public void CorrelationSequenceIsIncremented()
{
var correlationSequenceNumbers = new List<int>();
var counter = new SharedCounter(1);
_activator1.Handle<string>(async (bus, ctx, str) =>
{
correlationSequenceNumbers.Add(int.Parse(ctx.Headers[Headers.CorrelationSequence]));
await bus.Advanced.Routing.Send("bus2", "hej!");
});
_activator2.Handle<string>(async (bus, ctx, str) =>
{
correlationSequenceNumbers.Add(int.Parse(ctx.Headers[Headers.CorrelationSequence]));
await bus.Advanced.Routing.Send("bus3", "hej!");
});
_activator3.Handle<string>(async (bus, ctx, str) =>
{
correlationSequenceNumbers.Add(int.Parse(ctx.Headers[Headers.CorrelationSequence]));
counter.Decrement();
});
_activator1.Bus.SendLocal("heeeej!").Wait();
counter.WaitForResetEvent();
Assert.That(correlationSequenceNumbers, Is.EqualTo(new[] { 0, 1, 2 }));
}
public void SentMessageCarriesTheTypeHeader()
{
var activator = Using(new BuiltinHandlerActivator());
var receivedHeaders = new Dictionary<string, string>();
var counter = new SharedCounter(1);
activator.Handle<SomeMessage>(async (bus, context, message) =>
{
foreach (var kvp in context.Headers)
{
receivedHeaders.Add(kvp.Key, kvp.Value);
}
counter.Decrement();
});
Configure.With(activator)
.Transport(t => t.UseInMemoryTransport(new InMemNetwork(), "type-header-test"))
.Options(o => o.LogPipeline())
.Start();
activator.Bus.SendLocal(new SomeMessage()).Wait();
counter.WaitForResetEvent();
Assert.That(receivedHeaders.ContainsKey(Headers.Type), Is.True);
Assert.That(receivedHeaders[Headers.Type], Is.EqualTo("Rebus.Tests.Integration.SomeMessage, Rebus.Tests"));
}
public void CorrelationIdFlows()
{
var correlationIds = new List<string>();
var counter = new SharedCounter(1);
_activator1.Handle<string>(async (bus, ctx, str) =>
{
correlationIds.Add(ctx.Headers[Headers.CorrelationId]);
await bus.Advanced.Routing.Send("bus2", "hej!");
});
_activator2.Handle<string>(async (bus, ctx, str) =>
{
correlationIds.Add(ctx.Headers[Headers.CorrelationId]);
await bus.Advanced.Routing.Send("bus3", "hej!");
});
_activator3.Handle<string>(async (bus, ctx, str) =>
{
correlationIds.Add(ctx.Headers[Headers.CorrelationId]);
counter.Decrement();
});
_activator1.Bus.SendLocal("heeeej!").Wait();
counter.WaitForResetEvent();
Assert.That(correlationIds.GroupBy(c => c).Count(), Is.EqualTo(1));
}
public void CanDeferTransportMessage()
{
var counter = new SharedCounter(1);
Using(counter);
var customHeaders = new Dictionary<string, string>
{
{"testheader", "customizzle valuizzle"}
};
var didDeferTheMessage = false;
_forwarderActivator.Handle<string>(async (bus, str) =>
{
if (!didDeferTheMessage)
{
Console.WriteLine("Got the message for the first time - deferring it!");
await bus.Advanced.TransportMessage.Defer(TimeSpan.FromSeconds(2), customHeaders);
didDeferTheMessage = true;
return;
}
Console.WriteLine("Got the message after it was deferred... nice!");
counter.Decrement();
});
_forwarderActivator.Bus.SendLocal("hej med dig min ven!!!").Wait();
counter.WaitForResetEvent();
}
public async Task ItWorks()
{
var counter = new SharedCounter(1);
Using(counter);
_activator.Handle<string>(async str =>
{
throw new ApplicationException("1st level!!");
});
_activator.Handle<IFailed<string>>(async failed =>
{
if (failed.Message != "hej med dig!")
{
counter.Fail("Did not receive the expected message!");
return;
}
counter.Decrement();
});
await _bus.SendLocal("hej med dig!");
counter.WaitForResetEvent();
}
public void CanForwardMessageToErrorQueue()
{
var sharedCounter = new SharedCounter(1) { Delay = TimeSpan.FromSeconds(0.1) };
Using(sharedCounter);
_forwarderActivator.Handle<string>(async (bus, str) =>
{
await bus.Advanced.TransportMessage.Forward(ForwardedMessagesQueue, new Dictionary<string, string> {{"testheader", "OK"}});
});
_receiverActivator.Handle<string>(async (bus, context, str) =>
{
var headers = context.TransportMessage.Headers;
if (!headers.ContainsKey("testheader"))
{
sharedCounter.Fail("Could not find 'testheader' header!");
return;
}
var headerValue = headers["testheader"];
if (headerValue != "OK")
{
sharedCounter.Fail("'testheader' header had value {0}", headerValue);
return;
}
sharedCounter.Decrement();
});
_forwarderActivator.Bus.SendLocal("hej med dig min ven!!!").Wait();
sharedCounter.WaitForResetEvent();
}
public async Task ItWorksWithCovarianceToo()
{
var counter = new SharedCounter(1);
Using(counter);
_activator.Handle<BaseMessage>(async baseMessage =>
{
throw new ApplicationException("1st level!!");
});
_activator.Handle<IFailed<BaseMessage>>(async failed =>
{
if (failed.Message is ConcreteMessage)
{
counter.Decrement();
return;
}
counter.Fail("Did not receive the expected message!");
});
await _bus.SendLocal(new ConcreteMessage());
counter.WaitForResetEvent();
}
public async Task DoesNotBackOffAtAllWhenBusy(int messageCount)
{
var counter = new SharedCounter(messageCount);
_activator.Handle<string>(async str =>
{
await Task.Delay(1);
counter.Decrement();
});
var startTime = DateTime.UtcNow;
await Task.Delay(TimeSpan.FromSeconds(5));
Printt("Sending 100k msgs");
await Task.WhenAll(Enumerable.Range(0, messageCount)
.Select(i => _activator.Bus.SendLocal($"THIS IS MESSAGE {i}")));
Printt("Receiving them...");
_activator.Bus.Advanced.Workers.SetNumberOfWorkers(1);
counter.WaitForResetEvent(120);
Printt("Done... waiting a little extra");
await Task.Delay(TimeSpan.FromSeconds(5));
var stopTime = DateTime.UtcNow;
var waitsPerSecond = _snitch.WaitTimes
.GroupBy(t => t.RoundTo(TimeSpan.FromSeconds(1)))
.ToDictionary(g => g.Key, g => g.Count());
var waitNoMessagesPerSecond = _snitch.WaitNoMessageTimes
.GroupBy(t => t.RoundTo(TimeSpan.FromSeconds(1)))
.ToDictionary(g => g.Key, g => g.Count());
var seconds = startTime.RoundTo(TimeSpan.FromSeconds(1)).To(stopTime.RoundTo(TimeSpan.FromSeconds(1)))
.GetIntervals(TimeSpan.FromSeconds(1));
Console.WriteLine(string.Join(Environment.NewLine,
seconds.Select(time => $"{time}: {new string('.', waitsPerSecond.GetValueOrDefault(time))}{new string('*', waitNoMessagesPerSecond.GetValueOrDefault(time))}")));
}
public void DoesNotLogWarningsUnderNormalUse()
{
var counter = new SharedCounter(3);
_activator.Handle<string>(async str => counter.Decrement());
_activator.Bus.SendLocal("hej").Wait();
_activator.Bus.SendLocal("med").Wait();
_activator.Bus.SendLocal("dig").Wait();
counter.WaitForResetEvent();
CleanUpDisposables();
var logLinesWarnLevelOrAbove = _logs.Where(l => l.Level >= LogLevel.Warn).ToList();
Assert.That(logLinesWarnLevelOrAbove.Any(), Is.False, $@"Got the following log lines >= WARN:
{string.Join(Environment.NewLine, logLinesWarnLevelOrAbove)}");
}
public async Task CanInitiateSagaAndOverrideItsId()
{
var counter = new SharedCounter(5);
_activator.Register(() => new DefaultSaga(counter));
var id1 = Guid.NewGuid();
var id2 = Guid.NewGuid();
// five messages using 2 ids
await _activator.Bus.SendLocal(new DefaultSagaMessage(id1));
await _activator.Bus.SendLocal(new DefaultSagaMessage(id2));
await _activator.Bus.SendLocal(new DefaultSagaMessage(id1));
await _activator.Bus.SendLocal(new DefaultSagaMessage(id2));
await _activator.Bus.SendLocal(new DefaultSagaMessage(id1));
counter.WaitForResetEvent();
var sagaInstances = _sagas.Instances.ToList();
Assert.That(sagaInstances.Count, Is.EqualTo(2));
}
public void CorrelationIdIsFirstMessageId()
{
var messageIds = new List<string>();
var correlationIds = new List<string>();
var counter = new SharedCounter(1);
_activator1.Handle<string>(async (bus, ctx, str) =>
{
messageIds.Add(ctx.Headers[Headers.MessageId]);
correlationIds.Add(ctx.Headers[Headers.CorrelationId]);
await bus.Advanced.Routing.Send("bus2", "hej!");
});
_activator2.Handle<string>(async (bus, ctx, str) =>
{
messageIds.Add(ctx.Headers[Headers.MessageId]);
correlationIds.Add(ctx.Headers[Headers.CorrelationId]);
counter.Decrement();
});
_activator1.Bus.SendLocal("heeeej!").Wait();
counter.WaitForResetEvent();
var firstMessageId = messageIds.First();
Assert.That(correlationIds.All(c => c == firstMessageId), Is.True);
}
public void MessageIdsAreDifferent()
{
var messageIds = new List<string>();
var counter = new SharedCounter(1);
_activator1.Handle<string>(async (bus, ctx, str) =>
{
messageIds.Add(ctx.Headers[Headers.MessageId]);
await bus.Advanced.Routing.Send("bus2", "hej!");
});
_activator2.Handle<string>(async (bus, ctx, str) =>
{
messageIds.Add(ctx.Headers[Headers.MessageId]);
counter.Decrement();
});
_activator1.Bus.SendLocal("heeeej!").Wait();
counter.WaitForResetEvent();
Assert.That(messageIds.GroupBy(i => i).Count(), Is.EqualTo(2));
}
async Task RunDeferTest()
{
var replyCounter = new SharedCounter(1);
_client.Handle<string>(async reply =>
{
Console.WriteLine($"CLIENT got reply '{reply}' (elapsed: {_stopwatch.Elapsed.TotalSeconds:0.# s})");
replyCounter.Decrement();
});
await _client.Bus.Send("request");
replyCounter.WaitForResetEvent();
}
public async Task FailedMessageAllowsForAccessingHeaders()
{
var counter = new SharedCounter(1);
Using(counter);
_activator.Handle<string>(async str =>
{
throw new ApplicationException("1st level!!");
});
var headersOfFailedMessage = new Dictionary<string, string>();
_activator.Handle<IFailed<string>>(async failed =>
{
if (failed.Message != "hej med dig!")
{
counter.Fail("Did not receive the expected message!");
return;
}
foreach (var kvp in failed.Headers)
{
headersOfFailedMessage.Add(kvp.Key, kvp.Value);
}
Console.WriteLine();
Console.WriteLine("-------------------------------------------------------------------------------------------------------------------------------------------------------------");
Console.WriteLine("-------------------------------------------------------------------------------------------------------------------------------------------------------------");
Console.WriteLine("-------------------------------------------------------------------------------------------------------------------------------------------------------------");
Console.WriteLine("ERROR DESCRIPTION:");
Console.WriteLine();
Console.WriteLine(failed.ErrorDescription);
Console.WriteLine("-------------------------------------------------------------------------------------------------------------------------------------------------------------");
Console.WriteLine("-------------------------------------------------------------------------------------------------------------------------------------------------------------");
Console.WriteLine("-------------------------------------------------------------------------------------------------------------------------------------------------------------");
Console.WriteLine("CAUGHT EXCEPTIONS:");
Console.WriteLine();
Console.WriteLine(string.Join(Environment.NewLine + Environment.NewLine, failed.Exceptions));
Console.WriteLine("-------------------------------------------------------------------------------------------------------------------------------------------------------------");
Console.WriteLine("-------------------------------------------------------------------------------------------------------------------------------------------------------------");
Console.WriteLine("-------------------------------------------------------------------------------------------------------------------------------------------------------------");
Console.WriteLine();
counter.Decrement();
});
var headers = new Dictionary<string, string>
{
{"custom-header", "with-a-custom-value" }
};
await _bus.SendLocal("hej med dig!", headers);
counter.WaitForResetEvent();
Console.WriteLine(string.Join(Environment.NewLine, headersOfFailedMessage.Select(kvp =>
$" {kvp.Key}: {kvp.Value}")));
Assert.That(headersOfFailedMessage["custom-header"], Is.EqualTo("with-a-custom-value"));
}
public async Task IncludesFullErrorDetailsWhenSecondLevelRetriesFailToo()
{
var counter = new SharedCounter(1);
Using(counter);
_activator.Handle<string>(async str =>
{
throw new ApplicationException("1st level!!");
});
_activator.Handle<IFailed<string>>(async failed =>
{
throw new ApplicationException("2nd level!!");
});
await _bus.SendLocal("hej med dig!");
var transportMessage = await _network.WaitForNextMessageFrom("error");
var errorDetails = transportMessage.Headers[Headers.ErrorDetails];
Console.WriteLine(errorDetails);
Assert.That(errorDetails, Does.Contain("1st level!!"));
Assert.That(errorDetails, Does.Contain("2nd level!!"));
}