public void TestOrder()
{
NullTransport t = new NullTransport();
MockConnexion cnx = new MockConnexion();
cnx.Scheduler = new ImmediatePacketScheduler(cnx);
cnx.Transports.Add(t);
uint lastBytesSent = 0;
for (int i = 0; i < 6; i++)
{
cnx.Scheduler.Schedule(new ObjectMessage(0, i), MessageDeliveryRequirements.LeastStrict, null);
Assert.IsTrue(lastBytesSent < t.BytesSent);
lastBytesSent = t.BytesSent;
}
cnx.Flush();
Assert.IsTrue(t.BytesSent == lastBytesSent, "Flush() should have made no difference to bytes sent");
// check order
int msgNo = 0;
foreach (TransportPacket tp in cnx.SentPackets)
{
while (tp.Length > 0)
{
cnx.Marshaller.Unmarshal(tp, t, delegate(object sender, MessageEventArgs mea) {
Assert.AreEqual(msgNo, ((ObjectMessage)mea.Message).Object,
"message was sent out of order!");
});
msgNo++;
}
}
}
public void TestAggregationSendsNothingUntilFlush()
{
NullTransport t = new NullTransport();
MockConnexion cnx = new MockConnexion();
cnx.Scheduler = new RoundRobinPacketScheduler(cnx);
cnx.Transports.Add(t);
for (int i = 0; i < 6; i++)
{
cnx.Scheduler.Schedule(new ObjectMessage(0, i), MessageDeliveryRequirements.LeastStrict, null);
Assert.AreEqual(0, t.BytesSent);
Assert.AreEqual(0, cnx.SentPackets.Count);
}
cnx.Flush();
Assert.IsTrue(t.BytesSent > 0);
Assert.IsTrue(cnx.SentPackets.Count > 0);
}
public void TestImmediateComesFirst()
{
NullTransport t = new NullTransport();
MockConnexion cnx = new MockConnexion();
cnx.Scheduler = new RoundRobinPacketScheduler(cnx);
cnx.Transports.Add(t);
/// Send a bunch of messages that should be aggregated.
/// Then send a message that should go immediately (i.e., sent
/// before any of the aggregated messages).
for (int i = 1; i < 6; i++)
{
cnx.Scheduler.Schedule(new ObjectMessage((byte)(i % 2), i), MessageDeliveryRequirements.LeastStrict, null);
Assert.AreEqual(0, t.BytesSent);
Assert.AreEqual(0, cnx.SentPackets.Count);
}
cnx.Scheduler.Schedule(new StringMessage(0, "foo"),
new MessageDeliveryRequirements(Reliability.Unreliable,
MessageAggregation.Immediate, Ordering.Unordered), null);
Assert.IsTrue(t.BytesSent > 0);
Assert.IsTrue(cnx.SentPackets.Count > 0);
int msgNo = 0;
foreach (TransportPacket tp in cnx.SentPackets)
{
if (msgNo == 0)
{
// Firt message should be the immediate message
cnx.Marshaller.Unmarshal(tp, t, delegate(object sender, MessageEventArgs mea)
{
Assert.IsInstanceOfType(typeof(StringMessage), mea.Message);
Assert.AreEqual("foo", ((StringMessage)mea.Message).Text);
});
msgNo++;
}
while(tp.Length > 0)
{
cnx.Marshaller.Unmarshal(tp, t,
delegate(object sender, MessageEventArgs mea) {
Assert.AreEqual(msgNo, ((ObjectMessage)mea.Message).Object);
Assert.AreEqual(msgNo % 2, ((ObjectMessage)mea.Message).ChannelId);
});
msgNo++;
}
}
}
public void TestSendsOnSameChannelInOrder()
{
NullTransport t = new NullTransport();
MockConnexion cnx = new MockConnexion();
cnx.Scheduler = new RoundRobinPacketScheduler(cnx);
cnx.Transports.Add(t);
for (int i = 0; i < 6; i++)
{
cnx.Scheduler.Schedule(new ObjectMessage(0, i), MessageDeliveryRequirements.LeastStrict, null);
Assert.AreEqual(0, t.BytesSent);
Assert.AreEqual(0, cnx.SentPackets.Count);
}
cnx.Flush();
Assert.IsTrue(t.BytesSent > 0);
Assert.IsTrue(cnx.SentPackets.Count > 0);
int msgNo = 0;
foreach (TransportPacket tp in cnx.SentPackets)
{
while (tp.Length > 0)
{
cnx.Marshaller.Unmarshal(tp, t, delegate(object sender, MessageEventArgs mea)
{
Assert.AreEqual(msgNo, ((ObjectMessage)mea.Message).Object);
});
msgNo++;
}
}
}
public void TestSendFragmentedPacket()
{
NullTransport t = new NullTransport();
t.MaximumPacketSize = 100;
t.Reliability = Reliability.Reliable;
t.Ordering = Ordering.Ordered;
MockConnexion cnx = new MockConnexion();
cnx.Marshaller = new LargeObjectMarshaller(new DotNetSerializingMarshaller());
cnx.Scheduler = new RoundRobinPacketScheduler(cnx);
cnx.Transports.Add(t);
cnx.ErrorEvents += delegate(ErrorSummary es) { Assert.Fail(es.ToString()); };
byte[] sentData = new byte[500];
for (int i = 0; i < 6; i++)
{
uint bytesSent = t.BytesSent;
cnx.Scheduler.Schedule(new BinaryMessage(0, sentData), MessageDeliveryRequirements.MostStrict, null);
Assert.IsTrue(cnx.SentPackets.Count > 0);
Assert.IsTrue(t.BytesSent - bytesSent > 500); // should be 500 + message headers
}
int lastSentPacketsCount = cnx.SentPackets.Count;
cnx.Flush();
Assert.IsTrue(cnx.SentPackets.Count == lastSentPacketsCount, "there should not be any data remaining");
int msgNo = 0;
foreach (TransportPacket tp in cnx.SentPackets)
{
while (tp.Length > 0)
{
cnx.Marshaller.Unmarshal(tp, t, delegate(object sender, MessageEventArgs mea)
{
Assert.IsInstanceOfType(typeof(BinaryMessage), mea.Message);
Assert.AreEqual(sentData, ((BinaryMessage)mea.Message).Bytes);
msgNo++;
});
}
}
Assert.AreEqual(6, msgNo);
}
