assertTrue(exception instanceof RuntimeException);
        assertTrue(exception instanceof Exception);
        assertTrue(exception instanceof Throwable);
    }

    public void test_getMessage() {
        // Test that getMessage returns null (no message set in constructor)
        UserRoleLoginException exception = new UserRoleLoginException(RootAction.class);
        assertNull(exception.getMessage());
    }

        assertNotNull(deserializedException.getCause());
        assertEquals(originalException.getCause().getMessage(), deserializedException.getCause().getMessage());
    }

    public void test_getMessage() {
        // Test getMessage() method
        String message = "Custom SSO error message";
        SsoLoginException exception = new SsoLoginException(message);

        assertTrue(queryParseException instanceof FessSystemException);
        assertTrue(queryParseException instanceof RuntimeException);
    }

    public void test_getMessage() {
        // Test that message is inherited from the cause
        String errorMessage = "Invalid query syntax";
        ParseException parseException = new ParseException(errorMessage);

        ResultOffsetExceededException exception = new ResultOffsetExceededException(unicodeMessage);

        assertEquals(unicodeMessage, exception.getMessage());
    }

    public void test_getMessage() {
        // Test getMessage method explicitly
        String testMessage = "Testing getMessage method";
        ResultOffsetExceededException exception = new ResultOffsetExceededException(testMessage);

    }

    @After
    public void tearDown() throws Exception {
        LocaleUtil.setDefault(null);
    }

    /**
     * @throws Exception
     */
    @Test
    public void testGetMessage() throws Exception {
        final String s = MessageFormatter.getMessage("EMSG0000");
        System.out.println(s);
        assertThat(s, is("[EMSG0000]test"));
    }

    /**
     * @throws Exception