}

    @Test
    public void testUnicodeEncoding() {
        // Test Unicode string encoding
        String msg = "\u00A1\u00A2"; // two Unicode characters
        byte[] encoded = encodeUnicode(msg);
        assertEquals(4, encoded.length, "Encoded Unicode string should be 4 bytes");

        // Verify little-endian encoding

        @DisplayName("Should get and set key")
        void testGetAndSetKey() {
            String key = "cache-key-123";

            // Test with mock
            when(mockReferralData.getKey()).thenReturn(key);
            doNothing().when(mockReferralData).setKey(key);

            mockReferralData.setKey(key);
            String retrievedKey = mockReferralData.getKey();

            assertEquals(key, retrievedKey);

     * @param pattern
     *            The pattern string
     * @return The converted {@link Integer}
     */
    public static Integer toInteger(final Object o, final String pattern) {
        return switch (o) {
        case null -> null;
        case Integer i -> i;
        case Number n -> n.intValue();
        case String s -> toInteger(s);

    @Execute
    public JsonResponse<ApiResult> get$setting(final String dictId, final long id) {
        return asJson(new ApiResult.ApiConfigResponse()
                .setting(charMappingService.getCharMappingItem(dictId, id).map(entity -> createEditBody(entity, dictId)).orElseGet(() -> {
                    throwValidationErrorApi(messages -> messages.addErrorsCrudCouldNotFindCrudTable(GLOBAL, String.valueOf(id)));
                    return null;

            int bytesRead = stream.read(buffer);
            assertEquals(data.length, bytesRead);

            String result = new String(buffer, 0, bytesRead, "UTF-8");
            assertEquals(testContent, result);
        }
    }

    @Test
    public void testFileBasedCacheGetInputStream() throws IOException {
        String testContent = "Hello, World!";
        tempFile = File.createTempFile("test", ".tmp", Curl.tmpDir);

        /**
         *
         */
        public String str;

        /**
         * @return String
         */
        public String getAaa() {
            return null;
        }

        /**
         * @param a
         * @return String
         */
        public String getBbb(final Object a) {
            return null;
        }

        /**
         * @return boolean

        CharMappingItem updateItem1 = item1.get();
        updateItem1.setNewInputs(new String[] { "m", "n" });
        updateItem1.setNewOutput("o");

        // Create another update for the same item
        CharMappingItem updateItem2 = new CharMappingItem(1L, new String[] { "x", "y" }, "z");
        updateItem2.setNewInputs(new String[] { "p", "q" });
        updateItem2.setNewOutput("r");

            public List<DataConfig> getDataConfigListByIds(List<String> configIdList) {
                return new ArrayList<>(); // Always return empty for fast tests
            }

            public String store(String sessionId, DataConfig dataConfig) {
                return sessionId + "-" + dataConfig.getId();
            }

            public void remove(String sessionCountId) {
                // No-op
            }

    private static final String ERROR_KEY_SUFFIX = ".error";

    public DefaultUpdateCheckManager() {}

    public DefaultUpdateCheckManager(Logger logger) {
        enableLogging(logger);
    }

    public static final String LAST_UPDATE_TAG = ".lastUpdated";

    private static final String TOUCHFILE_NAME = "resolver-status.properties";

    @Override

            String jpgMime = mimeMap.getMimeType("jpg");
            String jpegMime = mimeMap.getMimeType("jpeg");
            assertEquals(jpgMime, jpegMime);
            assertEquals("image/jpeg", jpgMime);

            // Both htm and html should map to text/html
            String htmMime = mimeMap.getMimeType("htm");
            String htmlMime = mimeMap.getMimeType("html");