public void EventListenerSettingsAreProperlyAppliedToReplyListener(string queueName, string topics)
{
// Arrange
string[] topicNames = topics.Split(",");
MicroserviceListener listener = new MicroserviceListener {
Queue = queueName, TopicExpressions = topicNames
};
MicroserviceReplayListener replayListener = new MicroserviceReplayListener();
// Act
replayListener.ApplyListenerSettings(listener);
// Assert
string[] expectedTopicNames = topicNames.Select(e => $"{ReplayTopicNames.ReplayEventTopicPrefix}{e}").ToArray();
Assert.AreEqual($"{ReplayTopicNames.ReplayEventTopicPrefix}{queueName}", replayListener.Queue);
CollectionAssert.AreEqual(expectedTopicNames, replayListener.TopicExpressions.ToArray());
}
/// <summary>
/// Validate if all listeners are properly registered, if a listener
/// is properly setup, copy its non-replay counterpart's settings over to the
/// replay listener.
/// </summary>
protected virtual void ValidateReplayListeners()
{
if (EventListeners.Count != ReplayListeners.Count)
{
Logger.LogCritical("Amount of Event listeners is not equal to the amount of Replay listeners");
throw new BusConfigurationException(
$"There are {EventListeners.Count} event listeners but {ReplayListeners.Count} replay listeners");
}
foreach (MicroserviceReplayListener listener in ReplayListeners)
{
MicroserviceListener normalListener = EventListeners.Find(e => listener.Queue == e.Queue);
if (normalListener == null)
{
Logger.LogCritical($"ReplayListener of {listener.Queue} has no non-replay counterpart.");
throw new BusConfigurationException($"ReplayListener of {listener.Queue} has no non-replay counterpart.");
}
Logger.LogDebug($"Applying configuration of listener for queue {listener.Queue} to replay listener");
listener.ApplyListenerSettings(normalListener);
}
}
/// <summary>
/// Apply the settings of a MicroserviceListener to a ReplayListener
///
/// This allows us to keep the configuration of a replaylistener at 0 and just copy
/// everything from an existing listener
/// </summary>
public void ApplyListenerSettings(MicroserviceListener listener)
{
Queue = $"{ReplayTopicNames.ReplayEventTopicPrefix}{listener.Queue}";
TopicExpressions = listener.TopicExpressions.Select(e => $"{ReplayTopicNames.ReplayEventTopicPrefix}{e}");
}