public void TestWrap()
{
var sequencer = new Sequencer(2);
Assert.That(sequencer.Next(), Is.EqualTo(1));
Assert.That(sequencer.Next(), Is.EqualTo(2));
Assert.That(sequencer.Next(), Is.EqualTo(3));
Assert.That(sequencer.Next(), Is.EqualTo(0),
"2 bit sequencer should wrap after 4 numbers");
}
public void ItShouldStartOverAfterLastSequenceNumber()
{
var sequencer = new Sequencer(2);
Assert.That(sequencer.Next(), Is.EqualTo(0));
Assert.That(sequencer.Next(), Is.EqualTo(1));
Assert.That(sequencer.Next(), Is.EqualTo(2));
Assert.That(sequencer.Next(), Is.EqualTo(3));
Assert.That(sequencer.Next(), Is.EqualTo(0),
"2 bit sequencer should wrap after 4 numbers");
}
/// <summary>
/// Sends a message, but notify when it is delivered or lost
/// </summary>
/// <typeparam name="T">type of message to send</typeparam>
/// <param name="message">message to send</param>
/// <param name="token">a arbitrary object that the sender will receive with their notification</param>
public void SendNotify <T>(T message, object token, int channelId = Channel.Unreliable)
{
if (sendWindow.Count == WINDOW_SIZE)
{
NotifyLost?.Invoke(this, token);
return;
}
using (PooledNetworkWriter writer = NetworkWriterPool.GetWriter())
{
var notifyPacket = new NotifyPacket
{
Sequence = (ushort)sequencer.Next(),
ReceiveSequence = receiveSequence,
AckMask = receiveMask
};
sendWindow.Enqueue(new PacketEnvelope
{
Sequence = notifyPacket.Sequence,
Token = token
});
MessagePacker.Pack(notifyPacket, writer);
MessagePacker.Pack(message, writer);
NetworkDiagnostics.OnSend(message, channelId, writer.Length, 1);
Send(writer.ToArraySegment(), channelId);
lastNotifySentTime = Time.unscaledTime;
}
}
public void TestNext()
{
var sequencer = new Sequencer(3);
Assert.That(sequencer.Next(), Is.EqualTo(1));
}
public void SequencerStartAt0()
{
var sequencer = new Sequencer(3);
Assert.That(sequencer.Next(), Is.EqualTo(0));
}