"""按有效角色查用户：空入参行为（不依赖 DB）。"""
from app.services.web_auth_roles import (
    list_user_ids_with_any_effective_role_ids,
    list_user_ids_with_effective_role_name,
)


class _DummySession:
    def query(self, *args, **kwargs):  # pragma: no cover
        raise AssertionError("空入参不应访问数据库")


def test_list_by_role_name_empty_inputs():
    db = _DummySession()
    assert list_user_ids_with_effective_role_name(db, tenant_no="", role_name="实验专员") == set()
    assert list_user_ids_with_effective_role_name(db, tenant_no="zkxw", role_name="") == set()
    assert list_user_ids_with_effective_role_name(
        db, tenant_no="zkxw", role_name="实验专员", candidate_user_ids=[]
    ) == set()


def test_list_by_role_ids_empty_inputs():
    db = _DummySession()
    assert list_user_ids_with_any_effective_role_ids(db, tenant_no="zkxw", role_ids=[]) == []
    assert list_user_ids_with_any_effective_role_ids(db, tenant_no="", role_ids=["r1"]) == []
    assert (
        list_user_ids_with_any_effective_role_ids(
            db, tenant_no="zkxw", role_ids=["r1"], candidate_user_ids=[]
        )
        == []
    )