public void ReturnFalse_GivenNoMessagesInQueue()
{
var sut = new MessageDispatcher();
var result = sut.CheckMessages(62);
Assert.IsFalse(result);
}
public void AddMessagesToQueueIfItsTimeToDispatch()
{
var sut = new MessageDispatcher();
sut.Publish(new RepeatingMessage(60, "Hello!"));
var result = sut.CheckMessages(62);
Assert.IsTrue(result);
}
public void AddOneMessageToTheQueue_IfTimeToDispatch()
{
var sut = new MessageDispatcher();
sut.Publish(new AlwaysReadyMessage());
sut.CheckMessages(10);
Assert.IsNotEmpty(sut.QueuedMessages);
}
public void ReturnFalse_GivenMessagesToSendInFuture()
{
var sut = new MessageDispatcher();
sut.Publish(new RepeatingMessage(120, "Hello from future!"));
var result = sut.CheckMessages(62);
Assert.IsFalse(result);
}
public void PopOffMessageFromQueue_AfterReturningMessage()
{
var sut = new MessageDispatcher();
sut.Publish(new AlwaysReadyMessage());
sut.CheckMessages(10);
sut.TryDequeueMessage(out _);
Assert.AreEqual(0, sut.QueuedMessages.Count);
}
public void ReturnTrue_AfterReturningMessage()
{
var sut = new MessageDispatcher();
sut.Publish(new AlwaysReadyMessage());
sut.CheckMessages(10);
var result = sut.TryDequeueMessage(out _);
Assert.IsTrue(result);
}
public void AddOnlyOneMessageToTheQueue_GivenManyMesages_OnlyOneReady()
{
var sut = new MessageDispatcher();
sut.Publish(new AlwaysReadyMessage());
sut.Publish(new RepeatingMessage(120, "Häpp"));
sut.Publish(new RepeatingMessage(70, "Hupp"));
sut.CheckMessages(10);
Assert.AreEqual(1, sut.QueuedMessages.Count);
}
public void ReturnQueuedMessage()
{
var sut = new MessageDispatcher();
var alwaysReadyMessage = new AlwaysReadyMessage();
sut.Publish(alwaysReadyMessage);
sut.CheckMessages(10);
sut.TryDequeueMessage(out var actual);
Assert.AreEqual(alwaysReadyMessage.Message, actual);
}
// ReSharper disable once FunctionNeverReturns
private void BeginLoop()
{
var sw = Stopwatch.StartNew();
Task.Run(() =>
{
while (_tokenSource.IsCancellationRequested != true)
{
_dispatcher.CheckMessages((int)sw.ElapsedMilliseconds);
while (_dispatcher.TryDequeueMessage(out var message))
{
foreach (var c in _chatClients)
{
c.SendMessage(message);
}
}
Thread.Sleep(REFRESH_INTERVAL);
}
});
}
