def test_add_raises_duplicated_id_exception(self):
item = Item(1, "chair", "made of wood", 23, "room")
self.repository.add(item)
self.assertTrue(self.repository.exists(1))
item_one = Item(1, "table", "made of steel", 34, "roof")
self.repository.add(item_one)
self.assertEqual(item, self.repository.find_by_id(1))
def setUp(self) -> None:
self.repository = ItemRepository()
self.remover = ItemRemover(self.repository, ItemValidator(self.repository))
item = Item(1, "chair", "made of wood", 23, "room")
self.repository.add(item)
item_one = Item(2, "chair", "made of wood", 23, "room")
self.repository.add(item_one)
def validate(self, item: Item):
if not isinstance(item.get_id(), int):
raise InvalidItemException("ID '{}' is not int".format(
item.get_id()))
if not isinstance(item.get_price(), int):
raise InvalidItemException("name '{}' is not int".format(
item.get_price()))
if item.get_description() == "":
raise InvalidItemException("Description must not be null")
if item.get_name() == "":
raise InvalidItemException("Name must not be null")
def test_items_with_same_data_different_id_not_equal(self):
item_one = Item(1, "chair", "made of wood", 23, "room")
item_two = Item(2, "chair", "made of wood", 23, "room")
self.assertNotEqual(item_one, item_two)
def test_equal(self):
item_one = Item(1, "chair", "made of wood", 23, "room")
item_two = Item(1, "chair", "made of wood", 23, "room")
self.assertEqual(item_one, item_two)
def test_validate_id_raises_exception(self):
item = Item("a", "chair", "made", 23, "home")
validator = ItemValidator(ItemRepository())
self.assertRaises(InvalidItemException,
lambda: validator.validate(item))
def test_validate_name_not_null(self):
item = Item(1, "", "made", 23, "home")
validator = ItemValidator(ItemRepository())
self.assertRaises(InvalidItemException,
lambda: validator.validate(item))
def test_validate_price_raises_exception(self):
item_one = Item(1, "chair", "made of wood", "c", "room")
validator = ItemValidator(ItemRepository())
self.assertRaises(InvalidItemException,
lambda: validator.validate(item_one))
def add(self, item: Item):
if not self.exists(item.get_id()):
self.__items[item.get_id()] = item