public async Task <ActionResult> _TestResults(int pageIndex = 1)
        {
            PagedList <TestResultDTO> testingResultDtos = await _testResultService.GetTestResultsForUser(UserId, pageSize, pageIndex);

            PagedList <TestResultTableModel> testingResultTableModels = testingResultDtos.ConvertPagedList <TestResultDTO, TestResultTableModel>(_mapper);

            return(PartialView("_TestResultsTable", testingResultTableModels));
        }