public void when_executed_with_few_handlers_it_should_execute_them_in_parallel()
{
// TODO: On AppVeyor this test is blinking. I thing because of shared resources. This test shouldn't use time.
var container = new Container();
container.Options.DefaultScopedLifestyle = new AsyncScopedLifestyle();
container.AddLogging(_testOutput);
var strategy = new ParallelHandlersExecutionStrategy(container.GetInstance <ILogger <ParallelHandlersExecutionStrategy> >());
var handlers = VentureContextTools.CreateHandlerDescriptors(
new DelayedMessageHandler(TimeSpan.FromMilliseconds(value: 100)),
new DelayedMessageHandler(TimeSpan.FromMilliseconds(value: 100)),
new DelayedMessageHandler(TimeSpan.FromMilliseconds(value: 100)),
new DelayedMessageHandler(TimeSpan.FromMilliseconds(value: 100)),
new DelayedMessageHandler(TimeSpan.FromMilliseconds(value: 100)),
new DelayedMessageHandler(TimeSpan.FromMilliseconds(value: 100))).ToArray();
var message = new Message02();
var context = VentureContextTools.CreateFilledVentureContext(message);
Func <Task> sut = () => strategy.ExecuteHandlers(
handlers,
message,
context);
var singleHandlerExecutionTime = TimeSpan.FromMilliseconds(value: 100);
sut.ExecutionTime().Should()
.BeCloseTo(
singleHandlerExecutionTime,
TimeSpan.FromMilliseconds(value: 50),
"should run simultaneously");
}
public void when_executed_with_failing_handler_it_should_throw()
{
var handlers = VentureContextTools.CreateHandlerDescriptors(
new MessageHandler(),
new ThrowingHandler(),
new ThrowingHandler()).ToArray();
var message = new Message02();
var context = VentureContextTools.CreateFilledVentureContext(message);
var strategy = new ParallelHandlersExecutionStrategy(NullLogger <ParallelHandlersExecutionStrategy> .Instance);
Func <Task> sut = () => strategy.ExecuteHandlers(
handlers,
message,
context);
sut.Should().ThrowExactly <AggregateException>()
.Where(exception => exception.InnerExceptions.Count == 2, "two handlers did throw an exception");
}
public void when_executed_without_context_it_should_throw()
{
var container = new Container();
container.Options.DefaultScopedLifestyle = new AsyncScopedLifestyle();
container.AddLogging(_testOutput);
var strategy = new ParallelHandlersExecutionStrategy(container.GetInstance <ILogger <ParallelHandlersExecutionStrategy> >());
var handlers = VentureContextTools.CreateHandlerDescriptors(new MessageHandler()).ToArray();
var message = new Message02();
// ReSharper disable once AssignNullToNotNullAttribute - it's a test against null.
Func <Task> sut = () => strategy.ExecuteHandlers(
handlers,
message,
context: null);
sut.Should().Throw <ArgumentNullException>().Where(exception => exception.ParamName.Equals("context"));
}
public async Task when_executed_with_few_handlers_it_should_execute_all_of_them()
{
var handler1 = new MessageHandler();
var handler2 = new MessageHandler();
var handler3 = new MessageHandler();
var handlers = VentureContextTools.CreateHandlerDescriptors(
handler1,
handler2,
handler3).ToArray();
var message = new Message02();
var context = VentureContextTools.CreateFilledVentureContext(message);
var sut = new ParallelHandlersExecutionStrategy(NullLogger <ParallelHandlersExecutionStrategy> .Instance);
await sut.ExecuteHandlers(
handlers,
message,
context);
handler1.IsExecuted.Should().BeTrue("handler #1 should be called");
handler2.IsExecuted.Should().BeTrue("handler #2 should be called");
handler3.IsExecuted.Should().BeTrue("handler #3 should be called");
}
public void when_executed_with_handlers_it_should_log_execution_progress()
{
var container = new Container();
container.Options.DefaultScopedLifestyle = new AsyncScopedLifestyle();
container.AddLogging(_testOutput);
var handlers = VentureContextTools.CreateHandlerDescriptors(
new MessageHandler(),
new ThrowingHandler(),
new ThrowingHandler()).ToArray();
var message = new Message02();
var context = VentureContextTools.CreateFilledVentureContext(message);
var strategy = new ParallelHandlersExecutionStrategy(container.GetInstance <ILogger <ParallelHandlersExecutionStrategy> >());
Func <Task> sut = () => strategy.ExecuteHandlers(
handlers,
message,
context);
sut.Should().ThrowExactly <AggregateException>();
InMemorySink.Instance.LogEvents
.Where(log => log.Level == LogEventLevel.Debug)
.Select(log => log.RenderMessage())
.Count(log => log.StartsWith("Executing a message handler of type"))
.Should().Be(handlers.Length, "for each handler should be logged its start");
InMemorySink.Instance.LogEvents
.Where(log => log.Level == LogEventLevel.Debug)
.Select(log => log.RenderMessage())
.Count(log => log.StartsWith("Executed a message handler of type"))
.Should().Be(handlers.Length, "for each handler should be logged its finish");
InMemorySink.Instance.LogEvents
.Where(log => log.Level == LogEventLevel.Error)
.Select(log => log.RenderMessage())
.Count(log => log.StartsWith("An error occurred during a message handler execution of type"))
.Should().Be(expected: 2, "for each failed handler should be logged an error");
}
public void TestPubsub()
{
var exchangeName = "test.pubsub";
var subscriberNames = new string[] { "wms", "erp" };
IPubsubSender publisher = new PubsubSender(_conn, exchangeName, subscriberNames, debugEnabled: true);
var sentMessageDict = new ConcurrentDictionary <string, Tuple <bool, IMessageTransportationContext> >();
publisher.OnMessageSent += (sender, e) =>
{
sentMessageDict.TryAdd(e.Context.GetMessageId(), new Tuple <bool, IMessageTransportationContext>(false, e.Context));
};
publisher.OnMessageSendingSucceeded += (sender, e) =>
{
sentMessageDict.AddOrUpdate(e.Context.GetMessageId(), new Tuple <bool, IMessageTransportationContext>(true, e.Context), (key, originVal) => new Tuple <bool, IMessageTransportationContext>(true, originVal.Item2));
};
int sendSequence = 0;
while (true)
{
try
{
sendSequence++;
if (sendSequence % 4 != 0)
{
var message = new Message01(new Guid("58437EDC-87B7-4995-A5C0-BB5FD0FE49E0"))
{
Sequence = random.Next(1, 20)
};
Envelope envelopedMessage = Envelope.Create(message, $"{message.HostingFilialeId}_{Guid.NewGuid()}");
Task.Run(() => publisher.SendMessage(envelopedMessage));
Console.WriteLine($"{sendSequence}. send Message01 sequence={message.Sequence} ");
}
else
{
var message = new Message02(new Guid("7AE62AF0-EB1F-49C6-8FD1-128D77C84698"));
Task.Run(() => publisher.SendMessage(Envelope.Create(message, $"{message.SaleFilialeId}")));
Console.WriteLine($"{sendSequence}. send Message02 no sequence");
}
}
catch (Exception ex)
{
Console.WriteLine($"{ex.Message}");
}
if (sendSequence == 1000000)
{
Thread.Sleep(3000);
Task.Run(() =>
{
publisher.Dispose();
});
break;
}
}
var timeout = sendSequence / 10;
var executeSeconds = 0;
while (sentMessageDict.Count != sendSequence || sentMessageDict.Values.Any(w => !w.Item1 && w.Item2.LastException == null))
{
if (executeSeconds > timeout)
{
break;
}
Thread.Sleep(1000);
executeSeconds++;
}
var failList = sentMessageDict.Values.Where(w => !w.Item1).ToList();
}
public void TestRpcClient()
{
IRpcClient publisher = new RpcClient(_conn, "rpc-test", confirmEnabled: true, debugEnabled: true);
var sentMessageDict = new ConcurrentDictionary <string, Tuple <bool, IMessageTransportationContext> > ();
publisher.OnMessageSent += (sender, e) =>
{
sentMessageDict.TryAdd(e.Context.GetMessageId(), new Tuple <bool, IMessageTransportationContext>(false, e.Context));
};
publisher.OnMessageSendingSucceeded += (sender, e) =>
{
sentMessageDict.AddOrUpdate(e.Context.GetMessageId(), new Tuple <bool, IMessageTransportationContext>(true, e.Context), (key, originVal) => new Tuple <bool, IMessageTransportationContext>(true, originVal.Item2));
};
int sendSequence = 0;
while (true)
{
try
{
sendSequence++;
if (sendSequence % 4 != 0)
{
var message = new Message01(new Guid("58437EDC-87B7-4995-A5C0-BB5FD0FE49E0"))
{
Sequence = random.Next(1, 20)
};
var envelopedMessage = Envelope.Create(message);
publisher.SendRequest(envelopedMessage, "method1", envelopedMessage.MessageId);
Console.WriteLine($"{sendSequence}. send Message01 sequence={message.Sequence} ");
}
else
{
var message = new Message02(new Guid("7AE62AF0-EB1F-49C6-8FD1-128D77C84698"));
publisher.SendRequest(Envelope.Create(message), "method2", Guid.NewGuid().ToString());
Console.WriteLine($"{sendSequence}. send Message02 no sequence");
}
}
catch (Exception ex)
{
Console.WriteLine($"{ex.Message}");
}
if (sendSequence == 1000000)
{
Thread.Sleep(3000);
Task.Run(() =>
{
publisher.Dispose();
});
break;
}
}
var timeout = sendSequence / 10;
var executeSeconds = 0;
while (sentMessageDict.Count != sendSequence || sentMessageDict.Values.Any(w => !w.Item1 && w.Item2.LastException == null))
{
if (executeSeconds > timeout)
{
break;
}
Thread.Sleep(1000);
executeSeconds++;
}
var failList = sentMessageDict.Values.Where(w => !w.Item1).ToList();
}
public void Handle(Message02 message, IMessageTransportationContext context)
{
Thread.Sleep(500);
Console.WriteLine($"Message02 from queue {context.QueueName}");
}