#if KV_EXIT_REGRESSION
namespace game
{
    // Boundary double for the actual QuitAct. Real UserService is verified by the Unity service host.
    public class PlayFabUserService : IUserService
    {
        internal int Revocations,Logouts;
        internal readonly TaskCompletionSource<bool> Observing=new(TaskCreationOptions.RunContinuationsAsynchronously);
        internal readonly TaskCompletionSource<bool> Observed=new(TaskCreationOptions.RunContinuationsAsynchronously);
        public void Logout() { Logouts++; }
        internal Task CloseKVForValidationAsync() { Revocations++; return Task.CompletedTask; }
        internal Task ObserveKVQuitAsync() { Observing.TrySetResult(true); return Observed.Task; }
    }
}
static class ControlledExitProbe
{
    [System.Runtime.CompilerServices.ModuleInitializer]
    internal static void Run()
    {
        foreach(bool logout in new[]{true,false})
        {
            GameCore.Timer.Reset();
            var user=new game.PlayFabUserService(); var hub=new Hub(); var ads=new Ads();
            var act=new game.QuitAct { userService=user,rtService=hub,config=new Config(),adsService=ads,soundMgr=new SoundMgr() };
            game.QuitStage.Logout=logout;
            // Module initialization cannot block on code executing in the same module on another thread.
            // Complete the boundary doubles up front; the historical async Hub cases still run unchanged.
            hub.Gate.TrySetResult(true); user.Observed.TrySetResult(true);
            var task=act.StartAsync(); task.GetAwaiter().GetResult();
            if(user.Revocations!=1 || user.Logouts!=(logout ? 1 : 0) || !user.Observing.Task.IsCompleted) throw new Exception("KV exit boundary was skipped.");
            if(!ads.Released || GameCore.Timer.Destroyed!=1) throw new Exception("Scene exit must continue after observation.");
            Console.WriteLine("PASS actual QuitAct controlled revoke / Hub / bounded-observer boundary, logout="+logout);
        }
    }
}
#endif