self = <swh.storage.tests.algos.test_diff.TestDiffRevisions testMethod=test_insert_delete> mock_get_dir = <MagicMock name='_get_dir' id='139985357210344'> mock_get_rev = <MagicMock name='_get_rev' id='139985357211352'> def test_insert_delete(self, mock_get_dir, mock_get_rev): rev_from = "898ff03e1e7925ecde3da66327d3cdc7e07625ba" rev_to = "647c3d381e67490e82cdbbe6c96e46d5e1628ce2" from_dir_model = DirectoryModel() to_dir_model = DirectoryModel() to_dir_model.add_file(b"file1", "ea15f54ca215e7920c60f564315ebb7f911a5204") to_dir_model.add_file(b"file2", "3e5faecb3836ffcadf82cc160787e35d4e2bec6a") to_dir_model.add_file(b"file3", "2ae33b2984974d35eababe4890d37fbf4bce6b2c") expected_changes = [ { "type": "insert", "from": None, "from_path": None, "to": to_dir_model.get_path_data(b"file1"), "to_path": b"file1", }, { "type": "insert", "from": None, "from_path": None, "to": to_dir_model.get_path_data(b"file2"), "to_path": b"file2", }, { "type": "insert", "from": None, "from_path": None, "to": to_dir_model.get_path_data(b"file3"), "to_path": b"file3", }, ] self.diff_revisions( rev_from, rev_to, from_dir_model, to_dir_model, expected_changes, mock_get_dir, > mock_get_rev, ) .tox/py3/lib/python3.7/site-packages/swh/storage/tests/algos/test_diff.py:112: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ .tox/py3/lib/python3.7/site-packages/swh/storage/tests/algos/test_diff.py:65: in diff_revisions None, rev_from_bytes, rev_to_bytes, track_renaming=True .tox/py3/lib/python3.7/site-packages/swh/storage/algos/diff.py:388: in diff_revisions from_dir = _get_rev(storage, from_rev)["directory"] /usr/lib/python3.7/unittest/mock.py:960: in __call__ return _mock_self._mock_call(*args, **kwargs) /usr/lib/python3.7/unittest/mock.py:1026: in _mock_call result = effect(*args, **kwargs) .tox/py3/lib/python3.7/site-packages/swh/storage/tests/algos/test_diff.py:52: in _get_rev return {"directory": from_dir_model["target"]} .tox/py3/lib/python3.7/site-packages/swh/storage/tests/algos/test_dir_iterator.py:33: in __getitem__ return hash_to_bytes(directory_identifier(self)) .tox/py3/lib/python3.7/site-packages/swh/model/identifiers.py:52: in directory_identifier return hash_to_hex(model.Directory.from_dict(directory).id) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ cls = <class 'swh.model.model.Directory'> d = <swh.storage.tests.algos.test_dir_iterator.DirectoryModel object at 0x7f50e17cc0b8> @classmethod def from_dict(cls, d): > d = d.copy() E AttributeError: 'DirectoryModel' object has no attribute 'copy' .tox/py3/lib/python3.7/site-packages/swh/model/model.py:706: AttributeError