🎨 #3798 【微信支付】微信支付下单接口结果JsapiResult类中添加prepayId字段

2026-02-14 00:08:29 +08:00 · 2025-12-21 18:03:36 +08:00
parent b0d9c6cc76
commit f249450dbe
2 changed files with 389 additions and 16 deletions
--- a/weixin-java-pay/src/test/java/com/github/binarywang/wxpay/bean/result/WxPayUnifiedOrderV3ResultTest.java
+++ b/weixin-java-pay/src/test/java/com/github/binarywang/wxpay/bean/result/WxPayUnifiedOrderV3ResultTest.java
@@ -0,0 +1,267 @@
+package com.github.binarywang.wxpay.bean.result;
+
+import com.github.binarywang.wxpay.bean.result.enums.TradeTypeEnum;
+import com.github.binarywang.wxpay.v3.util.SignUtils;
+import org.testng.Assert;
+import org.testng.annotations.Test;
+
+import java.security.KeyPair;
+import java.security.KeyPairGenerator;
+import java.security.PrivateKey;
+
+/**
+ * <pre>
+ * WxPayUnifiedOrderV3Result 测试类
+ * 主要测试prepayId字段和静态工厂方法的解耦功能
+ * </pre>
+ *
+ * @author copilot
+ */
+public class WxPayUnifiedOrderV3ResultTest {
+
+  /**
+   * 生成测试用的RSA密钥对
+   */
+  private KeyPair generateKeyPair() throws Exception {
+    KeyPairGenerator keyPairGenerator = KeyPairGenerator.getInstance("RSA");
+    keyPairGenerator.initialize(2048);
+    return keyPairGenerator.generateKeyPair();
+  }
+
+  /**
+   * 测试JsapiResult中的prepayId字段是否正确设置
+   */
+  @Test
+  public void testJsapiResultWithPrepayId() throws Exception {
+    // 准备测试数据
+    String testPrepayId = "wx201410272009395522657a690389285100";
+    String testAppId = "wx8888888888888888";
+    KeyPair keyPair = generateKeyPair();
+    PrivateKey privateKey = keyPair.getPrivate();
+
+    // 创建WxPayUnifiedOrderV3Result对象
+    WxPayUnifiedOrderV3Result result = new WxPayUnifiedOrderV3Result();
+    result.setPrepayId(testPrepayId);
+
+    // 调用getPayInfo生成JsapiResult
+    WxPayUnifiedOrderV3Result.JsapiResult jsapiResult =
+      result.getPayInfo(TradeTypeEnum.JSAPI, testAppId, null, privateKey);
+
+    // 验证prepayId字段是否正确设置
+    Assert.assertNotNull(jsapiResult.getPrepayId(), "prepayId不应为null");
+    Assert.assertEquals(jsapiResult.getPrepayId(), testPrepayId, "prepayId应该与设置的值相同");
+
+    // 验证其他字段
+    Assert.assertEquals(jsapiResult.getAppId(), testAppId);
+    Assert.assertNotNull(jsapiResult.getTimeStamp());
+    Assert.assertNotNull(jsapiResult.getNonceStr());
+    Assert.assertEquals(jsapiResult.getPackageValue(), "prepay_id=" + testPrepayId);
+    Assert.assertEquals(jsapiResult.getSignType(), "RSA");
+    Assert.assertNotNull(jsapiResult.getPaySign());
+  }
+
+  /**
+   * 测试使用静态工厂方法生成JsapiResult（解耦场景）
+   */
+  @Test
+  public void testGetJsapiPayInfoStaticMethod() throws Exception {
+    // 准备测试数据
+    String testPrepayId = "wx201410272009395522657a690389285100";
+    String testAppId = "wx8888888888888888";
+    KeyPair keyPair = generateKeyPair();
+    PrivateKey privateKey = keyPair.getPrivate();
+
+    // 使用静态工厂方法生成JsapiResult
+    WxPayUnifiedOrderV3Result.JsapiResult jsapiResult =
+      WxPayUnifiedOrderV3Result.getJsapiPayInfo(testPrepayId, testAppId, privateKey);
+
+    // 验证prepayId字段
+    Assert.assertNotNull(jsapiResult.getPrepayId(), "prepayId不应为null");
+    Assert.assertEquals(jsapiResult.getPrepayId(), testPrepayId, "prepayId应该与输入的值相同");
+
+    // 验证其他字段
+    Assert.assertEquals(jsapiResult.getAppId(), testAppId);
+    Assert.assertNotNull(jsapiResult.getTimeStamp());
+    Assert.assertNotNull(jsapiResult.getNonceStr());
+    Assert.assertEquals(jsapiResult.getPackageValue(), "prepay_id=" + testPrepayId);
+    Assert.assertEquals(jsapiResult.getSignType(), "RSA");
+    Assert.assertNotNull(jsapiResult.getPaySign());
+  }
+
+  /**
+   * 测试使用静态工厂方法生成AppResult（解耦场景）
+   */
+  @Test
+  public void testGetAppPayInfoStaticMethod() throws Exception {
+    // 准备测试数据
+    String testPrepayId = "wx201410272009395522657a690389285100";
+    String testAppId = "wx8888888888888888";
+    String testMchId = "1900000109";
+    KeyPair keyPair = generateKeyPair();
+    PrivateKey privateKey = keyPair.getPrivate();
+
+    // 使用静态工厂方法生成AppResult
+    WxPayUnifiedOrderV3Result.AppResult appResult =
+      WxPayUnifiedOrderV3Result.getAppPayInfo(testPrepayId, testAppId, testMchId, privateKey);
+
+    // 验证prepayId字段
+    Assert.assertNotNull(appResult.getPrepayId(), "prepayId不应为null");
+    Assert.assertEquals(appResult.getPrepayId(), testPrepayId, "prepayId应该与输入的值相同");
+
+    // 验证其他字段
+    Assert.assertEquals(appResult.getAppid(), testAppId);
+    Assert.assertEquals(appResult.getPartnerId(), testMchId);
+    Assert.assertNotNull(appResult.getTimestamp());
+    Assert.assertNotNull(appResult.getNoncestr());
+    Assert.assertEquals(appResult.getPackageValue(), "Sign=WXPay");
+    Assert.assertNotNull(appResult.getSign());
+  }
+
+  /**
+   * 测试解耦场景：先获取prepayId，后续再生成支付信息
+   */
+  @Test
+  public void testDecoupledScenario() throws Exception {
+    // 模拟场景：先创建订单获取prepayId
+    String testPrepayId = "wx201410272009395522657a690389285100";
+    String testAppId = "wx8888888888888888";
+    KeyPair keyPair = generateKeyPair();
+    PrivateKey privateKey = keyPair.getPrivate();
+
+    // 步骤1：模拟从创建订单接口获取prepayId
+    WxPayUnifiedOrderV3Result orderResult = new WxPayUnifiedOrderV3Result();
+    orderResult.setPrepayId(testPrepayId);
+
+    // 获取prepayId用于存储
+    String storedPrepayId = orderResult.getPrepayId();
+    Assert.assertEquals(storedPrepayId, testPrepayId);
+
+    // 步骤2：后续支付失败时，使用存储的prepayId重新生成支付信息
+    WxPayUnifiedOrderV3Result.JsapiResult newPayInfo =
+      WxPayUnifiedOrderV3Result.getJsapiPayInfo(storedPrepayId, testAppId, privateKey);
+
+    // 验证重新生成的支付信息
+    Assert.assertEquals(newPayInfo.getPrepayId(), storedPrepayId);
+    Assert.assertEquals(newPayInfo.getPackageValue(), "prepay_id=" + storedPrepayId);
+    Assert.assertNotNull(newPayInfo.getPaySign());
+  }
+
+  /**
+   * 测试多次生成支付信息，签名应该不同（因为timestamp和nonceStr每次都不同）
+   */
+  @Test
+  public void testMultipleGenerationsHaveDifferentSignatures() throws Exception {
+    String testPrepayId = "wx201410272009395522657a690389285100";
+    String testAppId = "wx8888888888888888";
+    KeyPair keyPair = generateKeyPair();
+    PrivateKey privateKey = keyPair.getPrivate();
+
+    // 生成第一次支付信息
+    WxPayUnifiedOrderV3Result.JsapiResult result1 =
+      WxPayUnifiedOrderV3Result.getJsapiPayInfo(testPrepayId, testAppId, privateKey);
+
+    // 等待一秒确保timestamp不同
+    Thread.sleep(1000);
+
+    // 生成第二次支付信息
+    WxPayUnifiedOrderV3Result.JsapiResult result2 =
+      WxPayUnifiedOrderV3Result.getJsapiPayInfo(testPrepayId, testAppId, privateKey);
+
+    // prepayId应该相同
+    Assert.assertEquals(result1.getPrepayId(), result2.getPrepayId());
+
+    // 但是timestamp、nonceStr和签名应该不同
+    Assert.assertNotEquals(result1.getTimeStamp(), result2.getTimeStamp(), "timestamp应该不同");
+    Assert.assertNotEquals(result1.getNonceStr(), result2.getNonceStr(), "nonceStr应该不同");
+    Assert.assertNotEquals(result1.getPaySign(), result2.getPaySign(), "签名应该不同");
+  }
+
+  /**
+   * 测试AppResult中的prepayId字段
+   */
+  @Test
+  public void testAppResultWithPrepayId() throws Exception {
+    String testPrepayId = "wx201410272009395522657a690389285100";
+    String testAppId = "wx8888888888888888";
+    String testMchId = "1900000109";
+    KeyPair keyPair = generateKeyPair();
+    PrivateKey privateKey = keyPair.getPrivate();
+
+    WxPayUnifiedOrderV3Result result = new WxPayUnifiedOrderV3Result();
+    result.setPrepayId(testPrepayId);
+
+    // 调用getPayInfo生成AppResult
+    WxPayUnifiedOrderV3Result.AppResult appResult =
+      result.getPayInfo(TradeTypeEnum.APP, testAppId, testMchId, privateKey);
+
+    // 验证prepayId字段
+    Assert.assertNotNull(appResult.getPrepayId(), "prepayId不应为null");
+    Assert.assertEquals(appResult.getPrepayId(), testPrepayId, "prepayId应该与设置的值相同");
+  }
+
+  /**
+   * 测试getJsapiPayInfo方法的空值验证
+   */
+  @Test(expectedExceptions = IllegalArgumentException.class, 
+        expectedExceptionsMessageRegExp = "prepayId, appId 和 privateKey 不能为空")
+  public void testGetJsapiPayInfoWithNullPrepayId() {
+    WxPayUnifiedOrderV3Result.getJsapiPayInfo(null, "appId", null);
+  }
+
+  /**
+   * 测试getJsapiPayInfo方法的空值验证 - appId为null
+   */
+  @Test(expectedExceptions = IllegalArgumentException.class,
+        expectedExceptionsMessageRegExp = "prepayId, appId 和 privateKey 不能为空")
+  public void testGetJsapiPayInfoWithNullAppId() throws Exception {
+    KeyPair keyPair = generateKeyPair();
+    WxPayUnifiedOrderV3Result.getJsapiPayInfo("prepayId", null, keyPair.getPrivate());
+  }
+
+  /**
+   * 测试getJsapiPayInfo方法的空值验证 - privateKey为null
+   */
+  @Test(expectedExceptions = IllegalArgumentException.class,
+        expectedExceptionsMessageRegExp = "prepayId, appId 和 privateKey 不能为空")
+  public void testGetJsapiPayInfoWithNullPrivateKey() {
+    WxPayUnifiedOrderV3Result.getJsapiPayInfo("prepayId", "appId", null);
+  }
+
+  /**
+   * 测试getAppPayInfo方法的空值验证 - prepayId为null
+   */
+  @Test(expectedExceptions = IllegalArgumentException.class,
+        expectedExceptionsMessageRegExp = "prepayId, appId, mchId 和 privateKey 不能为空")
+  public void testGetAppPayInfoWithNullPrepayId() {
+    WxPayUnifiedOrderV3Result.getAppPayInfo(null, "appId", "mchId", null);
+  }
+
+  /**
+   * 测试getAppPayInfo方法的空值验证 - appId为null
+   */
+  @Test(expectedExceptions = IllegalArgumentException.class,
+        expectedExceptionsMessageRegExp = "prepayId, appId, mchId 和 privateKey 不能为空")
+  public void testGetAppPayInfoWithNullAppId() throws Exception {
+    KeyPair keyPair = generateKeyPair();
+    WxPayUnifiedOrderV3Result.getAppPayInfo("prepayId", null, "mchId", keyPair.getPrivate());
+  }
+
+  /**
+   * 测试getAppPayInfo方法的空值验证 - mchId为null
+   */
+  @Test(expectedExceptions = IllegalArgumentException.class,
+        expectedExceptionsMessageRegExp = "prepayId, appId, mchId 和 privateKey 不能为空")
+  public void testGetAppPayInfoWithNullMchId() throws Exception {
+    KeyPair keyPair = generateKeyPair();
+    WxPayUnifiedOrderV3Result.getAppPayInfo("prepayId", "appId", null, keyPair.getPrivate());
+  }
+
+  /**
+   * 测试getAppPayInfo方法的空值验证 - privateKey为null
+   */
+  @Test(expectedExceptions = IllegalArgumentException.class,
+        expectedExceptionsMessageRegExp = "prepayId, appId, mchId 和 privateKey 不能为空")
+  public void testGetAppPayInfoWithNullPrivateKey() {
+    WxPayUnifiedOrderV3Result.getAppPayInfo("prepayId", "appId", "mchId", null);
+  }
+}