test_models.py 文件源码

def test_radius_for_polygon(self):
        """
        Test case for a polygon.
        """
        polygon = Location.objects.get(pk=4)
        actual = polygon.radius_km
        point = shapes.reverse_coordinate_order(polygon.geom.centroid)
        expected = vincenty(point, (8, 0)).kilometers
        self.assertTrue(actual, expected)