using Xunit;

namespace Admin.NET.Plugin.AiDOP.Tests.Infrastructure;

/// <summary>
/// 启动期并发守卫。ISqlSugarClient 是单例 SqlSugarScope，其 AsyncLocal 上下文在 Host 启动阶段
/// 会被 Configure 管道与任何火忘任务共享，共享即同一个 MySqlConnection；后执行的 ApprovalFlow
/// 插件同步 InitTables 没有容错，撞上就是进程退出。
/// 2026-09-26 事故复盘：doc/plan/天缘对接/20260926问题描述.md
/// </summary>
public class StartupConcurrencyGuardTests
{
    private static string PluginStartupSource()
    {
        var dir = new DirectoryInfo(AppContext.BaseDirectory);
        while (dir != null && !File.Exists(Path.Combine(dir.FullName, "AGENTS.md")))
            dir = dir.Parent;
        Assert.NotNull(dir);
        return File.ReadAllText(Path.Combine(
            dir!.FullName, "server", "Plugins", "Admin.NET.Plugin.AiDOP", "Startup.cs"));
    }

    /// <summary>去掉注释，否则「不要改成 Task.Run」这类说明文字会被误判为违规调用。</summary>
    private static string StripComments(string source)
    {
        var noBlock = System.Text.RegularExpressions.Regex.Replace(source, @"/\*.*?\*/", "",
            System.Text.RegularExpressions.RegexOptions.Singleline);
        return System.Text.RegularExpressions.Regex.Replace(noBlock, @"//.*?$", "",
            System.Text.RegularExpressions.RegexOptions.Multiline);
    }

    [Fact]
    public void AiDopStartup_DoesNotFireAndForgetDatabaseWork()
    {
        var code = StripComments(PluginStartupSource());
        Assert.DoesNotContain("Task.Run", code);
        Assert.DoesNotContain("Task.Factory.StartNew", code);
    }
}