public void DeserializeThrows()
{
const String type = "fake-type";
const String contentType = "application/null";
var body = new Byte[] { };
var args = new BasicDeliverEventArgs
{
Body = body,
BasicProperties = new BasicProperties
{
ContentType = contentType,
Type = type
}
};
var context = ConsumedMessageContext.FromBasicDeliverEventArgs(args);
var runtimeType = typeof(Foo);
var serializer = new Mock<ISerializer>();
serializer.Setup(_ => _.Deserialize(body, runtimeType, new UTF8Encoding(true)))
.Throws(new Exception("boom"));
var serializationConfiguration = new SerializationConfigurationWrapper(serializer.Object);
var resolver = new Mock<IMessageTypeResolver>();
resolver.Setup(_ => _.Resolve(context)).Returns(new MessageBinding(type, runtimeType));
var builder = new ConsumedMessageBuilder(serializationConfiguration, resolver.Object);
var message = builder.Build(args);
Assert.IsType<CorruptedMessage>(message);
}
public void MissingContentType()
{
const String contentType = "application/null";
var serializationConfiguration = new SerializationConfigurationWrapper(NullSerializer.Instance);
var resolver = new Mock<IMessageTypeResolver>();
var builder = new ConsumedMessageBuilder(serializationConfiguration, resolver.Object);
var message = builder.Build(new BasicDeliverEventArgs
{
BasicProperties = new BasicProperties { ContentType = contentType }
});
Assert.IsType<UnsupportedMessage>(message);
}
public void MissingContentType()
{
const String contentType = "application/null";
var serializerFactory = new Mock<ISerializerFactory>();
serializerFactory.Setup(_ => _.Create(contentType)).Returns(NullSerializer.Instance);
var resolver = new Mock<IMessageTypeResolver>();
var builder = new ConsumedMessageBuilder(serializerFactory.Object, resolver.Object);
var message = builder.Build(new BasicDeliverEventArgs
{
BasicProperties = new BasicProperties { ContentType = contentType }
});
Assert.IsType<UnsupportedMessage>(message);
}
public void CannotResolve()
{
const String type = "fake-type";
var serializerFactory = new Mock<ISerializerFactory>();
var resolver = new Mock<IMessageTypeResolver>();
resolver.Setup(_ => _.Resolve(type)).Returns(EmptyMessageType.Instance);
var builder = new ConsumedMessageBuilder(serializerFactory.Object, resolver.Object);
var message = builder.Build(new BasicDeliverEventArgs
{
BasicProperties = new BasicProperties { Type = type }
});
Assert.IsType<UnresolvedMessage>(message);
}
public void ExceptionOnResolve()
{
const String type = "fake-type";
var serializationConfiguration = new SerializationConfiguration();
var resolver = new Mock<IMessageTypeResolver>();
resolver.Setup(_ => _.Resolve(It.Is<ConsumedMessageContext>(__ => __.MessageType == type)))
.Throws<Exception>();
var builder = new ConsumedMessageBuilder(serializationConfiguration, resolver.Object);
var message = builder.Build(new BasicDeliverEventArgs
{
BasicProperties = new BasicProperties { Type = type }
});
Assert.IsType<UnresolvedMessage>(message);
}
private IConnection CreateConnection(RabbitMQ.Client.IConnection connection,
IModel outboundModel)
{
var builder = new ConsumedMessageBuilder(_configuration.SerializationConfiguration,
_configuration.MessageTypeResolver);
var outboundChannel = _configuration.OutboundChannelBuilder(outboundModel,
_configuration);
var consumers = _promises.Select(_ =>
{
var model = CreateInboundModel(connection,
_configuration.PrefetchSize,
_configuration.PrefetchCount);
var consumer = _(builder).BuildConsumer(new InboundChannel(model),
outboundChannel);
return new { Model = model, Consumer = consumer };
})
.ToList();
foreach (var consumer in consumers)
consumer.Consumer.Declare(consumer.Model);
return new Connection(connection,
consumers.Select(_ => _.Consumer),
outboundChannel,
_configuration);
}
protected virtual void ConnectToBroker()
{
if (_outboundModel != null && !_outboundModel.IsClosed) return;
_connection = _connectionBuilder.CreateConnection(_configuration.EndpointUri);
//Logger.DebugFormat("RMQMessagingGateway: Opening channel to Rabbit MQ on connection {0}", Configuration.AMPQUri.GetSanitizedUri());
_outboundModel = _connection.CreateModel();
//When AutoClose is true, the last channel to close will also cause the connection to close1. If it is set to
//true before any channel is created, the connection will close then and there.
if (_connection.AutoClose == false)
_connection.AutoClose = true;
foreach (var exchange in _exchanges)
exchange.Declare(_outboundModel);
foreach (var queue in _queues)
queue.Declare(_outboundModel);
foreach (var binding in _bindings)
binding.Declare(_outboundModel);
var builder = new ConsumedMessageBuilder(_configuration.SerializationConfiguration, _configuration.MessageTypeResolver);
_outboundChannel = _configuration.OutboundChannelBuilder(_outboundModel, _configuration);
var consumers = _promises.Select(_ =>
{
var model = CreateInboundModel(_connection, _configuration.PrefetchSize, _configuration.PrefetchCount);
var consumer = _(builder).BuildConsumer(new InboundChannel(model), _outboundChannel);
return new {Model = model, Consumer = consumer};
})
.ToList();
foreach (var consumer in consumers)
consumer.Consumer.Declare(consumer.Model);
_consumers = consumers.Select(_ => _.Consumer);
}
private void Subscribe(Action<SubscriptionConfiguration> configure,
Func<IConsumedMessageBuilder, SubscriptionConfiguration, ConsumerBase> func,
IFallbackStrategy fallbackStrategy)
{
var configuration = new SubscriptionConfiguration(fallbackStrategy);
configure(configuration);
var builder = new ConsumedMessageBuilder(new SerializerFactory(), _resolver);
_model.BasicConsume(_name, false, func(builder, configuration));
}
public IConnection Connect()
{
var connection = _connectionBuilder.CreateConnection(_configuration.EndpointUri);
var outboundModel = connection.CreateModel();
foreach (var exchange in _exchanges)
exchange.Declare(outboundModel);
foreach (var queue in _queues)
queue.Declare(outboundModel);
foreach (var binding in _bindings)
binding.Declare(outboundModel);
var builder = new ConsumedMessageBuilder(_configuration.SerializationConfiguration,
_configuration.MessageTypeResolver);
var outboundChannel = _configuration.OutboundChannelBuilder(outboundModel, _configuration);
var consumers = _promises.Select(_ =>
{
var model = CreateInboundModel(connection,
_configuration.PrefetchSize,
_configuration.PrefetchCount);
var consumer = _(builder).BuildConsumer(new InboundChannel(model),
outboundChannel);
return new { Model = model, Consumer = consumer };
})
.ToList();
foreach (var consumer in consumers)
consumer.Consumer.Declare(consumer.Model);
return new Connection(connection,
consumers.Select(_ => _.Consumer),
outboundChannel,
_configuration);
}
