def test_remove_drink_using_copy(self):
"""
Test removing a drink from the database using a copy of the drink.
"""
drink = self._create_random_drink()
self.assertNotIn(drink, self.db, "New drink should be unique")
self.db.add(drink)
self.assertIn(drink, self.db, "New drink should be added")
copy = Drink()
copy.id = drink.id
self.db.remove(copy)
self.assertNotIn(drink, self.db, "Drink should no longer be present")
