public void UpdateMyIP_GetMyIP_Test()
{
var cs = new ClientSettings();
var ip1_1 = IPAddress.Parse("1.1.1.1");
var ip1_2 = IPAddress.Parse("1.1.1.1");
var ip2_1 = IPAddress.Parse("2.2.2.2");
var ip2_2 = IPAddress.Parse("2.2.2.2");
var ip2_3 = IPAddress.Parse("2.2.2.2");
var ip2_4 = IPAddress.Parse("2.2.2.2");
var ip2_5 = IPAddress.Parse("2.2.2.2");
cs.UpdateMyIP(IPAddress.Loopback);
Assert.Empty(cs.localIP);
Assert.Equal(IPAddress.Loopback, cs.GetMyIP());
cs.UpdateMyIP(IPAddress.IPv6Loopback);
Assert.Empty(cs.localIP);
Assert.Equal(IPAddress.Loopback, cs.GetMyIP());
cs.UpdateMyIP(ip1_1);
Assert.Single(cs.localIP);
Assert.Equal(0, cs.localIP[ip1_1]);
Assert.Equal(IPAddress.Loopback, cs.GetMyIP());
cs.UpdateMyIP(ip2_1);
Assert.Equal(2, cs.localIP.Count);
Assert.Equal(0, cs.localIP[ip1_1]);
Assert.Equal(0, cs.localIP[ip2_1]);
Assert.Equal(IPAddress.Loopback, cs.GetMyIP());
cs.UpdateMyIP(ip2_2);
Assert.Equal(2, cs.localIP.Count);
Assert.Equal(0, cs.localIP[ip1_1]);
Assert.Equal(1, cs.localIP[ip2_1]);
Assert.Equal(IPAddress.Loopback, cs.GetMyIP());
cs.UpdateMyIP(ip2_3);
Assert.Equal(2, cs.localIP.Count);
Assert.Equal(0, cs.localIP[ip1_1]);
Assert.Equal(2, cs.localIP[ip2_1]);
Assert.Equal(IPAddress.Loopback, cs.GetMyIP());
cs.UpdateMyIP(ip1_2);
Assert.Equal(2, cs.localIP.Count);
Assert.Equal(1, cs.localIP[ip1_1]);
Assert.Equal(2, cs.localIP[ip2_1]);
Assert.Equal(IPAddress.Loopback, cs.GetMyIP());
cs.UpdateMyIP(ip2_4);
Assert.Equal(2, cs.localIP.Count);
Assert.Equal(1, cs.localIP[ip1_1]);
Assert.Equal(3, cs.localIP[ip2_1]);
Assert.Equal(IPAddress.Loopback, cs.GetMyIP());
cs.UpdateMyIP(ip2_5);
Assert.Equal(2, cs.localIP.Count);
Assert.Equal(1, cs.localIP[ip1_1]);
Assert.Equal(4, cs.localIP[ip2_1]);
Assert.Equal(IPAddress.Parse("2.2.2.2"), cs.GetMyIP());
}