def METHOD_NAME(rc, mocker):
    rc.ident = "testident"
    rc.check_job_event_data = True
    runner = Runner(config=rc, remove_partials=False)
    runner.event_handler = mocker.Mock()
    with pytest.raises(AnsibleRunnerException) as exc:
        runner.event_callback({"uuid": "testuuid", "counter": 0})
    assert "Failed to open ansible stdout callback plugin partial data" in str(exc)