def test_get_layer_link_from_sha_basic(self): s = Scraper('local', 'data-copy') sha = 'sha256:abcd123' true_path = 'data-copy/docker/registry/v2/repositories/someimage/'\ '_layers/sha256/abcd123/link' self.assertEqual(s._get_layer_link_from_sha('someimage', sha), true_path)