public void ValidIPAddress_3()
        {
            var solution = new _0468_ValidateIPAddress();
            var result   = solution.ValidIPAddress("256.256.256.256");

            Assert.AreEqual("Neither", result);
        }
        public void ValidIPAddress_1()
        {
            var solution = new _0468_ValidateIPAddress();
            var result   = solution.ValidIPAddress("172.16.254.1");

            Assert.AreEqual("IPv4", result);
        }
        public void ValidIPAddress_2()
        {
            var solution = new _0468_ValidateIPAddress();
            var result   = solution.ValidIPAddress("2001:0db8:85a3:0:0:8A2E:0370:7334");

            Assert.AreEqual("IPv6", result);
        }