    @Test
    public void orderInfo() {

        BaiduPayConfigStorage configStorage = new BaiduPayConfigStorage();
        configStorage.setAppid("APP ID");
        configStorage.setAppKey("APP KEY");
        configStorage.setDealId("DEAL ID");
        configStorage.setKeyPublic("KEY PUBLIC");
    
        BaiduPayService payService = new BaiduPayService(configStorage);
        // payService.refund()
    }