final Map<String, Object> metaDataMap = responseData.getMetaDataMap();
        metaDataMap.put("author", "John Doe");
        metaDataMap.put("keywords", new String[] { "java", "search" });

        assertNotNull(responseData.getMetaDataMap());
        assertEquals(2, responseData.getMetaDataMap().size());
        assertEquals("John Doe", responseData.getMetaDataMap().get("author"));
    }

    @Test

            final String owner = (String) responseData.getMetaDataMap().get(FtpClient.FTP_FILE_USER);
            if (owner != null) {
                roleTypeList.add(systemHelper.getSearchRoleByUser(owner));
            }
            final String group = (String) responseData.getMetaDataMap().get(FtpClient.FTP_FILE_GROUP);
            if (group != null) {

        DocumentHelper documentHelper = new DocumentHelper();
        ResponseData responseData = new ResponseData();
        Map<String, Object> dataMap = new HashMap<>();

        responseData.getMetaDataMap().put(TikaExtractor.class.getSimpleName(), new TikaExtractor());

        String content = " Test Content ";
        assertEquals("Test Content", documentHelper.getContent(null, responseData, content, dataMap));
    }

            if (configParam != null && Constants.TRUE.equalsIgnoreCase(configParam.get(Param.Config.KEEP_ORIGINAL_BODY))) {
                return content;
            }
        }

        if (responseData.getMetaDataMap().get(Extractor.class.getSimpleName()) instanceof TikaExtractor) {
            return content;
        }

        final int maxAlphanumTermSize = getMaxAlphanumTermSize();

                return;
            }
        } else if (Boolean.parseBoolean(ignore)) {
            return;
        }

        // X-Robots-Tag
        responseData.getMetaDataMap()
                .entrySet()
                .stream()
                .filter(e -> X_ROBOTS_TAG.equalsIgnoreCase(e.getKey()) && e.getValue() != null)
                .forEach(e -> {