public void ReceiveMessage_WithWaitTimeSet_ShouldEnableLongPolling()
{
const string queueName = "MessageWaitTime_StandardQueue";
const int waitTimeSeconds = 10;
var message = new SqsMessage("Test");
var sqsRequest = new CreateQueueRequest(queueName);
var createQueueResponse = _sqs.CreateQueue(sqsRequest);
_queueUrl = createQueueResponse.QueueUrl;
var secondSqsClient = LocalSQSClientBuilder.CreateClient();
var receiveMessageRequest = new ReceiveMessageRequest()
{
QueueUrl = _queueUrl,
WaitTimeSeconds = waitTimeSeconds
};
var stopwatch = new System.Diagnostics.Stopwatch();
stopwatch.Start();
var receiveMessageResponseWithinTimeout = secondSqsClient.ReceiveMessage(receiveMessageRequest);
stopwatch.Stop();
Assert.True(stopwatch.ElapsedMilliseconds < (waitTimeSeconds * 1000) + 1000);
Assert.Empty(receiveMessageResponseWithinTimeout.Messages);
var response = _sqs.SendMessage(new SendMessageRequest(_queueUrl, message.Body));
stopwatch.Reset();
stopwatch.Start();
var receiveMessageResponseAfterTimeout = secondSqsClient.ReceiveMessage(_queueUrl);
stopwatch.Stop();
// The ReceiveMessage call should be quick as there is a message in the queue to receive
Assert.True(stopwatch.ElapsedMilliseconds < waitTimeSeconds * 1000);
Assert.Equal(message.Body, receiveMessageResponseAfterTimeout.Messages.First().Body);
}
public void ReceiveMessage_WithVisibilityTimeout_ShouldPreventConsumerFromRetrievingMessageDuringTheVisibilityTimeout()
{
const string queueName = "MessageVisibility_StandardQueue";
const int visibilityTimeoutSeconds = 15;
var message = new SqsMessage("Test");
var sqsRequest = new CreateQueueRequest(queueName)
{
Attributes = new Dictionary <string, string>()
{
{ QueueAttributeName.VisibilityTimeout, visibilityTimeoutSeconds.ToString() }
}
};
var createQueueResponse = _sqs.CreateQueue(sqsRequest);
_queueUrl = createQueueResponse.QueueUrl;
var response = _sqs.SendMessage(new SendMessageRequest(_queueUrl, message.Body));
var receiveMessageRequest = new ReceiveMessageRequest()
{
QueueUrl = _queueUrl
};
var receiveMessageResponse = _sqs.ReceiveMessage(receiveMessageRequest);
Assert.Equal(message.Body, receiveMessageResponse.Messages.First().Body);
var secondSqsClient = LocalSQSClientBuilder.CreateClient();
var receiveMessageResponseWithinTimeout = secondSqsClient.ReceiveMessage(_queueUrl);
Assert.Empty(receiveMessageResponseWithinTimeout.Messages);
Thread.Sleep((visibilityTimeoutSeconds) * 1000);
var receiveMessageResponseAfterTimeout = secondSqsClient.ReceiveMessage(_queueUrl);
Assert.Equal(message.Body, receiveMessageResponseAfterTimeout.Messages.First().Body);
}
/// <summary>
/// Note: xUnit will create an instance of the test class on every test case hence each test
/// will have a new client.
/// </summary>
public SQSTestBase()
{
_sqs = LocalSQSClientBuilder.CreateClient();
}