public async Task ObtainIPAddressAsync()
{
string ip = RefImplementation();
NetworkAddressState state = await SimpleTCPHelper.GetActiveIPv4AddressAsync();
Assert.AreEqual(ip, state.Address.ToString());
}
/// <summary>
/// Returns active IPv4 Address of this computer
/// </summary>
public static async Task <NetworkAddressState> GetActiveIPv4AddressAsync(int timeoutMs = 2000)
{
using Socket socket = new(AddressFamily.InterNetwork, SocketType.Dgram, 0);
Task timeout = Task.Delay(timeoutMs);
try {
await Task.WhenAny(timeout, socket.ConnectAsync("8.8.8.8", 80));
}
catch (SocketException) {
return(NetworkAddressState.Fail());
}
return(timeout.IsCompleted ? NetworkAddressState.Fail() : NetworkAddressState.Connected(((IPEndPoint)socket.LocalEndPoint).Address));
}
