import unittest

from src.location import extract_coordinates_from_text, parse_lat_lon


class LocationTests(unittest.TestCase):
    def test_parse_plain_lat_lon(self):
        self.assertEqual(parse_lat_lon("21.002, 70.245"), (21.002, 70.245))

    def test_extract_google_maps_at_coordinates(self):
        text = "https://www.google.com/maps/@21.12345,70.54321,16z"
        self.assertEqual(extract_coordinates_from_text(text), (21.12345, 70.54321))

    def test_extract_google_maps_query_coordinates(self):
        text = "https://maps.google.com/?q=21.12345,70.54321"
        self.assertEqual(extract_coordinates_from_text(text), (21.12345, 70.54321))

    def test_invalid_coordinates_return_none(self):
        self.assertIsNone(parse_lat_lon("not a coordinate"))


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