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Testing WeChat Bar Payment Integration in RuoYi Vue Pro

A comprehensive integration test suite for WeChat (WeiXin) bar code payment functionality, focusing on payment processing, refund operations, and notification handling.

Test Coverage Overview

The test suite provides extensive coverage of WeChat payment operations including:

Bar code payment processing (V2 API)
Refund operations for both V2 and V3 API versions
Refund notification parsing
Payment configuration validation

Integration points include direct interaction with WeChat Pay APIs and handling of payment responses and notifications.

Implementation Analysis

The testing approach utilizes JUnit 5 for integration testing, implementing direct API calls to WeChat’s payment services.

Key patterns include:

Separate test methods for different payment operations
Configuration builder pattern for WxPayConfig
Request/response logging for debugging
XML and JSON payload handling

Technical Details

Testing infrastructure includes:

WxJava SDK integration
JUnit 5 test framework
Custom payment configuration setup
Certificate management for secure API calls
JSON utilities for request/response handling

Best Practices Demonstrated

The test suite exemplifies several testing best practices:

Isolation of test cases by operation type
Comprehensive error handling
Clear test method naming conventions
Proper API version handling
Detailed request/response logging

yunaiv/ruoyi-vue-pro

yudao-module-pay/yudao-spring-boot-starter-biz-pay/src/test/java/cn/iocoder/yudao/framework/pay/core/client/impl/weixin/WxBarPayClientIntegrationTest.java

            
package cn.iocoder.yudao.framework.pay.core.client.impl.weixin;

import cn.iocoder.yudao.framework.common.util.date.LocalDateTimeUtils;
import cn.iocoder.yudao.framework.common.util.json.JsonUtils;
import com.github.binarywang.wxpay.bean.notify.WxPayRefundNotifyResult;
import com.github.binarywang.wxpay.bean.request.WxPayMicropayRequest;
import com.github.binarywang.wxpay.bean.request.WxPayRefundRequest;
import com.github.binarywang.wxpay.bean.request.WxPayRefundV3Request;
import com.github.binarywang.wxpay.bean.result.WxPayMicropayResult;
import com.github.binarywang.wxpay.bean.result.WxPayRefundResult;
import com.github.binarywang.wxpay.bean.result.WxPayRefundV3Result;
import com.github.binarywang.wxpay.config.WxPayConfig;
import com.github.binarywang.wxpay.exception.WxPayException;
import com.github.binarywang.wxpay.service.WxPayService;
import com.github.binarywang.wxpay.service.impl.WxPayServiceImpl;
import org.junit.jupiter.api.Disabled;
import org.junit.jupiter.api.Test;

import java.time.Duration;

import static cn.iocoder.yudao.framework.pay.core.client.impl.weixin.AbstractWxPayClient.formatDateV2;

/**
 * {@link WxBarPayClient} 的集成测试，用于快速调试微信条码支付
 *
 * @author 芋道源码
 */
@Disabled
public class WxBarPayClientIntegrationTest {

    @Test
    public void testPayV2() throws WxPayException {
        // 创建 config 配置
        WxPayConfig config = buildWxPayConfigV2();
        // 创建 WxPayService 客户端
        WxPayService client = new WxPayServiceImpl();
        client.setConfig(config);

        // 执行发起支付
        WxPayMicropayRequest request = WxPayMicropayRequest.newBuilder()
                .outTradeNo(String.valueOf(System.currentTimeMillis()))
                .body("测试支付-body")
                .detail("测试支付-detail")
                .totalFee(1) // 单位分
                .timeExpire(formatDateV2(LocalDateTimeUtils.addTime(Duration.ofMinutes(2))))
                .spbillCreateIp("127.0.0.1")
                .authCode("134298744426278497")
                .build();
        System.out.println("========= request ==========");
        System.out.println(JsonUtils.toJsonPrettyString(request));
        WxPayMicropayResult response = client.micropay(request);
        System.out.println("========= response ==========");
        System.out.println(JsonUtils.toJsonPrettyString(response));
    }

    @Test
    public void testParseRefundNotifyV2() throws WxPayException {
        // 创建 config 配置
        WxPayConfig config = buildWxPayConfigV2();
        // 创建 WxPayService 客户端
        WxPayService client = new WxPayServiceImpl();
        client.setConfig(config);

        // 执行解析
        String xml = "<xml><return_code>SUCCESS</return_code><appid><![CDATA[wx62056c0d5e8db250]]></appid><mch_id><![CDATA[1545083881]]></mch_id><nonce_str><![CDATA[ed8f02c21d15635cede114a42d0525a0]]></nonce_str><req_info><![CDATA[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]]></req_info></xml>";
        WxPayRefundNotifyResult response = client.parseRefundNotifyResult(xml);
        System.out.println(response.getReqInfo());
    }

    @Test
    public void testRefundV2() throws WxPayException {
        // 创建 config 配置
        WxPayConfig config = buildWxPayConfigV2();
        // 创建 WxPayService 客户端
        WxPayService client = new WxPayServiceImpl();
        client.setConfig(config);

        // 执行发起退款
        WxPayRefundRequest request = new WxPayRefundRequest()
                .setOutTradeNo("1689545667276")
                .setOutRefundNo(String.valueOf(System.currentTimeMillis()))
                .setRefundFee(1)
                .setRefundDesc("就是想退了")
                .setTotalFee(1);
        System.out.println("========= request ==========");
        System.out.println(JsonUtils.toJsonPrettyString(request));
        WxPayRefundResult response = client.refund(request);
        System.out.println("========= response ==========");
        System.out.println(JsonUtils.toJsonPrettyString(response));
    }

    @Test
    public void testRefundV3() throws WxPayException {
        // 创建 config 配置
        WxPayConfig config = buildWxPayConfigV2();
        // 创建 WxPayService 客户端
        WxPayService client = new WxPayServiceImpl();
        client.setConfig(config);

        // 执行发起退款
        WxPayRefundV3Request request = new WxPayRefundV3Request()
                .setOutTradeNo("1689506325635")
                .setOutRefundNo(String.valueOf(System.currentTimeMillis()))
                .setAmount(new WxPayRefundV3Request.Amount().setTotal(1).setRefund(1).setCurrency("CNY"))
                .setReason("就是想退了");
        System.out.println("========= request ==========");
        System.out.println(JsonUtils.toJsonPrettyString(request));
        WxPayRefundV3Result response = client.refundV3(request);
        System.out.println("========= response ==========");
        System.out.println(JsonUtils.toJsonPrettyString(response));
    }

    private WxPayConfig buildWxPayConfigV2() {
        WxPayConfig config = new WxPayConfig();
        config.setAppId("wx62056c0d5e8db250");
        config.setMchId("1545083881");
        config.setMchKey("dS1ngeN63JLr3NRbvPH9AJy3MyUxZdim");
//        config.setSignType(WxPayConstants.SignType.MD5);
        config.setKeyPath("/Users/yunai/Downloads/wx_pay/apiclient_cert.p12");
        return config;
    }

}