assertTrue(ComponentUtil.hasComponent(componentName));
    }

    public void test_hasComponent_notExists() {
        assertFalse(ComponentUtil.hasComponent("nonExistentComponent"));
    }

    public void test_hasQueryParser() {
        assertFalse(ComponentUtil.hasQueryParser());

        ComponentUtil.register(new Object(), "queryParser");

            assertTrue(true);
        }
    }

    /**
     * Test creation with invalid component name
     */
    public void test_create_invalidComponentName() {
        factory.setComponentName("nonExistentComponent");

        try {
            Object result = factory.create();
            // The container may return null for non-existent components