assertEquals("default", fessConfig.getSearchEngineType());
    }

    public void test_searchEngineHttpUrl() {
        assertEquals("http://localhost:9201", fessConfig.getSearchEngineHttpUrl());
    }

    public void test_searchEngineHeartbeatInterval() {
        assertEquals(Integer.valueOf(10000), fessConfig.getSearchEngineHeartbeatIntervalAsInteger());
    }

        if (value != null) {
            return value;
        }
        return get("elasticsearch.type");
    }

    String getSearchEngineHttpUrl();

    default String getFesenHttpUrl() {
        final String value = getSearchEngineHttpUrl();
        if (value != null) {
            return value;
        }
        return get("elasticsearch.http.url");
    }