public void WriteSkypeContact()
        {
            string       exceptionMes = string.Empty;
            Contact      skypeContact = new SkypeContact();
            Contact      standard     = new SkypeContact("Denchik", "Den4ik_Wi_n_e_r");
            StreamWriter streamWriter = new StreamWriter("../../SkypeContactOutput.txt");

            try
            {
                standard.Write(streamWriter);
                streamWriter.Close();
                streamWriter.Dispose();

                StreamReader streamReader = new StreamReader("../../SkypeContactOutput.txt");
                skypeContact.Read(streamReader);
                streamReader.Close();
                streamReader.Dispose();
            }
            catch (ArgumentException mes)
            {
                exceptionMes = mes.Message;
            }

            Assert.AreEqual(skypeContact.Name, standard.Name);
            Assert.AreEqual(skypeContact.Data, standard.Data);
            Assert.AreEqual(exceptionMes, string.Empty);
        }
        public void ReadSkypeContact()
        {
            string       exceptionMes = string.Empty;
            Contact      skypeContact = new SkypeContact();
            Contact      standard     = new SkypeContact("Vasia", "pupkin_vasia1");
            StreamReader stream       = new StreamReader("../../SkypeContactInput.txt");

            try
            {
                skypeContact.Read(stream);
                stream.Close();
                stream.Dispose();
            }
            catch (ArgumentException mes)
            {
                exceptionMes = mes.Message;
            }

            Assert.AreEqual(skypeContact.Name, standard.Name);
            Assert.AreEqual(skypeContact.Data, standard.Data);
            Assert.AreEqual(exceptionMes, string.Empty);
        }