StackTraceElement[] causeStackTrace = exception.getCause().getStackTrace();
        assertNotNull(causeStackTrace);
        assertTrue(causeStackTrace.length > 0);
    }

    @Test
    public void test_toString() {
        // Test toString method
        String message = "Script engine test error";
        ScriptEngineException exception = new ScriptEngineException(message);

        String result = exception.toString();

        DictionaryException exception = new DictionaryException("Serialization test");

        assertTrue(exception instanceof java.io.Serializable);
    }

    @Test
    public void test_toString() {
        // Test toString method
        String message = "Dictionary parse error";
        Exception cause = new NullPointerException("NPE occurred");

        LdapConfigurationException exception2 = new LdapConfigurationException(message);
        assertEquals(exception.getMessage(), exception2.getMessage());
    }

    @Test
    public void test_toString() {
        // Test the toString method
        String message = "LDAP configuration is invalid";
        LdapConfigurationException exception = new LdapConfigurationException(message);

        assertEquals(0, result.getAllRecordCount());
        assertTrue(result.getDocumentList().isEmpty());
    }

    /**
     * Test SearchResult toString method.
     */
    @Test
    public void test_toString() {
        final SearchResult result = SearchResult.create().allRecordCount(100).queryTime(50).build();

        final String str = result.toString();
        assertNotNull(str);

        // and the exception extends RuntimeException which is Serializable
        assertTrue(exception instanceof java.io.Serializable);
    }

    @Test
    public void test_toString() {
        // Test toString method
        String message = "Test exception message";
        UnsupportedSearchException exception = new UnsupportedSearchException(message);

        // Test ordinal() method returns correct position
        assertEquals(0, SsoResponseType.METADATA.ordinal());
        assertEquals(1, SsoResponseType.LOGOUT.ordinal());
    }

    @Test
    public void test_toString() {
        // Test toString() method (default implementation returns name)
        assertEquals("METADATA", SsoResponseType.METADATA.toString());
        assertEquals("LOGOUT", SsoResponseType.LOGOUT.toString());
    }

        assertEquals(ChatIntent.FAQ, ChatIntent.valueOf("FAQ"));
        assertEquals(ChatIntent.UNCLEAR, ChatIntent.valueOf("UNCLEAR"));
    }

    @Test
    public void test_toString() {
        assertNotNull(ChatIntent.SEARCH.toString());
        assertNotNull(ChatIntent.SUMMARY.toString());
        assertNotNull(ChatIntent.FAQ.toString());
        assertNotNull(ChatIntent.UNCLEAR.toString());

        assertFalse(item1.equals(item3));

        // Symmetry
        assertTrue(item1.equals(item2));
        assertTrue(item2.equals(item1));
    }

    @Test
    public void test_toString() {
        // Test toString method
        ProtwordsItem item = new ProtwordsItem(123, "testword");
        assertEquals("ProtwordsItem [id=123, inputs=testword, newInputs=null]", item.toString());

        assertEquals(message, exception.getMessage()); // Call twice to verify consistency
        assertEquals(message, exception.getLocalizedMessage());
    }

    @Test
    public void test_toString() {
        // Test toString method
        String message = "Test exception message";
        JobNotFoundException exception = new JobNotFoundException(message);

        String toStringResult = exception.toString();

        assertEquals(parseException, queryParseException.getCause());
        assertEquals(rootCause, queryParseException.getCause().getCause());
    }

    @Test
    public void test_toString() {
        // Test toString method
        String errorMessage = "ToString test error";
        ParseException parseException = new ParseException(errorMessage);