public void Guncelle()
        {
            CountriesBs      bs    = new CountriesBs();
            List <Countries> liste = bs.SorgulaHepsiniGetir();

            if (liste.Count > 0)
            {
                Countries m = liste[0];

                string pk = m.CountryId;

                m.CountryName = m.CountryName + "2";
                bs.Guncelle(m);

                Countries veritabanindakiRow = bs.SorgulaCOUNTRY_IDIle(pk);
                Assert.AreEqual(veritabanindakiRow.CountryName, m.CountryName);
            }
        }