"""Golden нормализатора на реальных ответах ИС (D-8).

`../fixtures/ocr/<name>.json` → `../fixtures/ocr/expected_normalize/<name>.json`.
Обновление эталонов — `make golden-update` (не автоматически)."""

import json
from pathlib import Path

import pytest

from arm_statements import default_rules
from src.contract import ResultStatus
from src.normalizer import OcrNormalizer
from tests.golden_update import (
    GOLDEN_DIR,
    GOLDEN_VERSION,
    REAL_FIXTURES,
    full_payload,
    golden_cases,
    outcome_to_json,
    real_set,
)
from tests.unit.test_contract import VALIDATORS

API_DIR = Path(__file__).resolve().parents[3]
RULES = default_rules()
pytestmark = pytest.mark.fixtures


def _cases() -> list[str]:
    return golden_cases() if REAL_FIXTURES.is_dir() else []


@pytest.mark.parametrize("name", _cases() or ["<нет fixtures>"])
def test_matches_golden(name: str) -> None:
    if not REAL_FIXTURES.is_dir():
        pytest.skip("fixtures недоступен: положите репозиторий fixtures рядом с workspace")
    expected_path = GOLDEN_DIR / f"{name}.json"
    assert expected_path.is_file(), f"нет эталона {expected_path}: выполните make golden-update и проверьте diff"
    expected = json.loads(expected_path.read_text(encoding="utf-8"))
    outcome = OcrNormalizer(RULES, version=GOLDEN_VERSION).normalize(real_set(name))
    if outcome.status is not ResultStatus.ERROR:
        VALIDATORS["result"].validate(full_payload(outcome))
    actual = outcome_to_json(outcome)
    assert actual == expected, f"эталон {name} разошёлся: make golden-update и git diff в fixtures"