assert.AreEqual(expectedRouteIndex, receivedMessage.RouteIndex, "expectedRouteIndex");
// assert stats from http server
var topic = stats.Topics.Single(p => p.TopicName == topicName);
var channel = topic.Channels.Single(p => p.ChannelName == channelName);
Assert.AreEqual(1, topic.MessageCount, "topic.MessageCount");
Assert.AreEqual(0, topic.Depth, "topic.Depth");
Assert.AreEqual(0, topic.BackendDepth, "topic.BackendDepth");
Assert.AreEqual(1, channel.MessageCount, "channel.MessageCount");
Assert.AreEqual(0, channel.DeferredCount, "channel.DeferredCount");
Assert.AreEqual(0, channel.Depth, "channel.Depth");
Assert.AreEqual(0, channel.BackendDepth, "channel.BackendDepth");
Assert.AreEqual(0, channel.InFlightCount, "channel.InFlightCount");
Assert.AreEqual(0, channel.TimeoutCount, "channel.TimeoutCount");
Assert.AreEqual(0, channel.RequeueCount, "channel.RequeueCount");
}
}
finally
{
BusService.Stop();
_nsqdHttpClient.DeleteTopic(originalTopicName);
_nsqLookupdHttpClient.DeleteTopic(originalTopicName);
_nsqdHttpClient.DeleteTopic(topicName1);
_nsqLookupdHttpClient.DeleteTopic(topicName1);
_nsqdHttpClient.DeleteTopic(topicName2);
_nsqLookupdHttpClient.DeleteTopic(topicName2);
_nsqdHttpClient.DeleteTopic(childOriginalTopicName);
_nsqLookupdHttpClient.DeleteTopic(childOriginalTopicName);
_nsqdHttpClient.DeleteTopic(childTopicName1);
_nsqLookupdHttpClient.DeleteTopic(childTopicName1);
_nsqdHttpClient.DeleteTopic(childTopicName2);
_nsqLookupdHttpClient.DeleteTopic(childTopicName2);
}
}
public void RoutingByProperty()
{
var timestamp = DateTime.Now.UnixNano();
string originalTopicName = string.Format("test_message_router_{0}", timestamp);
string topicName1 = string.Format("{0}_1", originalTopicName);
string topicName2 = string.Format("{0}_2", originalTopicName);
const string channelName = "test_message_router";
var container = new Container();
_nsqLookupdHttpClient.CreateTopic(originalTopicName);
_nsqLookupdHttpClient.CreateChannel(originalTopicName, channelName);
_nsqLookupdHttpClient.CreateTopic(topicName1);
_nsqLookupdHttpClient.CreateChannel(topicName1, channelName);
_nsqLookupdHttpClient.CreateTopic(topicName2);
_nsqLookupdHttpClient.CreateChannel(topicName2, channelName);
try
{
var messageTypeToTopicProvider = new MessageTypeToTopicDictionary(new Dictionary <Type, string> {
{ typeof(MyRoutedMessage), originalTopicName }
});
BusService.Start(new BusConfiguration(
new StructureMapObjectBuilder(container),
new NewtonsoftJsonSerializer(typeof(JsonConverter).Assembly),
new MessageAuditorStub(),
messageTypeToTopicProvider,
new HandlerTypeToChannelDictionary(new Dictionary <Type, string> {
{ typeof(MyRoutedMessageHandler), channelName }
}),
defaultNsqLookupdHttpEndpoints: new[] { "127.0.0.1:4161" },
defaultThreadsPerHandler: 1,
nsqConfig: new Config
{
MaxRequeueDelay = TimeSpan.Zero,
LookupdPollJitter = 0,
LookupdPollInterval = TimeSpan.FromSeconds(1)
},
preCreateTopicsAndChannels: true,
messageTopicRouter: new MessageTopicRouter(messageTypeToTopicProvider)
));
var bus = container.GetInstance <IBus>();
bus.Send(new MyRoutedMessage());
bus.Send(new MyRoutedMessage {
RouteIndex = 1
});
bus.Send(new MyRoutedMessage {
RouteIndex = 2
});
var dict = MyRoutedMessageHandler.GetReceived();
Assert.AreEqual(3, dict.Count, "dict.Count");
// get stats from http server
var stats = _nsqdHttpClient.GetStats();
foreach (var topicName in new[] { originalTopicName, topicName1, topicName2 })
{
// assert received message topic/message match expectations
var receivedMessage = dict.Single(p => p.Key.Topic == topicName);
int expectedRouteIndex;
if (topicName == topicName1)
{
expectedRouteIndex = 1;
}
else if (topicName == topicName2)
{
expectedRouteIndex = 2;
}
else
{
expectedRouteIndex = 0;
}
Assert.AreEqual(expectedRouteIndex, receivedMessage.Value.RouteIndex, "expectedRouteIndex");
// assert stats from http server
var topic = stats.Topics.Single(p => p.TopicName == topicName);
var channel = topic.Channels.Single(p => p.ChannelName == channelName);
Assert.AreEqual(1, topic.MessageCount, "topic.MessageCount");
Assert.AreEqual(0, topic.Depth, "topic.Depth");
Assert.AreEqual(0, topic.BackendDepth, "topic.BackendDepth");
Assert.AreEqual(1, channel.MessageCount, "channel.MessageCount");
Assert.AreEqual(0, channel.DeferredCount, "channel.DeferredCount");
Assert.AreEqual(0, channel.Depth, "channel.Depth");
Assert.AreEqual(0, channel.BackendDepth, "channel.BackendDepth");
Assert.AreEqual(0, channel.InFlightCount, "channel.InFlightCount");
Assert.AreEqual(0, channel.TimeoutCount, "channel.TimeoutCount");
Assert.AreEqual(0, channel.RequeueCount, "channel.RequeueCount");
}
}
finally
{
BusService.Stop();
_nsqdHttpClient.DeleteTopic(originalTopicName);
_nsqLookupdHttpClient.DeleteTopic(originalTopicName);
_nsqdHttpClient.DeleteTopic(topicName1);
_nsqLookupdHttpClient.DeleteTopic(topicName1);
_nsqdHttpClient.DeleteTopic(topicName2);
_nsqLookupdHttpClient.DeleteTopic(topicName2);
}
}