String queryString = result.toString();
        assertTrue("Should contain tag1", queryString.contains("tag1"));
        assertTrue("Should contain tag2", queryString.contains("tag2"));
        assertTrue("Should contain tag3", queryString.contains("tag3"));
        // Should be minimum_should_match = 1 (OR logic)
        assertTrue("Should use should clauses", queryString.contains("should"));
    }

    @Test

        String[] queryStrings = { "title:test", "content:\"quoted value\"", "field:value AND other:value", "field:value OR other:value",
                "field:[1 TO 100]", "field:value*", "field:?value", "field:~value", "field:value^2", "タイトル:テスト", "标题:测试", "제목:테스트" };

        for (String queryString : queryStrings) {
            String encoded = BaseEncoding.base64().encode(queryString.getBytes(StandardCharsets.UTF_8));

                this.queryString = queryString.substring(ALLINURL_FIELD_PREFIX.length());
            } else if (queryString.startsWith(ALLINTITLE_FIELD_PREFIX)) {
                defaultField = ComponentUtil.getFessConfig().getIndexFieldTitle();
                this.queryString = queryString.substring(ALLINTITLE_FIELD_PREFIX.length());
            } else {
                this.queryString = queryString;
            }
        } else {

    private final String fq;

    /**
     * Constructor for QueryLog.
     * @param queryString The query string.
     * @param filterQueryString The filter query string (can be null).
     */
    public QueryLog(final String queryString, @Nullable final String filterQueryString) {
        q = queryString;
        fq = filterQueryString;
    }

    /**
     * Returns the query string.

}

// Parses signature version '4' query string of the following form.
//
//	querystring = X-Amz-Algorithm=algorithm
//	querystring += &X-Amz-Credential= urlencode(accessKey + '/' + credential_scope)
//	querystring += &X-Amz-Date=date
//	querystring += &X-Amz-Expires=timeout interval
//	querystring += &X-Amz-SignedHeaders=signed_headers
//	querystring += &X-Amz-Signature=signature
//

    protected Map<String, String[]> getParameterMapFromQueryString(final HttpServletRequest request, final String enc) throws IOException {
        final String queryString = request.getQueryString();
        if (StringUtil.isNotBlank(queryString)) {
            return parseQueryString(queryString, enc);
        }
        return Collections.emptyMap();
    }

    /**
     * Parses a query string and extracts parameter name-value pairs.

        final String queryString = queryLog.getQueryString();
        final String filterQueryString = queryLog.getFilterQueryString();

        final String[] tags = extractTags(tagFieldNames, tagFieldName -> {
            final List<String> results = new ArrayList<>(Arrays.asList(SuggestUtil.parseQuery(queryString, tagFieldName)));
            if (filterQueryString != null) {

     * Deletes suggest items by a query string.
     *
     * @param index The index name
     * @param queryString The query string
     * @return The SuggestDeleteResponse
     */
    public SuggestDeleteResponse deleteByQuery(final String index, final String queryString) {
        return deleteByQuery(index, QueryBuilders.queryStringQuery(queryString).defaultOperator(Operator.AND));
    }

    /**
     * Deletes suggest items by a query builder.

        private String queryString;
        private String servletPath;
        private String method = "GET";
        private String requestURI = "/";
        private final Map<String, String> headers = new java.util.HashMap<>();

        public void setQueryString(String queryString) {
            this.queryString = queryString;
        }

        final String urlField = fessConfig.getIndexFieldUrl();
        final String queryString = "*" + text + "*";
        context.addFieldLog(urlField, queryString);
        context.addHighlightedQuery(text);
        return QueryBuilders.wildcardQuery(urlField, queryString).boost(boost);
    }

    /**
     * Converts a term query ending with asterisk to a prefix query.
     *