"""Execute the production coordinate policy; native probe checks marker storage."""
from policy_harness import ROOT, body, run
source=ROOT/'addons/core/Scripts/Game/ERR/00_Core/ERR_DiscoveryMap.c'
policy=body(source,'static int Coordinate(').replace('Math.Round','std::round').replace('Math.Floor','std::floor')
run('''#include <cassert>
#include <cmath>
'''+policy+'''
int main(){
 assert(Coordinate(6123.25f,1)==6250);
 assert(Coordinate(7345.75f,1)==7250);
 assert(Coordinate(6123.25f,2)==6123);
 assert(Coordinate(7345.75f,2)==7346);
 // Cell boundaries, negative world coordinates and deterministic repetition.
 assert(Coordinate(0,1)==250 && Coordinate(499.99f,1)==250);
 assert(Coordinate(500,1)==750 && Coordinate(-0.01f,1)==-250);
 assert(Coordinate(-500,1)==-250 && Coordinate(-500.01f,1)==-750);
 for(int i=-20000;i<=20000;i++){
  const float actual=i+0.25f;
  const int rough=Coordinate(actual,1);
  assert(std::abs(actual-rough)<=250);
  assert(rough==Coordinate(actual,1));
  assert(Coordinate(rough-249.9f,1)==rough);
  assert(Coordinate(rough+249.9f,1)==rough);
  assert(std::abs(actual-Coordinate(actual,2))<=0.5f);
 }
}
''')
print('PASS: actual discovery coordinates disclose stable 500m cell center until identified, then exact point, including negative/boundary coordinates')