sample_data = <swh.storage.tests.storage_data.StorageData object at 0x7f3a3cd6ebe0> def test_buffer_operation_order(sample_data) -> None: storage = get_storage_with_buffer_config() # Wrap the inner storage in a mock to track all method calls. storage.storage = mocked_storage = Mock(wraps=storage.storage) # Simulate a loader: add contents, directories, revisions, releases, then # snapshots. storage.content_add(sample_data.contents) storage.skipped_content_add(sample_data.skipped_contents) storage.directory_add(sample_data.directories) storage.revision_add(sample_data.revisions) storage.release_add(sample_data.releases) storage.snapshot_add(sample_data.snapshots) # Check that nothing has been flushed yet assert mocked_storage.method_calls == [] # Flush all the things > storage.flush() .tox/py3/lib/python3.7/site-packages/swh/storage/tests/test_buffer.py:599: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ .tox/py3/lib/python3.7/site-packages/swh/storage/buffer.py:156: in flush stats = add_fn(list(batch)) /usr/lib/python3.7/unittest/mock.py:960: in __call__ return _mock_self._mock_call(*args, **kwargs) /usr/lib/python3.7/unittest/mock.py:1035: in _mock_call return self._mock_wraps(*args, **kwargs) .tox/py3/lib/python3.7/site-packages/swh/storage/cassandra/storage.py:237: in content_add return self._content_add(list(contents), with_data=True) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ self = <swh.storage.in_memory.InMemoryStorage object at 0x7f3a3cd6e128> contents = [Content(sha1=b'4\x972t\xcc\xefj\xb4\xdf\xaa\xf8e\x99y/\xa9\xc3\xfeF\x89', sha1_git=b'\xd8\x1c\xc0q\x0e\xb6\xcf\x9e\xf...us='visible', data=b'424242\n', ctime=datetime.datetime(2021, 4, 29, 8, 20, 16, 670288, tzinfo=datetime.timezone.utc))] with_data = True def _content_add(self, contents: List[Content], with_data: bool) -> Dict: # Filter-out content already in the database. > if not self._allow_overwrite: E AttributeError: 'InMemoryStorage' object has no attribute '_allow_overwrite' .tox/py3/lib/python3.7/site-packages/swh/storage/cassandra/storage.py:155: AttributeError