swh_storage = <swh.storage.proxies.filter.FilteringProxyStorage object at 0x7f2dff466da0> sample_data = <swh.storage.tests.storage_data.StorageData object at 0x7f2dfd3be358> def test_filtering_proxy_storage_revision(swh_storage, sample_data): sample_revision = sample_data.revision revision = swh_storage.revision_get([sample_revision.id])[0] assert revision is None s = swh_storage.revision_add([sample_revision]) assert s == { "revision:add": 1, } revision = swh_storage.revision_get([sample_revision.id])[0] assert revision is not None s = swh_storage.revision_add([sample_revision]) > assert s == { "revision:add": 0, } E AssertionError: assert {} == {'revision:add': 0} E Right contains 1 more item: E {'revision:add': 0} E Full diff: E - {'revision:add': 0} E + {} .tox/py3/lib/python3.7/site-packages/swh/storage/tests/test_filter.py:108: AssertionError