def test_media_data_init(test_app):
Session.rollback()
Session.remove()
media = MediaEntry()
media.media_type = u"mediagoblin.media_types.image"
assert media.media_data is None
media.media_data_init()
assert media.media_data is not None
obj_in_session = 0
for obj in Session():
obj_in_session += 1
print(repr(obj))
assert obj_in_session == 0
