'Test a vertical and horizontal centered format.'

def test_create_file(self):

    workbook = Workbook(self.got_filename)
    worksheet = workbook.add_worksheet()
    top_left_bottom = workbook.add_format({'left': 1, 'top': 1, 'bottom': 1})
    top_bottom = workbook.add_format({'top': 1, 'bottom': 1})
    top_left = workbook.add_format({'left': 1, 'top': 1})
    worksheet.write('B2', 'test', top_left_bottom)
    worksheet.write('D2', 'test', top_left)
    worksheet.write('F2', 'test', top_bottom)
    workbook.close()
    self.assertExcelEqual()
