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)
