def test_instantiation(self):
"""Test proper instantiation of object 'User()'"""
re = Review()
self.assertIsInstance(re, Review)
self.assertIsInstance(re.id, str)
self.assertIsInstance(re.created_at, datetime.datetime)
self.assertIsInstance(re.updated_at, datetime.datetime)
self.assertIsInstance(re.__class__, type)
re.size = "tall"
l1 = dir(re)
self.assertIn('size', l1)
self.assertEqual(re.__dict__['size'], 'tall')
re.size = 'tall'
l2 = dir(re)
self.assertIn('size', l2)
self.assertEqual(re.__dict__['size'], 'tall')
re.age = 28
l3 = dir(re)
self.assertIn('age', l3)
self.assertEqual(re.__dict__['age'], 28)
re.age = 28.5
l4 = dir(re)
self.assertIn('age', l4)
self.assertEqual(re.__dict__['age'], 28.5)
re.age = None
l5 = dir(re)
self.assertIn('age', l5)
self.assertEqual(re.__dict__['age'], None)
re_kw1 = Review(**{})
self.assertIsInstance(re_kw1, Review)
self.assertIsInstance(re_kw1.id, str)
self.assertIsInstance(re_kw1.created_at, datetime.datetime)
self.assertIsInstance(re_kw1.updated_at, datetime.datetime)
self.assertIsInstance(re_kw1.__class__, type)
re_kw2 = Review(**{"first_name": "John", "age": 25})
l6 = dir(re_kw2)
self.assertIn('first_name', l6)
self.assertIn('age', l6)
self.assertEqual(re_kw2.__dict__['first_name'], 'John')
self.assertEqual(re_kw2.__dict__['age'], 25)
def test_to_dict(self):
"""Test to_dict method"""
re = Review()
re.age = 28
re.size = "tall"
for k, v in re.__dict__.items():
if k != 'updated_at' and k != 'created_at':
self.assertIn(k, re.to_dict())
self.assertEqual(v, re.to_dict()[k])
self.assertEqual(re.to_dict()['__class__'], re.__class__.__name__)
self.assertEqual(re.to_dict()['updated_at'], re.updated_at.isoformat())
self.assertEqual(re.to_dict()['created_at'], re.created_at.isoformat())
self.assertEqual(re.to_dict()['age'], 28)
self.assertEqual(re.to_dict()['size'], 'tall')
self.assertIsInstance(re.to_dict(), dict)
