public void TestGetBiffVersion()
        {
            string fullfilename = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "test.xlsx");

            List <Test> testlist = ExcelPreOle2Helper.Import <Test>(fullfilename, 0);

            Assert.NotEmpty(testlist);
        }
        public void ImportDataTableFromExcel2_Codepage()
        {
            string fullfilename = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "testCodepage.xls");

            var dt = ExcelPreOle2Helper.GetDataOnSheet(fullfilename, -1);

            outputHelper.WriteLine(dt.Rows.Count.ToString());
        }