public void SetUp()
 {
     if (!File.Exists(コピーパス))
     {
         File.Copy(@"TestData\Book1.xlsx", コピーパス);
     }
     book1 = Workbook.Open(@"TestData\Book1.xlsx");
 }
 public void SetUp()
 {
     book = Workbook.Open(@"TestData\Book1.xlsx");
     sheet1 = book.Sheets["Sheet1"];
     data = book.Sheets["いろいろなデータ"];
 }