from django.test import SimpleTestCase

from apps.epic.utils import _planet_house


class PlanetHouseFallbackTest(SimpleTestCase):
    def test_returns_1_when_no_cusp_matches(self):
        # Pathological cusps list: all 12 cusps identical (zero-width arcs).
        # No range has start < end, and the wrap-around condition is also
        # never satisfied, so the loop exhausts without returning — hitting
        # the fallback `return 1`.
        cusps = [0.0] * 12
        self.assertEqual(_planet_house(180.0, cusps), 1)