public async Task CanListenToMessageAndSurviveRestart()
{
var randomMessage1 = "first-" + Guid.NewGuid();
var randomMessage2 = "second-" + Guid.NewGuid();
var semaphore = new SemaphoreSlim(1);
await _serviceClient.CreateQueueAsync(_queueName);
var actualMessages = new List <string>();
var consumerOptions = new ConsumerOptionsBuilder <string>()
.WithDefaultDeSerializer(message => JsonConvert.DeserializeObject <string>(Encoding.UTF8.GetString(message.Span)))
.WithSimpleMessageAck()
.Build();
await _serviceClient.StartListeningQueueAsync(_queueName, consumerOptions, (message, _, ct) =>
{
actualMessages.Add(message);
semaphore.Release();
return(Task.CompletedTask);
});
await semaphore.WaitAsync();
await _serviceClient.EnqueueMessageAsync(_queueName, randomMessage1);
await semaphore.WaitAsync(TimeSpan.FromSeconds(20));
InitRabbitMqDocker.RestartRabbitMq();
await _serviceClient.EnqueueMessageAsync(_queueName, randomMessage2);
await semaphore.WaitAsync(TimeSpan.FromSeconds(20));
actualMessages.Should().BeEquivalentTo(randomMessage1, randomMessage2);
}
public async Task CaneEnqueuePersistentMessage()
{
var randomMessage1 = Guid.NewGuid();
var randomMessage2 = Guid.NewGuid();
var options = _baseOptionBuilder
.WithDeliveryMode(DeliveryMode.Persistent)
.Build();
_serviceClient = new RabbitMqServiceClient(options);
await _serviceClient.CreateQueueAsync(_queueName);
await _serviceClient.EnqueueMessageAsync(_queueName, new { test = "first-" + randomMessage1 });
InitRabbitMqDocker.RestartRabbitMq();
await _serviceClient.EnqueueMessageAsync(_queueName, new { test = "second-" + randomMessage2 });
using var channelContainer = await _rabbitMqConnectionManager.AcquireChannel(ChannelType.Consumer);
var message1 = Encoding.UTF8.GetString(channelContainer.Channel.BasicGet(_queueName, true).Body.Span);
var message2 = Encoding.UTF8.GetString(channelContainer.Channel.BasicGet(_queueName, true).Body.Span);
using (new AssertionScope())
{
message1.Should().BeEquivalentTo($"{{\"test\":\"first-{randomMessage1}\"}}");
message2.Should().BeEquivalentTo($"{{\"test\":\"second-{randomMessage2}\"}}");
}
}
