#ifdef WORKBENCH
// Inject continuous horn demand into two fixture-owned AI drivers, then observe
// the actual production OnApplyControls chain. No human input is generated.
class ERR_HornFixtureDriver
{
 IEntity Driver;
 Vehicle Car;
 SCR_AIGroup Group;
 int Started = -1;
 int Allowed;
 int Blocked;
 int Violations;
}
class ERR_HornFixture
{
 static ref array<ref ERR_HornFixtureDriver> Drivers = {};
 static ERR_HornFixtureDriver Find(IEntity actor)
 {
  foreach (ERR_HornFixtureDriver driver : Drivers) if (driver.Driver == actor) return driver;
  return null;
 }
}
modded class SCR_CharacterControllerComponent
{
 protected override void OnApplyControls(IEntity owner, float timeSlice)
 {
  ERR_HornFixtureDriver fixture = ERR_HornFixture.Find(owner);
  CharacterInputContext input = GetInputContext();
  bool seated = fixture && CompartmentAccessComponent.GetVehicleIn(owner) == fixture.Car;
  if (seated && input) input.SetVehicleHorn(1);
  super.OnApplyControls(owner, timeSlice);
  if (!seated || !input) return;
  int now = System.GetTickCount();
  if (fixture.Started < 0) fixture.Started = now;
  int elapsed = now - fixture.Started;
  bool sounding = input.GetVehicleHorn() != 0;
  if (sounding) fixture.Allowed++; else fixture.Blocked++;
  if (sounding && elapsed >= 600 && elapsed < 29900) fixture.Violations++;
 }
}
modded class ERR_GameMode
{
 protected bool m_ERRHornSpawned;
 protected int m_ERRHornDeadline;
 protected override void EOnInit(IEntity owner)
 {
  super.EOnInit(owner);
  if (Replication.IsServer() && !SCR_Global.IsEditMode()) GetGame().GetCallqueue().CallLater(ERR_HornTest, 500, true);
 }
 protected void ERR_HornTest()
 {
  if (!Active()) return;
  SCR_PlayerController player = SCR_PlayerController.Cast(GetGame().GetPlayerController());
  if (!player || !player.GetControlledEntity()) return;
  if (!m_ERRHornSpawned)
  {
   m_ERRHornSpawned = true; m_ERRHornDeadline = System.GetTickCount() + 60000;
   for (int i = 0; i < 2; i++)
   {
    ERR_HornFixtureDriver driver = new ERR_HornFixtureDriver();
    vector position = ERR_Actors.Ground(player.GetControlledEntity().GetOrigin() + Vector(30 + i * 15, 0, 0));
    ResourceName prefab = ERR_CivilianTraffic.CarPrefab(0);
    if (i == 1) prefab = ERR_ConvoyResources.VehiclePrefab(0);
    driver.Car = Vehicle.Cast(ERR_Actors.Spawn(prefab, position));
    driver.Group = SCR_AIGroup.Cast(ERR_Actors.Spawn(ERR_ConvoyResources.GroupPrefab(), position));
    if (!driver.Car || !driver.Group) { Print("ERR SMOKE FAIL: horn vehicle/group creation", LogLevel.ERROR); return; }
    driver.Group.SetPermanentLOD(0); driver.Group.ActivateAI();
    ERR_HornFixture.Drivers.Insert(driver);
   }
   return;
  }
  bool ready = true;
  foreach (ERR_HornFixtureDriver driver : ERR_HornFixture.Drivers)
  {
   // Vehicle compartments are registered asynchronously after spawning.
   if (!driver.Driver)
   {
    BaseVehicleControllerComponent controls = BaseVehicleControllerComponent.Cast(driver.Car.FindComponent(BaseVehicleControllerComponent));
    if (controls && controls.GetPilotCompartmentSlot())
    {
     AIGroup group = driver.Group;
     driver.Driver = controls.GetPilotCompartmentSlot().SpawnCharacterInCompartment(ERR_CivilianTraffic.DriverPrefab(), group, ERR_ConvoyResources.GroupPrefab());
    }
   }
   array<AIAgent> agents = {}; driver.Group.GetAgents(agents);
   foreach (AIAgent agent : agents) { agent.SetPermanentLOD(0); agent.ActivateAI(); }
   if (driver.Started < 0 || System.GetTickCount() - driver.Started < 32000) ready = false;
  }
  if (!ready && System.GetTickCount() < m_ERRHornDeadline) return;
  GetGame().GetCallqueue().Remove(ERR_HornTest);
  foreach (ERR_HornFixtureDriver driver : ERR_HornFixture.Drivers)
  {
   PrintFormat("ERR HORN RESULT: prefab=%1 allowedFrames=%2 blockedFrames=%3 violations=%4", driver.Car.GetPrefabData().GetPrefabName(), driver.Allowed, driver.Blocked, driver.Violations);
   if (!ready || driver.Allowed == 0 || driver.Blocked == 0 || driver.Violations != 0) { Print("ERR SMOKE FAIL: native AI horn limit", LogLevel.ERROR); return; }
   Print("ERR SMOKE PASS: native AI driver continuous horn demand bounded with cooldown");
  }
  ERR_HornFixture.Drivers.Clear();
  Print("ERR SMOKE COMPLETE: native UAZ and civilian AI horn input limits");
 }
}
#endif