self = <swh.storage.tests.test_in_memory.TestInMemoryStorage object at 0x7f2733393a90> swh_storage = <swh.storage.in_memory.InMemoryStorage object at 0x7f2733393ba8> sample_data = <swh.storage.tests.storage_data.StorageData object at 0x7f27332f7dd8> def test_release_add_twice(self, swh_storage, sample_data): release, release2 = sample_data.releases[:2] actual_result = swh_storage.release_add([release]) assert actual_result == {"release:add": 1} assert list(swh_storage.journal_writer.journal.objects) == [ ("release", release) ] actual_result = swh_storage.release_add([release, release2, release, release2]) > assert actual_result == {"release:add": 1} E AssertionError: assert {'release:add': 2} == {'release:add': 1} E Differing items: E {'release:add': 2} != {'release:add': 1} E Full diff: E - {'release:add': 1} E ? ^ E + {'release:add': 2} E ? ^ .tox/py3/lib/python3.7/site-packages/swh/storage/tests/storage_tests.py:1315: AssertionError