test_models.py 文件源码

def test_creation(self):
        self.assertEqual(self.image.__str__(), 'LC80010012015001LGN00_B4.TIF')
        self.assertEqual(
            self.image.file_path(),
            join(settings.MEDIA_ROOT, 'L8/LC80010012015001LGN00/LC80010012015001LGN00_B4.TIF')
            )
        self.assertTrue(self.image.file_exists())
        self.assertEqual(
            self.image.url(),
            join(settings.MEDIA_URL, 'L8/LC80010012015001LGN00/LC80010012015001LGN00_B4.TIF')
            )

        Image.objects.create(
            name='LC80010012015001LGN00_B5.TIF',
            type='B5',
            scene=self.scene
            )

        self.assertEqual(Image.objects.all().count(), 2)
        self.assertEqual(self.scene.images.count(), 2)