import asyncio

from modelforge_api.services.hardware_polling import HardwarePollingService
from modelforge_api.settings import Settings


def test_polling_collects_once_and_stops_cleanly(monkeypatch) -> None:
    polling = HardwarePollingService(Settings(hardware_poll_interval_seconds=5))
    calls = 0

    def refresh_once() -> None:
        nonlocal calls
        calls += 1
        polling.stop()

    monkeypatch.setattr(polling, "_refresh_once", refresh_once)
    asyncio.run(polling.run())
    assert calls == 1