def test_get_exif_tag_tiff_raise(self):
     r = imgmeta.get_exif_tag(
         helpers.FILES["basic_tiff"],
         "DateTime",
         mode="raise"
     )
     self.assertEqual(r, "2013:11:12 20:53:09")
 def test_get_exif_tag_bad_tag(self):
     r = imgmeta.get_exif_tag(helpers.FILES["basic_jpg"], "NOTATAG")
     self.assertIsNone(r)
 def test_get_exif_tag_bad_tag_raise(self):
     with self.assertRaises(KeyError):
         r = imgmeta.get_exif_tag(helpers.FILES["basic_jpg"], "NOTATAG",
                                  mode="raise")
         self.assertIsNone(r)
 def test_get_exif_tag_jpg(self):
     r = imgmeta.get_exif_tag(helpers.FILES["basic_jpg"], "DateTime")
     self.assertEqual(r, "2013:11:12 20:53:09")