import json


def test_offline_simulation_runs_full_plumbing_without_accepting_fake_answers(tmp_path):
    from central.scripts.run_offline_ai_simulation import run_offline_ai_simulation

    report = run_offline_ai_simulation(tmp_path)
    assert report["status"] == "PASS_PLUMBING"
    assert report["gold"]["gate_opened"] is True
    assert [phase["phase"] for phase in report["phases"]] == ["GOLD", "SILVER", "NOISY"]
    assert report["external_calls"] == 0
    assert report["firebird_ai_writes"] == 0
    assert report["residual_plan"]["semantic_results_accepted"] is False
    saved = json.loads((tmp_path / "OFFLINE_AI_SIMULATION_V1.json").read_text(encoding="utf-8"))
    assert saved == report