assertEquals(name, param.getName());
        assertNotNull(param.getValues());
        assertEquals(4, param.getValues().length);
        assertEquals("value1", param.getValues()[0]);
        assertNull(param.getValues()[1]);
        assertEquals("value3", param.getValues()[2]);
        assertNull(param.getValues()[3]);
    }

    @Test
    public void test_constructor_withSpecialCharacters() {

        assertEquals("ja", result[1].getValues()[1]);
    }

    // Test addRewriter method
    @Test
    public void test_addRewriter() {
        SearchHelper.SearchRequestParamsRewriter rewriter = p -> p;

        searchHelper.addRewriter(rewriter);

        assertNotNull(searchHelper.searchRequestParamsRewriters);
        assertTrue(searchHelper.searchRequestParamsRewriters.length > 0);
    }

        return name;
    }

    /**
     * Returns the array of values associated with this request parameter.
     *
     * @return the parameter values array, may be null or empty
     */
    public String[] getValues() {
        return values;
    }

    /**
     * Returns a string representation of this RequestParameter.
     * The format includes the parameter name and its values in array format.
     *

        assertFalse(fieldConfigs.getConfig("foo").map(FieldConfigs.Config::isOverwrite).orElse(false));
        assertEquals("bar", fieldConfigs.getConfig("foo").map(FieldConfigs.Config::getValues).orElse(new String[0])[0]);
    }

    @Test
    public void test_cache_true() {
        final Map<String, String> params = Maps.of("foo", "true");
        FieldConfigs fieldConfigs = new FieldConfigs(params);

        }

        /**
         * Returns the array of parsed configuration values.
         *
         * @return the array of configuration values
         */
        public String[] getValues() {
            return values;
        }
    }

                        docMap.putAll(fields.entrySet()
                                .stream()
                                .collect(Collectors.toMap(Entry::getKey, e -> (Object) e.getValue().getValues())));
                    }

                    final ViewHelper viewHelper = ComponentUtil.getViewHelper();
                    if (viewHelper != null && !docMap.isEmpty()) {

                                if (bitsField != null && !bitsField.getValues().isEmpty()) {
                                    docMap.put(fessConfig.getQueryCollapseInnerHitsName() + "_hash", bitsField.getValues().get(0));
                                }

                                    || Constants.MAPPING_TYPE_PDF_DATE.equalsIgnoreCase(mapping.getValue2())) {
                                final String dateFormat;
                                if (StringUtil.isNotBlank(mapping.getValue3())) {
                                    dateFormat = mapping.getValue3();
                                } else if (Constants.MAPPING_TYPE_PDF_DATE.equalsIgnoreCase(mapping.getValue2())) {

        if (searchParameters.length > 0) {
            final List<String> paramList = new ArrayList<>();
            for (final RequestParameter param : searchParameters) {
                for (final String value : param.getValues()) {
                    paramList.add(param.getName());
                    paramList.add(URLEncoder.encode(value, Constants.CHARSET_UTF_8));
                }
            }
            if (logger.isDebugEnabled()) {

                final Map<String, Object> docMap = fields.entrySet()
                        .stream()
                        .collect(Collectors.toMap(Entry<String, DocumentField>::getKey, e -> (Object) e.getValue().getValues()));
                docMap.put(fessConfig.getIndexFieldId(), hit.getId());
                docMap.put(fessConfig.getIndexFieldVersion(), hit.getVersion());