public void TestMethod5()
        {
            Guid guid = new Guid("{d3902802-2842-4d50-bc5b-134c27efe5ff}");

            Console.WriteLine(guid);

            byte[] guidBytes = guid.ToByteArray();
            byte[] sifted    = new byte[guidBytes.Length + 1];
            Buffer.BlockCopy(guidBytes, 0, sifted, 0, guidBytes.Length);

            BigInteger bigInteger = new BigInteger(sifted);

            Assert.AreEqual(BigInteger.One, bigInteger.Sign);

            string encoded = BaseConvert.ToBaseString(bigInteger, BaseConvert.Base62);

            Assert.IsNotNull(encoded);
            Console.WriteLine(encoded);

            BigInteger result = BaseConvert.FromBaseString(encoded, BaseConvert.Base62);

            Assert.IsNotNull(result);

            byte[] actualBytes = result.ToByteArray();
            byte[] bytes       = new byte[16];

            int count = Math.Min(bytes.Length, actualBytes.Length);

            Buffer.BlockCopy(actualBytes, 0, bytes, 0, count);

            Guid actual = new Guid(bytes);

            Assert.AreEqual(guid, actual);
            Console.WriteLine(actual);
        }
Beispiel #2
0
        /// <summary>
        /// Encodes the given Guid as an encoded string.
        /// </summary>
        /// <param name="guid">The Guid to encode</param>
        /// <returns>The encoded string.</returns>
        public static string Encode(Guid guid)
        {
            byte[] guidBytes = guid.ToByteArray();
            // add extra byte to make number positive
            byte[] sifted = new byte[guidBytes.Length + 1];
            Buffer.BlockCopy(guidBytes, 0, sifted, 0, guidBytes.Length);

            return(BaseConvert.ToBaseString(sifted, BaseConvert.Base62));;
        }