def test_can_eat(self):
self.assertFalse(self.species_1.can_eat())
self.assertTrue(self.species_4.can_eat())
fat_tissue = Species(4, 3, 4, ["fat-tissue"], 3)
self.assertTrue(fat_tissue.can_eat())
fat_tissue.fat_storage = 4
self.assertTrue(fat_tissue.can_eat())
fat_tissue.food = 4
self.assertFalse(fat_tissue.can_eat())
