swh_indexer_storage = <swh.indexer.storage.in_memory.IndexerStorage object at 0x7f4b7e790278> def test_types(swh_indexer_storage) -> None: """Checks all methods of StorageInterface are implemented by this backend, and that they have the same signature.""" # Create an instance of the protocol (which cannot be instantiated # directly, so this creates a subclass, then instantiates it) interface = type("_", (IndexerStorageInterface,), {})() assert "content_mimetype_add" in dir(interface) missing_methods = [] for meth_name in dir(interface): if meth_name.startswith("_"): continue interface_meth = getattr(interface, meth_name) try: concrete_meth = getattr(swh_indexer_storage, meth_name) except AttributeError: missing_methods.append(meth_name) continue expected_signature = inspect.signature(interface_meth) actual_signature = inspect.signature(concrete_meth) > assert expected_signature == actual_signature, meth_name E AssertionError: content_ctags_search E assert <Signature (e...tentCtagsRow]> == <Signature (e...Type] = None)> E +<Signature (expression: str, limit: int = 10, last_sha1: Union[bytes, NoneType] = None) -> List[swh.indexer.storage.model.ContentCtagsRow]> E -<Signature (expression: str, limit: int = 10, last_sha1: Union[bytes, NoneType] = None)> .tox/py3/lib/python3.7/site-packages/swh/indexer/tests/storage/test_storage.py:106: AssertionError