public void Create_And_Get_List_Of_Administrators()
        {
            Execute_Test(() =>
            {
                Administrator[] data = TestData.Get_Administrators_Data();
                Administrator[] demi_administrators = { data[0], data[1], data[2] };
                for (int i = 0; i < demi_administrators.Length; i++)
                {
                    int admin_id = administrator_facade.CreateNewAdmin(administrator_token, demi_administrators[i]);
                    Assert.AreEqual(admin_id, i + 1);
                    demi_administrators[i].Id = admin_id;
                }

                IList <Administrator> administrators_from_db = administrator_facade.GetAllAdministrators(administrator_token);
                Assert.AreEqual(demi_administrators.Length, administrators_from_db.Count);
                for (int i = 0; i < administrators_from_db.Count; i++)
                {
                    TestData.CompareProps(administrators_from_db[i], demi_administrators[i]);
                }
            });
        }