from __future__ import annotations

import json
import subprocess
import sys
from pathlib import Path


def test_validate_dotnet_parity_contract_passes() -> None:
    root = Path(__file__).resolve().parents[2]
    proc = subprocess.run(
        [sys.executable, str(root / "tools" / "validate_dotnet_parity_contract_v1.py")],
        cwd=root,
        capture_output=True,
        text=True,
    )
    assert proc.returncode == 0, proc.stdout + proc.stderr
    payload = json.loads(proc.stdout)
    assert payload["gate"] == "PASS"
    assert payload["formula_id"] == "WBS_10_DOTNET_PARITY_CONTRACT_V1"


def test_validate_dotnet_parity_contract_reports_missing_target() -> None:
    root = Path(__file__).resolve().parents[2]
    temp = root / "Temp" / "test_wbs_10_parity_contract_bad.yaml"
    temp.write_text(
        "formula_id: WBS_10_DOTNET_PARITY_CONTRACT_V1\ngoal: Python reference와 .NET domain 결과를 데이터 기반 parity 계약으로 고정한다.\ntargets: []\n",
        encoding="utf-8",
    )
    proc = subprocess.run(
        [sys.executable, str(root / "tools" / "validate_dotnet_parity_contract_v1.py"), "--contract", str(temp)],
        cwd=root,
        capture_output=True,
        text=True,
    )
    assert proc.returncode != 0
    payload = json.loads(proc.stdout)
    assert payload["gate"] == "FAIL"
    assert "formula_engine_timing missing" in payload["missing"]
