"""A 模块（平台基础与企业治理）第 1 周：鉴权与权限码基础测试。

不需要数据库连接，可直接运行：
    cd backend && python -m pytest tests/test_auth_service.py -q
"""
from app.db.platform_store import ALL_PERMISSIONS
from app.modules.auth.service import create_access_token, decode_access_token


def test_token_roundtrip():
    token = create_access_token("u_abc")
    assert decode_access_token(token) == "u_abc"


def test_decode_invalid_token_returns_none():
    assert decode_access_token("not.a.valid.token") is None


def test_permission_codes_present():
    for code in ("dashboard", "fine-tune", "model-manage", "user-settings", "logs"):
        assert code in ALL_PERMISSIONS
    assert len(ALL_PERMISSIONS) >= 12