public void Test_GetBytes()
        {
            string s = "为进一步规范ERP发版工作,加强研发质量管控,在2017年初,我们对ERP产品发版管理制度V1.1进行了优化,详细调整点如下:";

            byte[] b1 = Encoding.UTF8.GetBytes(s);
            byte[] b2 = s.GetBytes();
            Assert.IsTrue(ByteTestHelper.AreEqual(b1, b2));
        }
        public void Test_AesHelper()
        {
            string text   = AesHelper.Encrypt(s_input, s_key);
            string result = AesHelper.Decrypt(text, s_key);

            Assert.AreEqual(s_input, result);


            byte[] b1 = s_input.GetBytes();
            byte[] b2 = AesHelper.Encrypt(b1, s_key);
            byte[] b3 = AesHelper.Decrypt(b2, s_key);
            Assert.IsTrue(ByteTestHelper.AreEqual(b1, b3));
        }