final FessConfig fessConfig = ComponentUtil.getFessConfig();
        return searchEngineClient.delete(fessConfig.getIndexDocumentUpdateIndex(), id);
    }

    public long deleteDocumentByUrl(final SearchEngineClient searchEngineClient, final String url) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();

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

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

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

    public void test_deleteDocumentsByDocId() {