896c6c14cb
- SeedData 补 6 个表单分享/导入导出权限码，修复架构测试 - 清理 git 索引中 workflow/Workflow 大小写重复路径 - ImServerFixture 恢复 filter-repo 误替换的测试库连接常量
221 lines
10 KiB
C#
221 lines
10 KiB
C#
using BuildFlow.Host.Hubs;
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using Microsoft.AspNetCore.Authentication.JwtBearer;
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using Xunit;
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using Microsoft.AspNetCore.Builder;
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using Microsoft.AspNetCore.SignalR;
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using Microsoft.AspNetCore.TestHost;
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using Microsoft.EntityFrameworkCore;
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using Microsoft.Extensions.Configuration;
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using Microsoft.Extensions.DependencyInjection;
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using Microsoft.Extensions.DependencyInjection.Extensions;
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using Microsoft.IdentityModel.JsonWebTokens;
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using Microsoft.IdentityModel.Tokens;
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using FluentValidation;
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using MongoDB.Driver;
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using MongoDB.Entities;
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using BuildFlow.Shared.Domain.Common;
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using BuildFlow.Shared.Infrastructure;
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using IM.Application.Chat.Commands;
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using IM.Domain.Common;
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using IM.Infrastructure.Cache;
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using IM.Infrastructure.Persistence;
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using StackExchange.Redis;
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namespace BuildFlow.IM.Integration.Tests;
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/// <summary>
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/// 集成测试夹具：在 TestServer 上装配真实 SignalR ChatHub + 真实 PostgreSQL / MongoDB / Redis，
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/// 仅替换两个外部 gRPC 依赖（用户信息、通知发布）为进程内 fake，使测试聚焦于"SignalR + DB"主链路。
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/// </summary>
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/// <remarks>
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/// 设计取舍：
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/// <list type="bullet">
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/// <item>不复用 <c>Program.cs</c> 的 ABP 全量引导（Swagger/OTel/Seed 会对测试引入噪声与不确定性），
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/// 而是手工注册 IM 模块所需服务，确保用例快、稳、可重复。</item>
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/// <item>连接串指向独立的测试库（im_system_test / im_system_test），避免污染开发库的种子数据。</item>
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/// <item>Redis 共用同一实例，但用例执行前按前缀清理 <c>im:online:*</c> / <c>im:unread:*</c>，保证未读计数与在线状态隔离。</item>
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/// </list>
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/// </remarks>
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public sealed class ImServerFixture : IAsyncLifetime
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{
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/// <summary>本地基础设施连接串。指向独立测试库，与开发库（im_system）隔离。</summary>
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private const string PostgresConnection = "Host=localhost;Port=5432;Database=im_system_test;Username=rag;Password=rag123";
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private const string MongoConnection = "mongodb://mongo:mongo123@localhost:27017/im_system_test?authSource=admin";
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private const string RedisConnection = "localhost:6379,abortConnect=false";
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/// <summary>JWT 对称密钥，与 appsettings.json 中的 Jwt:SigningKey 保持一致，使 Hub 验签通过。</summary>
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private const string SigningKey = "RagJwtSecretKey2026MustBeAtLeast32CharsLong!";
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/// <summary>测试用固定用户：发送者 / 接收者 / 群管理员 / 局外人。</summary>
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public static readonly Guid AliceId = Guid.Parse("22222222-2222-2222-2222-222222222222");
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public static readonly Guid BobId = Guid.Parse("30000000-0000-0000-0000-000000000001");
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public static readonly Guid CarolId = Guid.Parse("30000000-0000-0000-0000-000000000002");
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public static readonly Guid OutSiderId = Guid.Parse("99999999-9999-9999-9999-999999999999");
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private WebApplication? _app;
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private IConnectionMultiplexer? _redis;
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/// <summary>TestServer 实例：SignalR 客户端据其 BaseAddress 与 handler 建立内存通道连接。</summary>
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public TestServer TestServer { get; private set; } = null!;
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/// <summary>TestServer 的基础地址，SignalR 客户端据此拼装 hub URL。</summary>
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public Uri BaseAddress => TestServer.BaseAddress;
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/// <summary>应用根服务容器，供播种/清理助手解析 DbContext 等。</summary>
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public IServiceProvider Services => _app!.Services;
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/// <summary>创建可复用的 HttpClient（携带 TestServer 的 handler）。</summary>
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public HttpMessageHandler CreateMessageHandler() => TestServer.CreateHandler();
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/// <summary>外部通知发布的 fake：记录最后一次调用参数，便于断言离线触达。</summary>
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public FakeImNotificationPublisher NotificationPublisher { get; } = new();
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/// <summary>外部用户信息查询的 fake：返回预设的用户名/头像。</summary>
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public InMemoryUserInfoService UserInfoService { get; } = new();
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public async Task InitializeAsync()
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{
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_redis = await ConnectionMultiplexer.ConnectAsync(RedisConnection);
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var builder = WebApplication.CreateBuilder();
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builder.WebHost.UseTestServer();
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builder.Configuration.AddInMemoryCollection(new Dictionary<string, string?>
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{
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["ConnectionStrings:Default"] = PostgresConnection,
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["ConnectionStrings:MongoDb"] = MongoConnection,
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});
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var services = builder.Services;
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// —— PostgreSQL：会话元数据，挂真实 AuditInterceptor（用 fake 当前用户） ——
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services.TryAddSingleton<ICurrentUserContext, TestCurrentUserContext>();
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services.AddScoped<AuditInterceptor>();
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services.AddDbContext<ImDbContext>((sp, options) =>
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options.UseNpgsql(PostgresConnection)
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.AddInterceptors(sp.GetRequiredService<AuditInterceptor>()));
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// —— MongoDB：消息正文（MongoDB.Entities 静态 DB.Default）——
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var mongoDbName = MongoUrl.Create(MongoConnection).DatabaseName;
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DB.InitAsync(mongoDbName, MongoClientSettings.FromConnectionString(MongoConnection)).GetAwaiter().GetResult();
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// —— Redis：在线状态与未读计数的真实实现 ——
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services.AddSingleton<IConnectionMultiplexer>(_ => _redis!);
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services.AddSingleton<IOnlinePresenceService, RedisOnlinePresenceService>();
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services.AddSingleton<IUnreadCounter, RedisUnreadCounter>();
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// —— 外部 gRPC 依赖替换为进程内 fake ——
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services.AddSingleton<IUserInfoService>(UserInfoService);
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services.AddSingleton<IImNotificationPublisher>(NotificationPublisher);
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// —— MediatR + 校验管线（与生产 Application 模块一致） ——
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var assembly = typeof(SendMessageCommand).Assembly;
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services.AddMediatR(cfg => cfg.RegisterServicesFromAssembly(assembly));
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services.AddValidatorsFromAssembly(typeof(SendMessageCommand).Assembly);
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services.AddSignalR(options =>
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{
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options.AddFilter<DomainExceptionHubFilter>();
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// TestServer 内存传输对断开检测较慢；缩短 keep-alive 间隔，使 OnDisconnectedAsync 更快被触发
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options.KeepAliveInterval = TimeSpan.FromSeconds(1);
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options.ClientTimeoutInterval = TimeSpan.FromSeconds(3);
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})
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.AddJsonProtocol(o =>
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{
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// 测试客户端用强类型载荷解析，开启忽略大小写以兼容 PascalCase / camelCase 命名
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o.PayloadSerializerOptions.PropertyNameCaseInsensitive = true;
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});
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services.AddSingleton<DomainExceptionHubFilter>();
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// —— JWT 鉴权：复用生产 OnMessageReceived，使 WebSocket 握手能从 query 取 token ——
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services.AddAuthentication(JwtBearerDefaults.AuthenticationScheme)
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.AddJwtBearer(options =>
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{
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options.MapInboundClaims = false;
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options.RequireHttpsMetadata = false;
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options.TokenValidationParameters = new TokenValidationParameters
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{
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ValidateIssuer = false,
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ValidateAudience = false,
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ValidateIssuerSigningKey = true,
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IssuerSigningKey = new SymmetricSecurityKey(System.Text.Encoding.UTF8.GetBytes(SigningKey)),
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NameClaimType = JwtRegisteredClaimNames.UniqueName,
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};
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options.Events = new JwtBearerEvents
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{
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OnMessageReceived = context =>
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{
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var token = context.Request.Query["access_token"];
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if (!string.IsNullOrEmpty(token) && context.Request.Path.StartsWithSegments("/hubs"))
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context.Token = token;
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return Task.CompletedTask;
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}
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};
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});
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services.AddAuthorization();
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_app = builder.Build();
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_app.UseRouting();
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_app.UseAuthentication();
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_app.UseAuthorization();
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_app.MapHub<ChatHub>("/hubs/chat");
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await _app.StartAsync();
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// UseTestServer 后通过 GetTestServer 扩展取得内存测试服务器实例（暴露 BaseAddress 与 handler）
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TestServer = _app.GetTestServer();
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// 建库建表（幂等）：用模型直接生成 schema，无需迁移文件
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await using (var scope = _app.Services.CreateAsyncScope())
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{
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var db = scope.ServiceProvider.GetRequiredService<ImDbContext>();
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await db.Database.EnsureDeletedAsync();
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await db.Database.EnsureCreatedAsync();
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}
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await CleanRedisAsync();
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}
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public async Task DisposeAsync()
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{
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if (_app is not null)
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{
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await _app.StopAsync();
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await _app.DisposeAsync();
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}
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_redis?.Dispose();
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}
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/// <summary>每个测试用例前调用：清空 Redis 上 IM 相关键，避免未读/在线状态串测。</summary>
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public async Task CleanRedisAsync()
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{
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if (_redis is null) return;
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var server = _redis.GetServer(_redis.GetEndPoints()[0]);
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foreach (var key in server.Keys(pattern: "im:online:*").Concat(server.Keys(pattern: "im:unread:*")))
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{
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await _redis.GetDatabase().KeyDeleteAsync(key);
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}
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}
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/// <summary>为指定用户签发 JWT（sub + unique_name），用于 SignalR 握手鉴权。</summary>
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public string IssueToken(Guid userId, string userName)
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{
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var handler = new JsonWebTokenHandler();
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var token = handler.CreateToken(new SecurityTokenDescriptor
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{
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Issuer = "im-test",
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Claims = new Dictionary<string, object>
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{
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[JwtRegisteredClaimNames.Sub] = userId.ToString(),
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[JwtRegisteredClaimNames.UniqueName] = userName,
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},
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Expires = DateTime.UtcNow.AddMinutes(30),
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SigningCredentials = new SigningCredentials(
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new SymmetricSecurityKey(System.Text.Encoding.UTF8.GetBytes(SigningKey)),
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SecurityAlgorithms.HmacSha256)
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});
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return token;
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}
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}
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