"""C-1 후속 — facets 집계 + version_status decorate 순수 로직 테스트.

version_status 의 실제 legal_meta 조회는 GPU 라이브(법령 검색)로 검증 — 여기선 facets 분포
계약 + decorate 의 law 무결과 skip 경로(DB 미접촉)만.
"""

import asyncio
import sys
from pathlib import Path

sys.path.insert(0, str(Path(__file__).parent.parent / "app"))

from services.search.result_decorate import (  # noqa: E402
    compute_facets,
    decorate_version_status,
)


class _R:
    """SearchResult 흉내 — 분류 축 속성만."""

    def __init__(self, material_type=None, jurisdiction=None, version_status=None, id=1):
        self.material_type = material_type
        self.jurisdiction = jurisdiction
        self.version_status = version_status
        self.id = id


def test_compute_facets_distribution():
    results = [
        _R("law", "KR", "current"),
        _R("law", "KR", "superseded"),
        _R("incident", "KR", None),
        _R("paper", None, None),
    ]
    f = compute_facets(results)
    assert f["material_type"] == {"law": 2, "incident": 1, "paper": 1}
    assert f["jurisdiction"] == {"KR": 3}                  # paper jurisdiction None 제외
    assert f["version_status"] == {"current": 1, "superseded": 1}  # None 제외


def test_compute_facets_empty_and_all_none():
    assert compute_facets([]) == {}
    assert compute_facets([_R(), _R()]) == {}              # 모든 축 None → 빈 축 미포함


def test_compute_facets_excludes_empty_axes():
    f = compute_facets([_R(jurisdiction="US"), _R(jurisdiction="EU")])
    assert f == {"jurisdiction": {"US": 1, "EU": 1}}
    assert "material_type" not in f


def test_decorate_version_status_skips_without_law():
    # law 결과 없으면 legal_meta 조회 skip → session 미사용(None 으로도 무오류)
    results = [_R("incident", "KR"), _R("paper")]
    asyncio.run(decorate_version_status(None, results))
    assert all(r.version_status is None for r in results)