//[Test]
        public void ExtendPage()
        {
            var helper = new TableExtender();
            helper.StepExecutedEvent += OnStepExecutedEvent;

            try
            {
                helper.ExtendPageTable();
            }
            finally
            {
                helper.StepExecutedEvent -= OnStepExecutedEvent;
            }
        }
        //[Test]
        public void CreateCategoryTitleColumn()
        {
            var helper = new TableExtender();
            helper.StepExecutedEvent += OnStepExecutedEvent;

            try
            {
                helper.ExtendCategoryTable();
            }
            finally
            {
                helper.StepExecutedEvent -= OnStepExecutedEvent;
            }
        }