public void RegistrationWithNegativeData(string testName, params string[] assert)
        {
            var regPage = new RegistrationPage(this.driver);
            var user    = AccessExcelData.GetRegistrationTestData(testName);

            regPage.NavigateTo();
            regPage.FillRegistrationForm(user);

            var asserter = typeof(RegistrationPageAsserter).GetMethod(user.Asserter);

            int assertLenght = assert.Length;

            if (assertLenght == 1)
            {
                var assertString = String.Concat(assert);

                asserter.Invoke(null, new object[] { regPage, assertString });
            }
            else
            {
                var str = assert;
                asserter.Invoke(null, new object[] { regPage, str });
            }
        }