@Override
    public Object getParameter(String key) {
        return param.get(key);
    }
@Test
    void testGetParameter() {
        ConfigRequest configRequest = new ConfigRequest();
        String dataId = "id";
        String group = "group";
        String tenant = "n";
        String content = "abc";
        
        configRequest.setContent(content);
        configRequest.setDataId(dataId);
        configRequest.setGroup(group);
        configRequest.setTenant(tenant);
        
        assertEquals(dataId, configRequest.getParameter("dataId"));
        assertEquals(group, configRequest.getParameter("group"));
        assertEquals(tenant, configRequest.getParameter("tenant"));
        assertEquals(content, configRequest.getParameter("content"));
    }