"""Start-Zeitfenster."""

import unittest
from datetime import datetime
from zoneinfo import ZoneInfo

from grotti.time_window import allowed_now


class TimeWindowTests(unittest.TestCase):
    def test_overnight_window(self):
        window = {"allowed": [{"from": "22:00", "to": "06:00"}]}
        inside = datetime(2026, 10, 18, 23, 0, tzinfo=ZoneInfo("Europe/Berlin"))
        outside = datetime(2026, 10, 18, 12, 0, tzinfo=ZoneInfo("Europe/Berlin"))
        self.assertTrue(allowed_now(window, now=inside))
        self.assertFalse(allowed_now(window, now=outside))

    def test_empty_allows_always(self):
        self.assertTrue(allowed_now({}))
        self.assertTrue(allowed_now(None))


if __name__ == "__main__":
    unittest.main()