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

    public void test_serialization() {
        // Test serialVersionUID is properly defined
        GsaConfigException exception = new GsaConfigException("Serialization test");

        // Verify the exception is serializable (has serialVersionUID)

        assertTrue(stackTrace.length > 0);
        // The first element should be from this test method
        assertEquals("test_stackTrace", stackTrace[0].getMethodName());
    }

    public void test_serialization() {
        // Test that the exception has proper serialVersionUID
        DataStoreException exception = new DataStoreException("Serialization test");

        // Check that it's a RuntimeException and can be thrown

        assertEquals(CrawlerStatus.class, CrawlerStatus.DONE.getDeclaringClass());
    }

    /**
     * Test serialization and deserialization
     */
    public void test_serialization() throws Exception {
        // Test each enum value
        CrawlerStatus[] statuses = CrawlerStatus.values();

        for (CrawlerStatus original : statuses) {
            // Serialize

        assertEquals("Level 2", level2.getMessage());
        assertEquals("Level 3 - Root cause", level3.getMessage());
    }

    /**
     * Test serialization
     */
    public void test_serialization() throws Exception {
        String message = "Serialization test";
        Exception cause = new IOException("IO cause");
        CrawlerSystemException original = new CrawlerSystemException(message, cause);

        // Test null ResponseData
        assertFalse(conditionalRule.match(null));
    }

    /**
     * Test serialization of AbstractRule
     */
    public void test_serialization() throws Exception {
        TestResponseProcessor processor = new TestResponseProcessor();
        testRule.setRuleId("serializeRule");
        testRule.setResponseProcessor(processor);

        responseData4.setHttpStatusCode(404);
        assertFalse(rule.match(responseData4));
    }

    /**
     * Test Rule serialization
     */
    public void test_serialization() throws Exception {
        TestResponseProcessor processor = new TestResponseProcessor("serializeProcessor");
        TestRule originalRule = new TestRule("serializeRule", processor, true);

        // Serialize