assertEquals(0, events.size());
    }

    @Test
    public void test_append_eventTimestamp() {
        final long now = System.currentTimeMillis();
        final LogEvent event = Log4jLogEvent.newBuilder()
                .setLoggerName("org.codelibs.fess.test")
                .setLevel(Level.ERROR)

        assertEquals(1, shutdownListeners.size());
    }

    // Test configuration class extending FessConfig.SimpleImpl
    private static class TestFessConfig extends FessConfig.SimpleImpl {
        private static final long serialVersionUID = 1L;

        public TestFessConfig() {
            super();
            // Initialize the properties to avoid NullPointerException
            try {

    /**
     * Retrieves a dictionary item by its ID.
     *
     * @param id the item ID
     * @return an optional containing the item if found
     */
    public abstract OptionalEntity<T> get(long id);

    /**
     * Inserts a new dictionary item.
     *
     * @param item the item to insert
     */
    public abstract void insert(T item);

    /**

        return SYNONYM;
    }

    @Override
    public String getPath() {
        return path;
    }

    @Override
    public synchronized OptionalEntity<SynonymItem> get(final long id) {
        if (synonymItemList == null) {
            reload(null);
        }

        for (final SynonymItem synonymItem : synonymItemList) {
            if (id == synonymItem.getId()) {

errors.invalid_str_is_included = {1} is invalid for {0}.
errors.blank_password = Password is required.
errors.password_length = Password must be at least {0} characters long.
errors.password_no_uppercase = Password must contain at least one uppercase letter.
errors.password_no_lowercase = Password must contain at least one lowercase letter.

errors.invalid_str_is_included = {1} is invalid for {0}.
errors.blank_password = Password is required.
errors.password_length = Password must be at least {0} characters long.
errors.password_no_uppercase = Password must contain at least one uppercase letter.
errors.password_no_lowercase = Password must contain at least one lowercase letter.

        assertEquals("filetype:doc", queryMap.get("DOC"));

        // Check no duplicate queries added to FacetInfo
        List<String> addedQueries = testFacetInfo.getAddedQueries();
        long pdfCount = addedQueries.stream().filter(q -> q.equals("filetype:pdf")).count();
        assertEquals(1, pdfCount);
    }

    // Test init() with empty file types
    @Test

        if (StringUtil.isBlank(body.q)) {
            throwValidationErrorApi(messages -> messages.addErrorsInvalidQueryUnknown(GLOBAL));
        }
        try {
            final long count = searchHelper.deleteByQuery(request, body);
            return asJson(new ApiDeleteResponse().count(count).status(Status.OK).result());
        } catch (final InvalidQueryException e) {

        assertEquals(whitespaceMessage, exception.getMessage());
        assertNull(exception.getCause());
    }

    @Test
    public void test_getMessage_withLongMessage() {
        // Test constructor with a long message
        StringBuilder longMessageBuilder = new StringBuilder();
        for (int i = 0; i < 100; i++) {
            longMessageBuilder.append("SSO authentication failed for user ");
        }

     */
    public void validateUserAttributes(final Class<?> type, final Map<String, String> attributes, final Consumer<String> consumer) {
        if (type == Long.class) {
            // Long type attributes
            final String attrUidNumber = fessConfig.getLdapAttrUidNumber();
            final String attrGidNumber = fessConfig.getLdapAttrGidNumber();