public void DriverUtility()
        {
            IIviDriverUtility DriverUtility = Driver.Utility;

            DriverUtility.Reset();
            DriverUtility.ResetWithDefaults();
            ErrorQueryResult ErrorResult = DriverUtility.ErrorQuery();

            Assert.AreEqual(0, ErrorResult.Code);
            Assert.AreEqual("No error.", ErrorResult.Message);

            SelfTestResult SelfTestResult = DriverUtility.SelfTest();

            Assert.AreEqual(0, SelfTestResult.Code);
            Assert.AreEqual("Selftest passed", SelfTestResult.Message);

            IIviDriverLock DriverLock = DriverUtility.Lock();

            DriverLock.Unlock();
            DriverUtility.Disable();
        }
        public List<SelfTestResult> getUserSelfTestResult(string userId)
        {
            UserResultInSelfTestTableAdapter userSTAdapter = new UserResultInSelfTestTableAdapter();
            List<SelfTestResult> list = new List<SelfTestResult>();
            int uId = Convert.ToInt32(userId);
            UserDataTableAdapter adapter = new UserDataTableAdapter();
            foreach (var row in userSTAdapter.GetSelfTestResultByUserId(uId))
            {
                SelfTestResult str = new SelfTestResult();
                str.questionId = row.SelfTestId;
                str.userId = row.UserId;
                str.username = adapter.GetUserDataById(str.userId)[0].Username;
                try
                {
                    str.score = row.Score;

                }
                catch (StrongTypingException e)
                {
                    str.score = -1;
                }
                try
                {
                    str.answer = row.Answer;

                }
                catch (StrongTypingException e)
                {
                    str.answer = null;
                }
                list.Add(str);
            }
            return list;
        }