public void test_indexFieldThumbnail() {
        assertEquals("thumbnail", fessConfig.getIndexFieldThumbnail());
    }

    public void test_indexFieldMimetype() {
        assertEquals("mimetype", fessConfig.getIndexFieldMimetype());
    }

    // Test admin field configurations
    public void test_indexAdminArrayFields() {
        String[] fields = fessConfig.getIndexAdminArrayFields().split(",");

            public String getIndexFieldLastModified() {
                return baseConfig.getIndexFieldLastModified();
            }

            @Override
            public String getIndexFieldMimetype() {
                return baseConfig.getIndexFieldMimetype();
            }

            @Override
            public String getIndexFieldFiletype() {
                return baseConfig.getIndexFieldFiletype();
            }

            }

            @Override
            public String getIndexFieldTimestamp() {
                return "timestamp";
            }

            @Override
            public String getIndexFieldMimetype() {
                return "mimetype";
            }

            @Override
            public String getIndexFieldFiletype() {
                return "filetype";
            }

            }

            @Override
            public String getIndexFieldLastModified() {
                return "last_modified";
            }

            @Override
            public String getIndexFieldMimetype() {
                return "mimetype";
            }

            @Override
            public String getIndexFieldFiletype() {
                return "filetype";
            }

            }

            @Override
            public String getIndexFieldTimestamp() {
                return "timestamp";
            }

            @Override
            public String getIndexFieldMimetype() {
                return "mimetype";
            }

            @Override
            public String getIndexFieldFiletype() {
                return "filetype";
            }

        // TODO anchor
        putResultDataBody(dataMap, fessConfig.getIndexFieldAnchor(), StringUtil.EMPTY);
        // mimetype
        putResultDataBody(dataMap, fessConfig.getIndexFieldMimetype(), mimeType);
        if (fileTypeHelper != null) {
            // filetype
            putResultDataBody(dataMap, fessConfig.getIndexFieldFiletype(), fileTypeHelper.get(mimeType));
        }

            }

            @Override
            public String getIndexFieldTimestamp() {
                return "timestamp";
            }

            @Override
            public String getIndexFieldMimetype() {
                return "mimetype";
            }

            @Override
            public String getIndexFieldFiletype() {
                return "filetype";
            }

        if (fessConfig.isAppendQueryParameter()) {
            if (url.indexOf('#') >= 0) {
                return url;
            }

            final String mimetype = DocumentUtil.getValue(document, fessConfig.getIndexFieldMimetype(), String.class);
            if (StringUtil.isNotBlank(mimetype)) {
                switch (mimetype) {
                case "text/html":
                    return appendHTMLSearchWord(document, url);

        // anchor
        putResultDataBody(dataMap, fessConfig.getIndexFieldAnchor(), getAnchorList(document, responseData));
        // mimetype
        putResultDataBody(dataMap, fessConfig.getIndexFieldMimetype(), mimeType);
        if (fileTypeHelper != null) {
            // filetype
            putResultDataBody(dataMap, fessConfig.getIndexFieldFiletype(), fileTypeHelper.get(mimeType));
        }