private void setupMockComponents() {
        ComponentUtil.setFessConfig(new MockFessConfig());
        ComponentUtil.register(new MockSystemHelper(), "systemHelper");
    }

    @Test
    public void test_serializeParameters() {
        RequestParameter[] params = new RequestParameter[] { new RequestParameter("q", new String[] { "test" }),
                new RequestParameter("lang", new String[] { "en", "ja" }) };