self = <swh.storage.tests.test_cassandra.TestCassandraStorage object at 0x7f1944574ef0> swh_storage = <swh.storage.cassandra.storage.CassandraStorage object at 0x7f194457ce48> mocker = <pytest_mock.plugin.MockFixture object at 0x7f19444a27b8> sample_data_model = {'authority': [MetadataAuthority(type=<MetadataAuthorityType.DEPOSIT_CLIENT: 'deposit_client'>, url='http://hal.inria....11', length=7, status='visible', data=b'424242\n', ctime=datetime.datetime(2019, 12, 1, 0, 0, tzinfo=tzlocal()))], ...} def test_content_find_murmur3_collision( self, swh_storage, mocker, sample_data_model ): """The Murmur3 token is used as link from index tables to the main table; and non-matching contents with colliding murmur3-hash are filtered-out when reading the main table. This test checks the content methods do filter out these collisions. """ called = 0 cont, cont2 = [ attr.evolve(c, ctime=now()) for c in sample_data_model["content"][:2] ] # always return a token def mock_cgtfsh(algo, hash_): nonlocal called called += 1 assert algo in ("sha1", "sha1_git") return [123456] mocker.patch.object( > swh_storage.storage._cql_runner, "content_get_tokens_from_single_hash", mock_cgtfsh, ) E AttributeError: 'CassandraStorage' object has no attribute 'storage' .tox/py3/lib/python3.7/site-packages/swh/storage/tests/test_cassandra.py:309: AttributeError