def is_behind(self, other_entity):
if not isinstance(other_entity, AbstractEntity):
raise TypeError(
"is_behind() parameter other_entity={0} is not a subclass of AbstractEntity"
.format(other_entity))
origin = Point()
other = self.translation_to(other_entity)
return GeomMath.is_behind(other, origin)
def test_is_behind(self):
self.assertTrue(GeomMath.is_behind(self.behind, self.center))
self.assertFalse(GeomMath.is_behind(self.infront, self.center))