assertEquals(result1, result2);
    }

    @Test
    public void test_getCacheKey_nullSeed() {
        String seed = null;
        String[] tags = { "tag1" };
        String[] roles = { "role1" };
        String[] fields = { "field1" };
        String[] excludes = { "exclude1" };

        String result = popularWordHelper.getCacheKey(seed, tags, roles, fields, excludes);

            }
            if (SpnegoHttpFilter.Constants.ALLOW_UNSEC_BASIC.equals(name)) {
                // SECURITY WARNING: Unsecure basic authentication is enabled by default.
                // This sends credentials in Base64 encoding over potentially unencrypted connections.
                // For production, it is STRONGLY RECOMMENDED to set spnego.allow.unsecure.basic to false

        if (dotIndex >= 0) {
            final String extension = path.substring(dotIndex);
            return STATIC_EXTENSIONS.contains(extension);
        }
        return false;
    }

    /**
     * Sends a 429 JSON response for API requests.
     * @param response the HTTP response
     * @throws IOException if an I/O error occurs
     */

    @Required
    @Min(-1)
    @Max(1000)
    @ValidateTypeFailure
    public Integer dayForCleanup;

    /**
     * Number of threads to use for crawling operations.
     * Higher values increase crawling speed but consume more resources.
     */
    @Required
    @Min(0)
    @Max(100)
    @ValidateTypeFailure
    public Integer crawlingThreadCount;

    /**
     * Enable or disable search query logging.

        // The process method needs actual ThumbnailQueueBhv and other components
        assertTrue(true);
    }

    // Test process with unavailable generator
    @Test
    public void test_process_unavailableGenerator() {
        // Skip this test as it requires container components
        // The process method needs actual ThumbnailQueueBhv and other components
        assertTrue(true);

    @Test
    public void test_isTarget() {
        // Initialize without container
        emptyGenerator = new EmptyGenerator();

        // Note: isTarget method requires FessConfig from ComponentUtil
        // which needs container initialization.
        // We can only test that the method can be called without crashing
        // when proper conditions are not met.

        Map<String, Object> docMap = new HashMap<>();

labels.endTime=End Time
labels.hq=hq
labels.inputs=Inputs
labels.jobLogging=Logging
labels.jobName=Name
labels.jobStatus=Status
labels.labelTypeIds=Labels
labels.lang=Language
labels.outputs=Outputs
labels.pos=Part-of-speech
labels.purgeJobLogDay=Delete old job logs
labels.purgeUserInfoDay=Delete old user logs
labels.reading=Reading
labels.roleTypeIds=Role IDs
labels.scriptData=Script
labels.scriptResult=Result

    //                                                                           Heartbeat
    //                                                                           =========

    /**
     * Sends a heartbeat document to OpenSearch to indicate this instance is active.
     */
    public void sendHeartbeat() {
        final long now = System.currentTimeMillis();

            setup.setup(form -> {
                updateForm(fessConfig, form);
            });
        });
    }

    /**
     * Sends a test mail using the provided notification settings.
     *
     * @param form the mail form containing notification settings
     * @return HTML response after sending test mail
     */
    @Execute

    public void test_isTarget() {
        // Test isTarget method
        generator = new TestThumbnailGenerator();
        Map<String, Object> docMap = new HashMap<>();

        // Note: isTarget requires FessConfig which needs container
        // We can only verify the method handles missing container gracefully
        try {
            generator.isTarget(docMap);
        } catch (IllegalStateException e) {