import pytest
from pydantic import ValidationError

from zhixing_server.bootstrap.config import Settings


def test_market_data_workers_default_to_eight(monkeypatch: pytest.MonkeyPatch) -> None:
    monkeypatch.delenv("ZHIXING_MARKET_DATA_MAX_WORKERS", raising=False)
    settings = Settings()

    assert settings.market_data_max_workers == 8


def test_market_data_workers_must_be_positive() -> None:
    with pytest.raises(ValidationError):
        Settings(market_data_max_workers=0)