def test_wall(self):
error_msg = 'WallAnt isn\'t parameterized quite right'
self.assertIs(4, ants.WallAnt().armor, error_msg)
self.assertIs(4, ants.WallAnt.food_cost, error_msg)
def test_wall(self):
error_msg = "WallAnt isn't parameterized quite right"
self.assertEqual(4, ants.WallAnt().armor, error_msg)
self.assertEqual(4, ants.WallAnt.food_cost, error_msg)
