public void BuildParametersForUpdatingTest()
        {
            List<DbParam> expectedParametersForUpdating = new List<DbParam>
                       {
                           new DbParam { Name = "@Id", Value = _user.Key },
                           new DbParam { Name = "@Username", Value = _user.Username },
                           new DbParam { Name = "@Email", Value = _user.Email },
                           new DbParam { Name = "@PasswordHash", Value = _user.PasswordHash },
                           new DbParam { Name = "@Salt", Value = _user.Salt }
                       };

            UsersRepository usersRepository = new UsersRepository(_dbWrapper);
            List<DbParam> actualParametersForUpdating = usersRepository.BuildParametersForUpdating(_user).ToList();

            CollectionAssert.AreEqual(expectedParametersForUpdating, actualParametersForUpdating);
        }