def test_save_model(self):
""" tests to see if the return type of save is a string """
dog = FileStorage()
dog.save()
self.assertIsInstance(dog.to_dict()['created_at'], str)
self.assertIsInstance(dog.to_dict()['updated_at'], str)
self.assertNotEqual(old_updated, dog.updated_at)
d = dog.to_dict()
self.assertEqual(type(d), dict)
self.assertEqual(d['__class__'], "BaseModel")
self.assertEqual(d['created_at'], dog.created_at.isoformat())
self.assertEqual(d['updated_at'], dog.updated_at.isoformat())
self.assertEqual(d['id'], dog.id)
def to_dict(self):
base = FileStorage()
self.assertEqual(type(base.to_dict()), dict)