public void IfSheetNameByIndexShouldGetSheetNameFromXssfWorkbook()
        {
            _objectToTest = new SXSSFWorkbook();
            _objectToTest.CreateSheet("test1");
            _objectToTest.CreateSheet("test2");

            _objectToTest.SetSelectedTab(0);

            Assert.IsTrue(_objectToTest.GetSheetAt(0).IsSelected);
        }
        public void IfSettingSelectedTabShouldSetSelectedTabOfXssfWorkbook()
        {
            _objectToTest = new SXSSFWorkbook();
            _objectToTest.CreateSheet("test1");
            _objectToTest.CreateSheet("test2");

            _objectToTest.SetSelectedTab(0);

            Assert.IsTrue(_objectToTest.GetSheetAt(0).IsSelected);
        }