def garage_size_text(self):
     return DataHelper.get_garage_size_text(self.width, self.length,
                                            self.height)
 def test_get_garage_size_text(self):
     self.assertIsNone(DataHelper.get_garage_size_text(0, 0, 0))
     self.assertEqual(DataHelper.get_garage_size_text(3, 5, 0), '幅3m×奥行5m')
     self.assertEqual(DataHelper.get_garage_size_text(3, 0, 2), '幅3m×高さ2m')
     self.assertEqual(DataHelper.get_garage_size_text(3, 5, 2),
                      '幅3m×奥行5m×高さ2m')
     self.assertEqual(DataHelper.get_garage_size_text(3.0, 5.0, 2.0),
                      '幅3m×奥行5m×高さ2m')
     self.assertEqual(DataHelper.get_garage_size_text(3.5, 5.5, 2.5),
                      '幅3.5m×奥行5.5m×高さ2.5m')
     self.assertEqual(DataHelper.get_garage_size_text(3.25, 5.25, 2.25),
                      '幅3.25m×奥行5.25m×高さ2.25m')
     self.assertIsNone(DataHelper.get_garage_size_text('0', '0', '0'))
     self.assertEqual(DataHelper.get_garage_size_text('3', '5', '2'),
                      '幅3m×奥行5m×高さ2m')
     self.assertEqual(DataHelper.get_garage_size_text('3.0', '5.0', '2.0'),
                      '幅3m×奥行5m×高さ2m')
     self.assertEqual(DataHelper.get_garage_size_text('3.5', '5.5', '2.5'),
                      '幅3.5m×奥行5.5m×高さ2.5m')
     self.assertEqual(
         DataHelper.get_garage_size_text('3.50', '5.50', '2.50'),
         '幅3.5m×奥行5.5m×高さ2.5m')
     self.assertEqual(
         DataHelper.get_garage_size_text('3.25', '5.25', '2.25'),
         '幅3.25m×奥行5.25m×高さ2.25m')