public async Task When_ListeningAndSendingMulticastOnIPV4_Then_MessagesAreSentAndReceived()
{
UInt16 universe = 1;
using (var sender = new MulticastSacnSenderIPV4())
{
using (var receiver = new MulticastSacnReceiverIPV4())
{
DataPacket received = null;
var hostname = Dns.GetHostName();
var ipAddresses = await Dns.GetHostAddressesAsync(hostname);
receiver.OnDataPacketReceived += (sender, packet) =>
{
received = packet;
};
receiver.Listen(IPAddress.Any);
receiver.JoinMulticastGroup(universe);
var packet = new DataPacket();
packet.FramingLayer.SourceName = "Source name";
packet.FramingLayer.Universe = universe;
packet.DMPLayer.PropertyValues = new byte[] { 1, 2, 3, 4 };
await sender.Send(packet);
await Task.Delay(250);
Assert.NotNull(received);
}
}
}
public void Given_TheAddressIsIPV4_When_ListenIsCalled_Then_ItListensOnTheAddress()
{
var ip = IPAddress.Any;
var udpWrapper = Mock.Of <IUdpWrapper>();
var receiver = new MulticastSacnReceiverIPV4(udpWrapper, null);
receiver.Listen(ip);
Mock.Get(udpWrapper)
.Verify(x => x.Listen(It.Is <IPEndPoint>(e => e.Address.Equals(ip))));
}
static void Main(string[] args)
{
using var receiver = new MulticastSacnReceiverIPV4();
receiver.OnDataPacketReceived += (sender, packet) =>
{
Console.WriteLine(packet.FramingLayer.Universe + ": ");
Console.WriteLine(string.Join(", ", packet.DMPLayer.PropertyValues));
};
receiver.OnSynchronizationPacketReceived += (sender, packet) =>
{
Console.WriteLine("Sync!");
};
receiver.OnUniverseDiscoveryPacketReceived += (sender, packet) =>
{
Console.WriteLine("Discovery!");
};
receiver.Listen(IPAddress.Any);
receiver.JoinMulticastGroup(1);
Console.WriteLine("Listening. Press enter to exit");
Console.ReadLine();
}
public void Given_TheAddressIsNotIPV4_When_ListenIsCalled_Then_AnExceptionIsThrown()
{
var receiver = new MulticastSacnReceiverIPV4(null, null);
Assert.Throws <ArgumentException>(() => receiver.Listen(IPAddress.IPv6Any));
}