final FessConfig fessConfig = ComponentUtil.getFessConfig();
        return deleteDocumentByQuery(searchEngineClient, fessConfig.getIndexDocumentUpdateIndex(),
                QueryBuilders.termsQuery(fessConfig.getIndexFieldDocId(), docIdList.stream().toArray(n -> new String[n])));
    }

    public long deleteDocumentByQuery(final SearchEngineClient searchEngineClient, final QueryBuilder queryBuilder) {

                return 0;
            }
        };
        ComponentUtil.register(client, "searchEngineClient");

        final String url = "http://test.com/";

        assertEquals(1, indexingHelper.deleteDocumentByQuery(client, QueryBuilders.termQuery("fess.update", url)));
        assertEquals("fess.update", resultMap.get("index"));
        assertEquals(url, resultMap.get("url"));
    }

    public void test_getDocument() {