public void MessageCount_is_zero_when_queue_is_just_created()
{
var server = new RabbitServer();
using (var model = new FakeModel(server))
{
const string queueName = "myQueue";
model.QueueDeclare(queueName);
Assert.Equal(0u, model.MessageCount(queueName));
}
}
public void MessageCount_returns_the_number_of_messages_in_the_queue()
{
var server = new RabbitServer();
using (var model = new FakeModel(server))
{
const string queueName = "myQueue";
model.QueueDeclare(queueName);
model.ExchangeDeclare("my_exchange", ExchangeType.Direct);
model.ExchangeBind(queueName, "my_exchange", null);
var message = "hello world!";
var encodedMessage = Encoding.ASCII.GetBytes(message);
model.BasicPublish("my_exchange", null, new BasicProperties(), encodedMessage);
Assert.Equal(1u, model.MessageCount(queueName));
}
}
public void MessageCount_returns_the_number_of_non_consumed_messages_in_the_queue()
{
var server = new RabbitServer();
using (var model = new FakeModel(server))
{
const string queueName = "myQueue";
model.QueueDeclare(queueName);
model.ExchangeDeclare("my_exchange", ExchangeType.Direct);
model.ExchangeBind(queueName, "my_exchange", null);
for (var i = 0; i < 10; i++)
{
var message = $"hello world: {i}";
var encodedMessage = Encoding.ASCII.GetBytes(message);
model.BasicPublish("my_exchange", null, new BasicProperties(), encodedMessage);
}
// Consume 4 messages
var consumer = new EventingBasicConsumer(model);
var consumptionCount = 0;
consumer.Received += (s, e) =>
{
if (consumptionCount >= 4)
{
return;
}
model.BasicAck(e.DeliveryTag, false);
consumptionCount++;
};
model.BasicConsume(queueName, true, consumer);
Assert.Equal(6u, model.MessageCount(queueName));
}
}
