public async Task ValidateSuccessfulErrorFlowDoesNotThrowErrors()
{
var provider = services.BuildServiceProvider();
var outChannel = new DirectChannel(provider);
var handler = new ExceptionHandler();
outChannel.Subscribe(handler);
var errorChannel = new PublishSubscribeChannel(provider);
var errorService = new SuccessfulErrorService();
var errorHandler = new ServiceActivatingHandler(provider, errorService);
errorChannel.Subscribe(errorHandler);
var mps = new TestMessageProducerSupportEndpoint(provider);
mps.OutputChannel = outChannel;
mps.ErrorChannel = errorChannel;
await mps.Start();
var message = new GenericMessage("hello");
mps.SendMessage(message);
Assert.IsType <ErrorMessage>(errorService.LastMessage);
Assert.IsType <MessageDeliveryException>(errorService.LastMessage.Payload);
var exception = (MessageDeliveryException)errorService.LastMessage.Payload;
Assert.Equal(message, exception.FailedMessage);
}
public async Task ValidateExceptionIfNoErrorChannel()
{
var provider = services.BuildServiceProvider();
var outChannel = new DirectChannel(provider);
var handler = new ExceptionHandler();
outChannel.Subscribe(handler);
var mps = new TestMessageProducerSupportEndpoint(provider);
mps.OutputChannel = outChannel;
await mps.Start();
Assert.Throws <MessageDeliveryException>(() => mps.SendMessage(new GenericMessage("hello")));
}
public async Task ValidateExceptionIfSendToErrorChannelFails()
{
var provider = services.BuildServiceProvider();
var outChannel = new DirectChannel(provider.GetService <IApplicationContext>());
var handler = new ExceptionHandler();
outChannel.Subscribe(handler);
var errorChannel = new PublishSubscribeChannel(provider.GetService <IApplicationContext>());
errorChannel.Subscribe(handler);
var mps = new TestMessageProducerSupportEndpoint(provider.GetService <IApplicationContext>());
mps.OutputChannel = outChannel;
mps.ErrorChannel = errorChannel;
await mps.Start();
Assert.Throws <MessageDeliveryException>(() => mps.SendMessage(Message.Create("hello")));
}
private void ProcessMessage(IMessage message)
{
_adapter.SendMessage(message);
}