assertEquals("hello", DocumentUtil.encodeUrl("hello"));
        assertEquals("hello-world", DocumentUtil.encodeUrl("hello-world"));
        assertEquals("hello_world", DocumentUtil.encodeUrl("hello_world"));
        assertEquals("hello.world", DocumentUtil.encodeUrl("hello.world"));
    }

    @Test
    public void test_encodeUrl_empty_and_null() {

        assertEquals("", chatClient.testEscapeQueryValue(""));
    }

    @Test
    public void test_escapeQueryValue_noSpecialChars() {
        assertEquals("hello world", chatClient.testEscapeQueryValue("hello world"));
    }

    @Test
    public void test_escapeQueryValue_backslash() {
        assertEquals("path\\\\to\\\\file", chatClient.testEscapeQueryValue("path\\to\\file"));
    }

        String testValue = "HELLO WORLD";
        OptionalEntity<String> result = OptionalUtil.ofNullable(testValue);

        assertTrue(result.isPresent());

        // Test that we can chain operations
        String processed = result.map(s -> s.toLowerCase()).orElse("default");

        assertEquals("hello world", processed);

        // Test with null value

                return null;
            }
        });

        mimeTypeHelper.init();

        // Null config means no override
        try (InputStream is = new ByteArrayInputStream("Hello world".getBytes(StandardCharsets.UTF_8))) {
            assertEquals("text/plain", mimeTypeHelper.getContentType(is, "test.txt"));
        }
    }

    @Test
    public void test_init_singleMapping() throws IOException {

        assertEquals("", markdownRenderer.render(""));
    }

    @Test
    public void test_render_plainText() {
        String result = markdownRenderer.render("Hello World");
        assertTrue(result.contains("Hello World"));
        assertTrue(result.contains("<p>"));
    }

    @Test
    public void test_render_bold() {
        String result = markdownRenderer.render("**bold text**");

        }
    }

    @Test
    public void test_startProcess_withBufferSizeAndCallback() {
        String sessionId = "test_session_buffer";
        List<String> cmdList = Arrays.asList("echo", "hello world");
        Consumer<ProcessBuilder> pbCall = pb -> {
            pb.redirectErrorStream(true);
        };

        List<String> outputs = new ArrayList<>();

        String result = purgeLogJob.execute();

        // Assert all services were called
        assertTrue(deleteCrawlingInfoCalled[0]);
        assertTrue(deleteSearchLogCalled[0]);
        assertTrue(deleteJobLogCalled[0]);
        assertTrue(deleteUserInfoCalled[0]);
        assertTrue(updateJobLogStatusCalled[0]);

        // Assert correct parameters were passed - verify that time passed is greater than 0

        String template = "Hello ${name}";
        Map<String, Object> paramMap = new HashMap<>();
        paramMap.put("name", "World");

        Object result = scriptEngine.evaluate(template, paramMap);
        assertEquals("Hello World", result);
    }

    // Test evaluate method with empty template
    @Test
    public void test_evaluate_withEmptyTemplate() {
        String template = "";

        // Test quote functionality through the builder behavior
        assertEquals("test", getQuery("test", new String[0], Collections.emptyMap(), Collections.emptyMap(), false));
        assertEquals("hello world", getQuery("hello world", new String[0], Collections.emptyMap(), Collections.emptyMap(), false));
    }

    @Test
    public void test_escapeQuery() {
        // Test escaping functionality through escape parameter

     *
     * @param searchEngineClient the search engine client to use for deletion
     * @param docList the list of new documents to check against
     * @return the number of old documents that were deleted
     */
    protected long deleteOldDocuments(final SearchEngineClient searchEngineClient, final DocList docList) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();