603 lines
19 KiB
C#
603 lines
19 KiB
C#
using HoneyBox.Core.Interfaces;
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using HoneyBox.Core.Services;
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using HoneyBox.Model.Data;
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using HoneyBox.Model.Entities;
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using HoneyBox.Model.Models.Payment;
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using Microsoft.EntityFrameworkCore;
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using Microsoft.EntityFrameworkCore.Diagnostics;
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using Microsoft.Extensions.Logging;
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using Microsoft.Extensions.Options;
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using Moq;
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using Moq.Protected;
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using System.Net;
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using System.Text;
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using Xunit;
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namespace HoneyBox.Tests.Integration;
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/// <summary>
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/// 微信支付服务集成测试
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/// 测试统一下单流程（模拟微信API）和签名生成验证
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/// Requirements: 1.1-1.5, 7.1-7.4
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/// </summary>
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public class WechatPayServiceIntegrationTests
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{
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private readonly WechatPaySettings _settings;
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private readonly Mock<ILogger<WechatPayService>> _mockLogger;
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private readonly Mock<IWechatPayConfigService> _mockConfigService;
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private readonly Mock<IWechatService> _mockWechatService;
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private readonly Mock<IRedisService> _mockRedisService;
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public WechatPayServiceIntegrationTests()
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{
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_settings = new WechatPaySettings
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{
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DefaultMerchant = new WechatPayMerchantConfig
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{
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Name = "TestMerchant",
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MchId = "1234567890",
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AppId = "wx1234567890abcdef",
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Key = "test_secret_key_32_characters_ok",
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OrderPrefix = "TST",
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Weight = 1,
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NotifyUrl = "https://example.com/notify"
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},
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Merchants = new List<WechatPayMerchantConfig>
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{
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new WechatPayMerchantConfig
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{
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Name = "Merchant1",
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MchId = "1111111111",
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AppId = "wx1111111111111111",
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Key = "merchant1_secret_key_32_chars_ok",
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OrderPrefix = "M01",
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Weight = 1
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}
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},
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NotifyBaseUrl = "https://example.com"
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};
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_mockLogger = new Mock<ILogger<WechatPayService>>();
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_mockConfigService = new Mock<IWechatPayConfigService>();
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_mockConfigService.Setup(x => x.GetMerchantByOrderNo(It.IsAny<string>()))
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.Returns(_settings.DefaultMerchant);
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_mockWechatService = new Mock<IWechatService>();
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_mockRedisService = new Mock<IRedisService>();
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}
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private HoneyBoxDbContext CreateInMemoryDbContext()
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{
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var options = new DbContextOptionsBuilder<HoneyBoxDbContext>()
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.UseInMemoryDatabase(databaseName: Guid.NewGuid().ToString())
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.ConfigureWarnings(w => w.Ignore(InMemoryEventId.TransactionIgnoredWarning))
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.Options;
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return new HoneyBoxDbContext(options);
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}
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private WechatPayService CreateWechatPayService(HoneyBoxDbContext dbContext, HttpClient? httpClient = null)
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{
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var options = Options.Create(_settings);
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return new WechatPayService(
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dbContext,
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httpClient ?? new HttpClient(),
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_mockLogger.Object,
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_mockConfigService.Object,
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_mockWechatService.Object,
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_mockRedisService.Object,
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options);
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}
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private async Task<User> CreateTestUserAsync(HoneyBoxDbContext dbContext)
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{
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var user = new User
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{
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Id = 1,
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OpenId = "test_openid_123456",
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Uid = "test_uid",
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Nickname = "测试用户",
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HeadImg = "avatar.jpg",
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Mobile = "13800138000",
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Money = 100,
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Integral = 1000,
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Money2 = 500,
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IsTest = 0,
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Status = 1,
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CreatedAt = DateTime.Now,
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UpdatedAt = DateTime.Now
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};
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await dbContext.Users.AddAsync(user);
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await dbContext.SaveChangesAsync();
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return user;
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}
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#region 签名生成和验证测试 (Requirements 7.1-7.4)
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/// <summary>
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/// 测试签名生成 - 基本功能
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/// Requirements: 7.1
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/// </summary>
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[Fact]
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public void MakeSign_BasicParameters_GeneratesValidSignature()
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{
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// Arrange
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var dbContext = CreateInMemoryDbContext();
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var service = CreateWechatPayService(dbContext);
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var parameters = new Dictionary<string, string>
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{
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{ "appid", "wx1234567890abcdef" },
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{ "mch_id", "1234567890" },
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{ "nonce_str", "test_nonce_string" },
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{ "body", "Test Payment" },
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{ "out_trade_no", "TST_20250102123456" },
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{ "total_fee", "100" }
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};
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// Act
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var sign = service.MakeSign(parameters);
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// Assert
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Assert.NotNull(sign);
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Assert.Equal(32, sign.Length); // MD5 produces 32 hex characters
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Assert.Equal(sign, sign.ToUpper()); // Should be uppercase
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Assert.True(sign.All(c => "0123456789ABCDEF".Contains(c))); // Should be hex
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}
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/// <summary>
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/// 测试签名验证 - 正确签名
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/// Requirements: 7.2
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/// </summary>
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[Fact]
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public void VerifySign_ValidSignature_ReturnsTrue()
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{
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// Arrange
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var dbContext = CreateInMemoryDbContext();
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var service = CreateWechatPayService(dbContext);
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var parameters = new Dictionary<string, string>
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{
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{ "appid", "wx1234567890abcdef" },
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{ "mch_id", "1234567890" },
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{ "nonce_str", "test_nonce" },
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{ "body", "Test Payment" }
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};
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var sign = service.MakeSign(parameters);
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// Act
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var result = service.VerifySign(parameters, sign);
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// Assert
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Assert.True(result);
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}
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/// <summary>
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/// 测试签名验证 - 错误签名
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/// Requirements: 7.4
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/// </summary>
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[Fact]
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public void VerifySign_InvalidSignature_ReturnsFalse()
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{
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// Arrange
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var dbContext = CreateInMemoryDbContext();
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var service = CreateWechatPayService(dbContext);
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var parameters = new Dictionary<string, string>
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{
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{ "appid", "wx1234567890abcdef" },
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{ "mch_id", "1234567890" },
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{ "nonce_str", "test_nonce" }
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};
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// Act
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var result = service.VerifySign(parameters, "INVALID_SIGNATURE_12345678901234");
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// Assert
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Assert.False(result);
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}
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/// <summary>
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/// 测试签名验证 - 空签名
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/// Requirements: 7.4
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/// </summary>
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[Fact]
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public void VerifySign_EmptySignature_ReturnsFalse()
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{
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// Arrange
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var dbContext = CreateInMemoryDbContext();
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var service = CreateWechatPayService(dbContext);
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var parameters = new Dictionary<string, string>
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{
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{ "appid", "wx1234567890abcdef" },
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{ "mch_id", "1234567890" }
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};
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// Act & Assert
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Assert.False(service.VerifySign(parameters, ""));
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Assert.False(service.VerifySign(parameters, null!));
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}
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/// <summary>
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/// 测试多商户签名支持
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/// Requirements: 7.3
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/// </summary>
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[Fact]
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public void MakeSign_DifferentMerchantKeys_ProducesDifferentSignatures()
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{
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// Arrange
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var dbContext = CreateInMemoryDbContext();
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var service = CreateWechatPayService(dbContext);
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var parameters = new Dictionary<string, string>
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{
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{ "appid", "wx1234567890abcdef" },
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{ "mch_id", "1234567890" },
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{ "nonce_str", "test_nonce" }
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};
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var key1 = _settings.DefaultMerchant.Key;
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var key2 = _settings.Merchants[0].Key;
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// Act
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var sign1 = service.MakeSign(parameters, key1);
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var sign2 = service.MakeSign(parameters, key2);
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// Assert
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Assert.NotEqual(sign1, sign2);
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Assert.True(service.VerifySign(parameters, sign1, key1));
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Assert.False(service.VerifySign(parameters, sign1, key2));
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}
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#endregion
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#region 统一下单测试 (Requirements 1.1-1.5)
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/// <summary>
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/// 测试统一下单 - 用户不存在
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/// Requirements: 1.1
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/// </summary>
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[Fact]
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public async Task CreatePaymentAsync_UserNotFound_ReturnsError()
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{
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// Arrange
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var dbContext = CreateInMemoryDbContext();
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var service = CreateWechatPayService(dbContext);
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var request = new WechatPayRequest
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{
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OrderNo = "TST_20250102123456",
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Amount = 10.00m,
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Body = "Test Payment",
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Attach = "order_yfs",
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UserId = 999 // Non-existent user
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};
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// Act
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var result = await service.CreatePaymentAsync(request);
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// Assert
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Assert.Equal(0, result.Status);
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Assert.Contains("用户不存在", result.Msg);
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}
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/// <summary>
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/// 测试统一下单 - 用户OpenId为空
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/// Requirements: 1.1
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/// </summary>
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[Fact]
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public async Task CreatePaymentAsync_EmptyOpenId_ReturnsError()
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{
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// Arrange
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var dbContext = CreateInMemoryDbContext();
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// Create user without OpenId
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var user = new User
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{
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Id = 1,
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OpenId = "", // Empty OpenId
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Uid = "test_uid",
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Nickname = "测试用户",
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HeadImg = "avatar.jpg",
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Status = 1,
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CreatedAt = DateTime.Now,
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UpdatedAt = DateTime.Now
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};
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await dbContext.Users.AddAsync(user);
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await dbContext.SaveChangesAsync();
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var service = CreateWechatPayService(dbContext);
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var request = new WechatPayRequest
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{
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OrderNo = "TST_20250102123456",
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Amount = 10.00m,
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Body = "Test Payment",
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Attach = "order_yfs",
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UserId = 1
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};
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// Act
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var result = await service.CreatePaymentAsync(request);
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// Assert
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Assert.Equal(0, result.Status);
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Assert.Contains("OpenId", result.Msg);
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}
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/// <summary>
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/// 测试统一下单 - 成功场景（模拟微信API）
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/// Requirements: 1.1, 1.2, 1.4, 1.5
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/// </summary>
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[Fact]
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public async Task CreatePaymentAsync_ValidRequest_ReturnsPaymentParams()
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{
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// Arrange
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var dbContext = CreateInMemoryDbContext();
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await CreateTestUserAsync(dbContext);
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// Mock HTTP response from WeChat API
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var mockHandler = new Mock<HttpMessageHandler>();
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var wechatResponse = @"<xml>
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<return_code><![CDATA[SUCCESS]]></return_code>
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<return_msg><![CDATA[OK]]></return_msg>
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<result_code><![CDATA[SUCCESS]]></result_code>
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<appid><![CDATA[wx1234567890abcdef]]></appid>
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<mch_id><![CDATA[1234567890]]></mch_id>
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<nonce_str><![CDATA[test_nonce]]></nonce_str>
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<sign><![CDATA[TEST_SIGN]]></sign>
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<prepay_id><![CDATA[wx201501021234567890]]></prepay_id>
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<trade_type><![CDATA[JSAPI]]></trade_type>
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</xml>";
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mockHandler.Protected()
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.Setup<Task<HttpResponseMessage>>(
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"SendAsync",
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ItExpr.IsAny<HttpRequestMessage>(),
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ItExpr.IsAny<CancellationToken>())
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.ReturnsAsync(new HttpResponseMessage
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{
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StatusCode = HttpStatusCode.OK,
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Content = new StringContent(wechatResponse, Encoding.UTF8, "application/xml")
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});
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var httpClient = new HttpClient(mockHandler.Object);
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var service = CreateWechatPayService(dbContext, httpClient);
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var request = new WechatPayRequest
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{
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OrderNo = "TST_20250102123456",
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Amount = 10.00m,
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Body = "Test Payment",
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Attach = "order_yfs",
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UserId = 1
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};
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// Act
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var result = await service.CreatePaymentAsync(request);
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// Assert
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Assert.Equal(1, result.Status);
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Assert.Equal("success", result.Msg);
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Assert.NotNull(result.Data);
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Assert.Equal("wx1234567890abcdef", result.Data.AppId);
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Assert.NotEmpty(result.Data.TimeStamp);
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Assert.NotEmpty(result.Data.NonceStr);
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Assert.Contains("prepay_id=", result.Data.Package);
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Assert.Equal("MD5", result.Data.SignType);
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Assert.NotEmpty(result.Data.PaySign);
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Assert.Equal(1, result.Data.IsWeixin);
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}
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/// <summary>
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/// 测试统一下单 - 微信API返回失败
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/// Requirements: 1.3
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/// </summary>
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[Fact]
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public async Task CreatePaymentAsync_WechatApiError_ReturnsError()
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{
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// Arrange
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var dbContext = CreateInMemoryDbContext();
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await CreateTestUserAsync(dbContext);
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// Mock HTTP response with error
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var mockHandler = new Mock<HttpMessageHandler>();
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var wechatResponse = @"<xml>
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<return_code><![CDATA[FAIL]]></return_code>
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<return_msg><![CDATA[签名错误]]></return_msg>
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</xml>";
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mockHandler.Protected()
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.Setup<Task<HttpResponseMessage>>(
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"SendAsync",
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ItExpr.IsAny<HttpRequestMessage>(),
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ItExpr.IsAny<CancellationToken>())
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.ReturnsAsync(new HttpResponseMessage
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{
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StatusCode = HttpStatusCode.OK,
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Content = new StringContent(wechatResponse, Encoding.UTF8, "application/xml")
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});
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var httpClient = new HttpClient(mockHandler.Object);
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var service = CreateWechatPayService(dbContext, httpClient);
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var request = new WechatPayRequest
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{
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OrderNo = "TST_20250102123456",
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Amount = 10.00m,
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Body = "Test Payment",
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Attach = "order_yfs",
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UserId = 1
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};
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// Act
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var result = await service.CreatePaymentAsync(request);
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// Assert
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Assert.Equal(0, result.Status);
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Assert.Contains("签名错误", result.Msg);
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}
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/// <summary>
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/// 测试统一下单 - 业务失败（如订单已支付）
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/// Requirements: 1.3
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/// </summary>
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[Fact]
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public async Task CreatePaymentAsync_BusinessError_ReturnsError()
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{
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// Arrange
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var dbContext = CreateInMemoryDbContext();
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await CreateTestUserAsync(dbContext);
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// Mock HTTP response with business error
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var mockHandler = new Mock<HttpMessageHandler>();
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var wechatResponse = @"<xml>
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<return_code><![CDATA[SUCCESS]]></return_code>
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<return_msg><![CDATA[OK]]></return_msg>
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<result_code><![CDATA[FAIL]]></result_code>
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<err_code><![CDATA[ORDERPAID]]></err_code>
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<err_code_des><![CDATA[该订单已支付]]></err_code_des>
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</xml>";
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mockHandler.Protected()
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.Setup<Task<HttpResponseMessage>>(
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"SendAsync",
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ItExpr.IsAny<HttpRequestMessage>(),
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ItExpr.IsAny<CancellationToken>())
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.ReturnsAsync(new HttpResponseMessage
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{
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StatusCode = HttpStatusCode.OK,
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Content = new StringContent(wechatResponse, Encoding.UTF8, "application/xml")
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});
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var httpClient = new HttpClient(mockHandler.Object);
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var service = CreateWechatPayService(dbContext, httpClient);
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var request = new WechatPayRequest
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{
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OrderNo = "TST_20250102123456",
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Amount = 10.00m,
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Body = "Test Payment",
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Attach = "order_yfs",
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UserId = 1
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};
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// Act
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var result = await service.CreatePaymentAsync(request);
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// Assert
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Assert.Equal(0, result.Status);
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Assert.Contains("已支付", result.Msg);
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}
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#endregion
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#region XML解析测试
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/// <summary>
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/// 测试XML解析 - 正常回调数据
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/// </summary>
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[Fact]
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public void ParseNotifyXml_ValidXml_ReturnsCorrectData()
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{
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// Arrange
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var dbContext = CreateInMemoryDbContext();
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var service = CreateWechatPayService(dbContext);
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var xml = @"<xml>
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<return_code><![CDATA[SUCCESS]]></return_code>
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<return_msg><![CDATA[OK]]></return_msg>
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<result_code><![CDATA[SUCCESS]]></result_code>
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<appid><![CDATA[wx1234567890abcdef]]></appid>
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<mch_id><![CDATA[1234567890]]></mch_id>
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<nonce_str><![CDATA[test_nonce]]></nonce_str>
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<sign><![CDATA[TEST_SIGN]]></sign>
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<openid><![CDATA[test_openid_123456]]></openid>
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<trade_type><![CDATA[JSAPI]]></trade_type>
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<bank_type><![CDATA[CMC]]></bank_type>
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<total_fee>1000</total_fee>
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<fee_type><![CDATA[CNY]]></fee_type>
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<cash_fee>1000</cash_fee>
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<transaction_id><![CDATA[wx20250102123456]]></transaction_id>
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<out_trade_no><![CDATA[TST_20250102123456]]></out_trade_no>
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<attach><![CDATA[order_yfs]]></attach>
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<time_end><![CDATA[20250102123456]]></time_end>
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</xml>";
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// Act
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var result = service.ParseNotifyXml(xml);
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// Assert
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Assert.Equal("SUCCESS", result.ReturnCode);
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||
Assert.Equal("SUCCESS", result.ResultCode);
|
||
Assert.Equal("wx1234567890abcdef", result.AppId);
|
||
Assert.Equal("1234567890", result.MchId);
|
||
Assert.Equal("test_openid_123456", result.OpenId);
|
||
Assert.Equal(1000, result.TotalFee);
|
||
Assert.Equal("TST_20250102123456", result.OutTradeNo);
|
||
Assert.Equal("order_yfs", result.Attach);
|
||
}
|
||
|
||
/// <summary>
|
||
/// 测试生成回调响应XML
|
||
/// </summary>
|
||
[Fact]
|
||
public void GenerateNotifyResponseXml_Success_ReturnsCorrectXml()
|
||
{
|
||
// Arrange
|
||
var dbContext = CreateInMemoryDbContext();
|
||
var service = CreateWechatPayService(dbContext);
|
||
|
||
// Act
|
||
var result = service.GenerateNotifyResponseXml("SUCCESS", "OK");
|
||
|
||
// Assert
|
||
Assert.Contains("<return_code><![CDATA[SUCCESS]]></return_code>", result);
|
||
Assert.Contains("<return_msg><![CDATA[OK]]></return_msg>", result);
|
||
}
|
||
|
||
#endregion
|
||
|
||
#region 商户配置测试 (Requirements 1.5)
|
||
|
||
/// <summary>
|
||
/// 测试根据订单号获取商户配置
|
||
/// Requirements: 1.5
|
||
/// </summary>
|
||
[Fact]
|
||
public void GetMerchantByOrderNo_ValidOrderNo_ReturnsCorrectMerchant()
|
||
{
|
||
// Arrange
|
||
var dbContext = CreateInMemoryDbContext();
|
||
var service = CreateWechatPayService(dbContext);
|
||
|
||
// Act
|
||
var merchant = service.GetMerchantByOrderNo("TST_20250102123456");
|
||
|
||
// Assert
|
||
Assert.NotNull(merchant);
|
||
Assert.Equal(_settings.DefaultMerchant.MchId, merchant.MchId);
|
||
}
|
||
|
||
/// <summary>
|
||
/// 测试根据订单号获取商户密钥
|
||
/// Requirements: 1.5
|
||
/// </summary>
|
||
[Fact]
|
||
public void GetMerchantKeyByOrderNo_ValidOrderNo_ReturnsCorrectKey()
|
||
{
|
||
// Arrange
|
||
var dbContext = CreateInMemoryDbContext();
|
||
var service = CreateWechatPayService(dbContext);
|
||
|
||
// Act
|
||
var key = service.GetMerchantKeyByOrderNo("TST_20250102123456");
|
||
|
||
// Assert
|
||
Assert.Equal(_settings.DefaultMerchant.Key, key);
|
||
}
|
||
|
||
#endregion
|
||
}
|