// Test with various field names
    @Test
    public void test_convertFuzzyQuery_withVariousFields() {
        QueryContext context = new QueryContext("test", false);
        String[] fields = { "title", "content", "url", "site", "host", "mimetype" };

        for (String field : fields) {
            Term term = new Term(field, "fuzzy");
            FuzzyQuery fuzzyQuery = new FuzzyQuery(term);

    /**
     * List of available thumbnail generators.
     */
    protected final List<ThumbnailGenerator> generatorList = new ArrayList<>();

    /**
     * Queue for thumbnail generation tasks containing URL, content, and path tuples.
     */
    protected BlockingQueue<Tuple3<String, String, String>> thumbnailTaskQueue;

    /**
     * Flag indicating whether thumbnail generation is currently in progress.
     */

     */
    @Override
    public void destroy() {
    }

    /**
     * Creates a thumbnail generation task for the specified document.
     *
     * @param path the file path or URL of the document
     * @param docMap the document metadata map containing field values
     * @return a tuple containing the generator name, thumbnail ID, and path
     */
    @Override

                        }
                        if (StringUtil.isBlank(favoriteUrl)) {
                            throw new WebApiException(HttpServletResponse.SC_BAD_REQUEST, "URL is null.");
                        }

                        boolean found = false;
                        for (final String id : docIds) {
                            if (docId.equals(id)) {

        item.put("id", artifact.getName() + ":" + artifact.getVersion());
        item.put("name", artifact.getName());
        item.put("version", artifact.getVersion());
        item.put("url", artifact.getUrl());
        return item;
    }

    private Artifact getArtifactFromInstallForm(final InstallForm form) {
        final String[] values = form.id.split(":");

    }

    @Test
    public void test_constants_coverage() {
        // Test coverage for private constants indirectly
        // The DISABLE_URL_ENCODE constant is used in URL processing
        assertTrue(true);
    }

    @Test
    public void test_getAvailableBoostDocumentRuleList_emptyResult() {
        // Mock FessConfig with minimal settings

    public static final String DOC_SCORE_FIELD = "_score";

    /** Field name for site information in search results */
    public static final String SITE_FIELD = "site";

    /** Field name for URL-based search queries */
    public static final String INURL_FIELD = "inurl";

    /** Sort value for score-based sorting */
    protected static final String SCORE_SORT_VALUE = "score";

 * Contains the query string, query builder, sort criteria, and various metadata.
 */
public class QueryContext {

    /** Prefix for queries that search only in URL fields. */
    protected static final String ALLINURL_FIELD_PREFIX = "allinurl:";

    /** Prefix for queries that search only in title fields. */
    protected static final String ALLINTITLE_FIELD_PREFIX = "allintitle:";

        public void stop() {
            /* No-op */ }
    }

    private static class FastMockFailureUrlService extends FailureUrlService {
        public void store(DataConfig dataConfig, String errorName, String url, Throwable e) {
            /* No-op */ }
    }

    private static class FastMockSearchEngineClient extends SearchEngineClient {
        @Override

    }

    /**
     * Helper: Create a web crawler config
     */
    private static void createWebConfig() {
        final Map<String, Object> requestBody = new HashMap<>();
        // Keep original external URL for stable test results
        final String urls = "https://www.codelibs.org/";
        final String includedUrls = "https://www.codelibs.org/.*";
        requestBody.put("name", NAME_PREFIX + "WebConfig");