assertEquals(0, deletedDocIdList.size());

        deletedDocIdList.clear();
        oldDocList.clear();
        oldDocList.add(new HashMap<>(Map.of(//
                "_id", "001_OLD", // same id
                "config_id", "W01", //
                "doc_id", "1", //
                "url", "http://test.com/001"//
        )));
        documentSizeByQuery = oldDocList.size();