public async Task NotifyFault()
{
var expectedException = new Exception("Unhandled exception");
var args = new BasicDeliverEventArgs
{
DeliveryTag = 1234L,
BasicProperties = new BasicProperties()
};
var realConsumer = new Mock <Consumer <FakeConsumedMessage> >();
var message = new FakeConsumedMessage(args, _ => new Success(_, new ConsumedMessage.ConsumingResult[] { new ConsumingResultStub(_, realConsumer.Object) }));
var builder = new Mock <IConsumedMessageBuilder>();
builder.Setup(_ => _.Build(It.IsAny <BasicDeliverEventArgs>())).Returns(message);
var configuration = new ConsumingConfiguration(new Mock <IBroker>().Object, default(Queue));
configuration.Consumes(realConsumer.Object);
var failingInboundChannel = new FailingInboundChannel(expectedException);
var consumer = new AtLeastOnceConsumerWrapper(failingInboundChannel, new Mock <IOutboundChannel>().Object, default(Queue), builder.Object, configuration);
await consumer.CallConsumeInternal(args);
realConsumer.Verify(_ => _.OnError(expectedException));
}
public void HeaderMapping()
{
var content = new Foo();
const String messageId = "one-id";
const Int64 timestamp = 123456789L;
const String replyExchangeType = "direct";
const String replyExchangeName = "exchange-name";
const String replyRoutingKey = "routing-key";
const String correlationId = "one-correlation-id";
var replyTo = $"{replyExchangeType}://{replyExchangeName}/{replyRoutingKey}";
var args = new BasicDeliverEventArgs
{
BasicProperties = new BasicProperties
{
MessageId = messageId,
Timestamp = new AmqpTimestamp(timestamp),
CorrelationId = correlationId,
ReplyTo = replyTo
}
};
var message = new FakeConsumedMessage(content, args);
var actual = message.To <Foo>();
Assert.Equal(messageId, actual.Headers.MessageId);
Assert.Equal(timestamp, actual.Headers.Timestamp);
Assert.Equal(correlationId, actual.Headers.CorrelationId);
Assert.Equal(replyTo, actual.Headers.ReplyConfiguration.ToString());
}
public void OnReiteratedError()
{
var inboundChannel = new Mock <IInboundChannel>();
var strategy = new Mock <IFallbackStrategy>();
var args = FakeBasicDeliverEventArgs();
args.Redelivered = true;
var message = new FakeConsumedMessage(new Object(), args);
_configuration.FallbackBy((c, q) => strategy.Object);
_configuration.Consumes(new FakeConsumer(consumedMessage => { throw new Exception(); }));
var builder = new Mock <IConsumedMessageBuilder>();
builder.Setup(_ => _.Build(args)).Returns(message);
var outboundChannel = new Mock <IOutboundChannel>().Object;
var consumer = new AtLeastOnceConsumerWrapper(inboundChannel.Object,
outboundChannel,
default(Queue),
builder.Object,
_configuration);
var result = consumer.CallConsumeInternalAsync(args).Result;
Assert.IsType <ReiteratedConsumingFailure>(result);
strategy.Verify(_ => _.Apply(outboundChannel, message), Times.Once);
}
public void WrongContentType()
{
var content = new Foo();
var message = new FakeConsumedMessage(content, FakeBasicDeliverEventArgs());
Assert.Throws <InvalidCastException>(() => message.To <Bar>());
}
public void NoSubscriptions()
{
var args = FakeBasicDeliverEventArgs();
var message = new FakeConsumedMessage(new Foo(), args);
var subscriptions = _configuration.FindSubscriptions(message);
Assert.Empty(subscriptions);
}
public void ProperContentType()
{
var content = new Foo();
var message = new FakeConsumedMessage(content, FakeBasicDeliverEventArgs());
var actual = message.To <Foo>();
Assert.Equal(content, actual.Content);
}
public void OneSubscription()
{
_configuration.Consumes(new FakeConsumer(_ => null));
var args = FakeBasicDeliverEventArgs();
var message = new FakeConsumedMessage(new Foo(), args);
var subscriptions = _configuration.FindSubscriptions(message);
Assert.Single(subscriptions);
}
public void TwoSubscriptionsForTheSameMessage()
{
_configuration.Consumes(new FakeConsumer(_ => null));
_configuration.Consumes(new FakeConsumer(_ => null));
var args = FakeBasicDeliverEventArgs();
var message = new FakeConsumedMessage(new Foo(), args);
var subscriptions = _configuration.FindSubscriptions(message);
Assert.Equal(2, subscriptions.Count());
}
public void ConsumerTag()
{
var content = new Foo();
const String consumerTag = "one-tag";
var args = new BasicDeliverEventArgs
{
ConsumerTag = consumerTag,
BasicProperties = new BasicProperties()
};
var message = new FakeConsumedMessage(content, args);
var actual = message.To <Foo>();
Assert.Equal(consumerTag, actual.ConsumerTag);
}
public void CustomHeader()
{
var content = new Foo();
var args = new BasicDeliverEventArgs
{
BasicProperties = new BasicProperties
{
Headers = new Dictionary <String, Object>
{
{ "a", "b" }
}
}
};
var message = new FakeConsumedMessage(content, args);
var actual = message.To <Foo>();
Assert.Equal("b", actual.Headers["a"]);
}
public void HeaderMapping()
{
var content = new Foo();
const String messageId = "one-id";
const Int64 timestamp = 123456789L;
var args = new BasicDeliverEventArgs
{
BasicProperties = new BasicProperties
{
MessageId = messageId,
Timestamp = new AmqpTimestamp(timestamp)
}
};
var message = new FakeConsumedMessage(content, args);
var actual = message.As <Foo>();
Assert.Equal(messageId, actual.Headers.MessageId);
Assert.Equal(timestamp, actual.Headers.Timestamp);
}
public void DeadLetterExchangeStrategy()
{
var args = FakeBasicDeliverEventArgs();
var message = new FakeConsumedMessage(null, args);
var broker = new Mock <IBroker>();
var queue = new Queue("queue_name");
Func <String, String> f = _ => $"{_}-DeadLetter";
var dleName = f(queue.Name);
broker.Setup(_ => _.DeclareDurableDirectExchange(dleName)).Returns(new Exchange(dleName, "direct"));
var strategy = DeadLetterStrategy.New(broker.Object,
queue,
_ => $"{_}-DeadLetter");
var outboundChannel = new Mock <IOutboundChannel>();
strategy.Apply(outboundChannel.Object, message);
outboundChannel.Verify(_ => _.ForwardAsync(message,
It.Is <Exchange>(__ => __.Name == dleName),
String.Empty),
Times.Once);
}
public void OnSuccess()
{
var inboundChannel = new Mock <IInboundChannel>();
var args = FakeBasicDeliverEventArgs();
var message = new FakeConsumedMessage(new Object(), args);
var strategy = new Mock <IFallbackStrategy>();
_configuration.FallbackBy((c, q) => strategy.Object);
var builder = new Mock <IConsumedMessageBuilder>();
builder.Setup(_ => _.Build(args)).Returns(message);
var outboundChannel = new Mock <IOutboundChannel>().Object;
var consumer = new AtLeastOnceConsumer(inboundChannel.Object,
outboundChannel,
default(Queue),
builder.Object,
_configuration);
var result = consumer.ConsumeAsync(args).Result;
Assert.IsType <Success>(result);
strategy.Verify(_ => _.Apply(outboundChannel, message), Times.Never);
}
public void CustomHeader()
{
var key = "a";
var value = "b";
var content = new Foo();
var args = new BasicDeliverEventArgs
{
BasicProperties = new BasicProperties
{
Headers = new Dictionary <String, Object>
{
{ key, value }
}
}
};
var message = new FakeConsumedMessage(content, args);
var actual = message.To <Foo>();
Assert.True(actual.ContainsHeader(key));
Assert.Equal(value, actual.Headers[key]);
}
private static Mock <IInboundChannel> BuildInboundChannel(UInt64 deliveryTag,
Func <ConsumedMessageBase, AggregateConsumingResult> func,
ConsumingConfiguration configuration)
{
var args = new BasicDeliverEventArgs
{
DeliveryTag = deliveryTag,
BasicProperties = new BasicProperties()
};
var builder = new Mock <IConsumedMessageBuilder>();
var message = new FakeConsumedMessage(args, func);
builder.Setup(_ => _.Build(args)).Returns(message);
var channel = new Mock <IInboundChannel>();
var consumer = new AtLeastOnceConsumerWrapper(channel.Object,
new Mock <IOutboundChannel>().Object,
default(Queue),
builder.Object,
configuration);
consumer.CallConsumeInternal(args).Wait();
return(channel);
}
