public void ThrowsIfTooManyMessageAreSent()
{
var time = new Time();
var config = new Config
{
MaxReliablePacketsInSendBufferPerConnection = 50,
SequenceSize = 8
};
var instance = new AckTestInstance
{
connection = new SubIRawConnection()
};
instance.ackSystem = new AckSystem(instance.connection, config, MAX_PACKET_SIZE, time, bufferPool);
for (var i = 0; i < 50; i++)
{
instance.ackSystem.SendReliable(createRandomData(i));
// update to send batch
instance.ackSystem.Update();
}
var exception = Assert.Throws <InvalidOperationException>(() =>
{
instance.ackSystem.SendReliable(createRandomData(51));
instance.ackSystem.Update();
});
var expected = new InvalidOperationException($"Max packets in send buffer reached for {instance.connection}");
Assert.That(exception, Has.Message.EqualTo(expected.Message));
}
public void SetUp()
{
var config = new Config();
maxSequence = (ushort)((1 << config.SequenceSize) - 1);
instance = new AckTestInstance();
instance.connection = new SubIRawConnection();
instance.ackSystem = new AckSystem(instance.connection, new Config(), new Time(), bufferPool);
// create and send n messages
instance.messages = new List <byte[]>();
for (int i = 0; i < messageCount; i++)
{
instance.messages.Add(createRandomData(i + 1));
instance.ackSystem.SendNotify(instance.messages[i]);
}
// should have got 1 packet
Assert.That(instance.connection.packets.Count, Is.EqualTo(messageCount));
// should not have null data
Assert.That(instance.connection.packets, Does.Not.Contain(null));
}
public BadSocket(AckTestInstance instance1, AckTestInstance instance2)
{
ackSystem1 = instance1.ackSystem;
ackSystem2 = instance2.ackSystem;
connection1 = instance1.connection;
connection2 = instance2.connection;
}
public void SetUp()
{
time = new Time();
var config = new Config();
timeout = config.TimeBeforeEmptyAck;
instance1 = new AckTestInstance();
instance1.connection = new SubIRawConnection();
instance1.ackSystem = new AckSystem(instance1.connection, config, MAX_PACKET_SIZE, time, bufferPool);
instance2 = new AckTestInstance();
instance2.connection = new SubIRawConnection();
instance2.ackSystem = new AckSystem(instance2.connection, config, MAX_PACKET_SIZE, time, bufferPool);
badSocket = new BadSocket(instance1, instance2);
// create and send n messages
instance1.messages = new List <byte[]>();
instance2.messages = new List <byte[]>();
receives1 = new List <byte[]>();
receives2 = new List <byte[]>();
}
public void ThrowIfRingBufferIsfull()
{
var time = new Time();
var config = new Config
{
MaxReliablePacketsInSendBufferPerConnection = 500,
SequenceSize = 8
};
var instance = new AckTestInstance
{
connection = new SubIRawConnection()
};
instance.ackSystem = new AckSystem(instance.connection, config, time, bufferPool);
for (int i = 0; i < 255; i++)
{
instance.ackSystem.SendReliable(createRandomData(i));
// update to send batch
instance.ackSystem.Update();
}
InvalidOperationException exception = Assert.Throws <InvalidOperationException>(() =>
{
instance.ackSystem.SendReliable(createRandomData(0));
instance.ackSystem.Update();
});
var expected = new InvalidOperationException($"Sent queue is full for {instance.connection}");
Assert.That(exception, Has.Message.EqualTo(expected.Message));
}
public void TearDown()
{
time = null;
badSocket = null;
instance1 = null;
instance2 = null;
receives1 = null;
receives2 = null;
System.GC.Collect();
}
public void SetUp()
{
var config = new Config();
maxSequence = (ushort)((1 << config.SequenceSize) - 1);
instance1 = new AckTestInstance();
instance1.connection = new SubIRawConnection();
instance1.ackSystem = new AckSystem(instance1.connection, config, new Time(), bufferPool);
instance2 = new AckTestInstance();
instance2.connection = new SubIRawConnection();
instance2.ackSystem = new AckSystem(instance2.connection, config, new Time(), bufferPool);
// create and send n messages
instance1.messages = new List <byte[]>();
instance2.messages = new List <byte[]>();
for (int i = 0; i < messageCount; i++)
{
instance1.messages.Add(createRandomData(i + 1));
instance2.messages.Add(createRandomData(i + 1));
// send inside loop so message sending alternates between 1 and 2
// send to conn1
instance1.ackSystem.SendNotify(instance1.messages[i]);
// give to instance2 if received
if (received2[i])
{
instance2.ackSystem.ReceiveNotify(instance1.connection.packets[i], instance1.connection.packets[i].Length);
}
// send to conn2
instance2.ackSystem.SendNotify(instance2.messages[i]);
// give to instance1 if received
if (received1[i])
{
instance1.ackSystem.ReceiveNotify(instance2.connection.packets[i], instance2.connection.packets[i].Length);
}
}
// should have got 1 packet
Assert.That(instance1.connection.packets.Count, Is.EqualTo(messageCount));
Assert.That(instance2.connection.packets.Count, Is.EqualTo(messageCount));
// should not have null data
Assert.That(instance1.connection.packets, Does.Not.Contain(null));
Assert.That(instance2.connection.packets, Does.Not.Contain(null));
}
public void SetUp()
{
var config = new Config();
int mtu = config.MaxPacketSize;
int bigSize = (int)(mtu * 1.5f);
byte[] message = CreateBigData(1, bigSize);
instance = new AckTestInstance();
instance.connection = new SubIRawConnection();
instance.ackSystem = new AckSystem(instance.connection, config, new Time(), bufferPool);
// create and send n messages
instance.messages = new List <byte[]>();
instance.messages.Add(message);
instance.ackSystem.SendReliable(message);
// should not have null data
Assert.That(instance.connection.packets, Does.Not.Contain(null));
}
public void SetUp()
{
config = new Config();
var mtu = MAX_PACKET_SIZE;
var bigSize = (int)(mtu * 1.5f);
message = CreateBigData(1, bigSize);
var sender = new AckTestInstance();
sender.connection = new SubIRawConnection();
sender.ackSystem = new AckSystem(sender.connection, config, MAX_PACKET_SIZE, new Time(), bufferPool);
sender.ackSystem.SendReliable(message);
packet1 = sender.packet(0);
packet2 = sender.packet(1);
var connection = new SubIRawConnection();
ackSystem = new AckSystem(connection, config, MAX_PACKET_SIZE, new Time(), bufferPool);
}