tests/gis_tests/geos_tests/test_coordseq.py


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from django.contrib.gis.geos import LineString
from django.test import SimpleTestCase


class GEOSCoordSeqTest(SimpleTestCase):

    def test_getitem(self):
        coord_seq = LineString([(x, x) for x in range(2)]).coord_seq
        for i in (0, 1):
            with self.subTest(i):
                self.assertEqual(coord_seq[i], (i, i))
        for i in (-3, 10):
            msg = 'invalid GEOS Geometry index: %s' % i
            with self.subTest(i):
                with self.assertRaisesMessage(IndexError, msg):
                    coord_seq[i]