private SessionData(Guid sessionId)
{
_sessionId = sessionId;
_messageFilter = new DuplicateQueryDetectionMessageFilter();
// _notificationTimer = new DispatcherTimer(DispatcherPriority.Normal, Dispatcher.FromThread(Thread.CurrentThread)) {Interval = TimeSpan.FromMilliseconds(300)};
// _notificationTimer.Tick += NotificationTimerOnTick;
}
public void DuplicateQueryDetectionMessageFilter_MergesEqualQueriesWithDuplicate_ToDuplicateQueryInstance() {
// given
IMessageFilter messageFilter = new DuplicateQueryDetectionMessageFilter();
QueryMessage first = MakeDuplicateQueryMessage("SELECT 1", 4);
QueryMessage second = MakeQueryMessage("SELECT 1");
// when
DuplicateQueryMessage output = (DuplicateQueryMessage) messageFilter.FilterTwo(first, second);
// assert
Assert.That(output.NumberOfQueries, Is.EqualTo(1 + 4));
}
public void DuplicateQueryDetectionMessageFilter_MergesNonEqualQueries_ToNullInstance() {
// given
IMessageFilter messageFilter = new DuplicateQueryDetectionMessageFilter();
QueryMessage first = MakeQueryMessage("SELECT 2");
QueryMessage second = MakeQueryMessage("SELECT 1");
// when
Message output = messageFilter.FilterTwo(first, second);
// assert
Assert.That(output, Is.Null, "Expected not to merge");
}
public void DuplicateQueryDetectionMessageFilter_GroupsAdjecentQueryMessages(QueryData queryData) {
// given
IMessageFilter messageFilter = new DuplicateQueryDetectionMessageFilter();
// when
Queue<Message> messages = new Queue<Message>(messageFilter.Filter(queryData.Messages));
// then
foreach (int msgCount in queryData.ReturnedMessages) {
if (msgCount == Single) {
Message message = messages.Dequeue();
Assert.That(message, Is.Not.InstanceOf<DuplicateQueryMessage>(), "Expected a singular message to be returned");
continue;
}
// find group
DuplicateQueryMessage groupMessage = (DuplicateQueryMessage)messages.Dequeue();
// assert group size
Assert.IsNotNull(groupMessage, "Cannot find grouped query - expected at least a group to be found of size "+msgCount);
Assert.That(groupMessage.NumberOfQueries, Is.EqualTo(msgCount), "Incorrect query group message size");
}
}
