class BookRepositoryTest(unittest.TestCase):
def setUp(self):
self.book_repository = BookRepository()
book = Book(1, "Title1", "Author1")
self.book_repository.add_book(book)
book = Book(2, "Title2", "Author2")
self.book_repository.add_book(book)
def test_book_repository_add_book(self):
book = Book(3, "Title3", "Author3")
self.book_repository.add_book(book)
books_list = self.book_repository.get_all_books()
book = books_list[-1]
assert (book.id == 3)
assert (book.title == "Title3")
assert (book.author == "Author3")
def test_book_repository_remove_book(self):
books_list = self.book_repository.get_all_books()
book = books_list[-1]
assert (book.id == 2)
self.book_repository.remove_book_by_index(1)
book = books_list[-1]
assert (book.id == 1)
def test_book_repository_update_book(self):
books_list = self.book_repository.get_all_books()
book = books_list[-1]
assert (book.id == 2)
new_book = Book(10, "New Title", "New Author")
self.book_repository.update_book(1, new_book)
book = books_list[-1]
assert (book.id == 10)
assert (book.title == "New Title")
assert (book.author == "New Author")
def test_book_repository_get_next_book_id(self):
assert (self.book_repository.get_next_book_id() == 1)
self.book_repository.increment_last_book_id()
assert (self.book_repository.get_next_book_id() == 3)
def test_book_repository_get_all_books(self):
books_list = self.book_repository.get_all_books()
assert len(books_list) == 2
def tearDown(self):
del self.book_repository
def add_book(self, book):
self.__read_all_from_file()
BookRepository.add_book(self, book)
self.__write_all_to_file()
def add_book(self, book):
self.__read_all_from_database()
BookRepository.add_book(self, book)
self.__add_to_database(book)
class RentalServiceTest(unittest.TestCase):
def setUp(self):
self.action_repository = ActionRepository()
self.book_repository = BookRepository()
self.client_repository = ClientRepository()
self.rental_repository = RentalRepository()
self.action_service = ActionService(self.action_repository, self.book_repository,
self.client_repository, self.rental_repository)
self.book_validator = BookValidator()
self.client_validator = ClientValidator()
self.rental_validator = RentalValidator()
self.rental_service = RentalService(self.action_service, self.book_repository, self.client_repository,
self.rental_repository, self.book_validator, self.client_validator,
self.rental_validator)
client = Client(1, "Name1")
self.client_repository.add_client(client)
client = Client(2, "Name2")
self.client_repository.add_client(client)
book = Book(1, "Title1", "Author1")
self.book_repository.add_book(book)
book = Book(2, "Title2", "Author2")
self.book_repository.add_book(book)
self.rental_service.add_rental(1, 1)
assert (len(self.rental_repository.get_all_rentals()) == 1)
def test_rental_service_add_rental(self):
self.rental_service.add_rental(2, 2)
assert (len(self.rental_repository.get_all_rentals()) == 2)
self.assertRaises(RepoError, self.rental_service.add_rental, 1, 1)
self.assertRaises(RepoError, self.rental_service.add_rental, 1, 5)
self.assertRaises(RepoError, self.rental_service.add_rental, 5, 1)
self.action_service.undo()
assert (len(self.rental_repository.get_all_rentals()) == 1)
self.action_service.redo()
assert (len(self.rental_repository.get_all_rentals()) == 2)
def test_rental_service_return_rental_by_id(self):
self.rental_service.return_rental_by_id(1)
assert (len(self.rental_repository.get_all_rentals()) == 1)
assert self.rental_repository.get_all_rentals()[-1].returned_date == date.today()
self.assertRaises(ValidError, self.rental_service.return_rental_by_id, "k")
self.assertRaises(RepoError, self.rental_service.return_rental_by_id, 5)
self.action_service.undo()
assert self.rental_repository.get_all_rentals()[-1].returned_date is None
self.action_service.redo()
assert self.rental_repository.get_all_rentals()[-1].returned_date == date.today()
def test_rental_service_return_rental_by_book_id(self):
self.rental_service.return_rental_by_book_id(1)
assert (len(self.rental_repository.get_all_rentals()) == 1)
assert self.rental_repository.get_all_rentals()[-1].returned_date == date.today()
self.assertRaises(RepoError, self.rental_service.return_rental_by_book_id, 5)
self.assertRaises(RepoError, self.rental_service.return_rental_by_book_id, 1)
self.action_service.undo()
assert self.rental_repository.get_all_rentals()[-1].returned_date is None
self.action_service.redo()
assert self.rental_repository.get_all_rentals()[-1].returned_date == date.today()
def test_rental_service_remove_rental_by_book_id(self):
assert (len(self.rental_repository.get_all_rentals()) == 1)
self.rental_service.remove_rental_by_book_id(1)
assert (len(self.rental_repository.get_all_rentals()) == 0)
self.action_service.undo()
assert (len(self.rental_repository.get_all_rentals()) == 0)
self.action_service.redo()
def test_rental_service_remove_rental_by_client_id(self):
self.rental_service.add_rental(2, 1)
assert (len(self.rental_repository.get_all_rentals()) == 2)
self.rental_service.remove_rental_by_client_id(1)
assert (len(self.rental_repository.get_all_rentals()) == 0)
assert self.rental_service.remove_rental_by_client_id(1) is None
self.action_service.undo()
assert (len(self.rental_repository.get_all_rentals()) == 1)
self.action_service.redo()
assert (len(self.rental_repository.get_all_rentals()) == 0)
def test_rental_service_get_client_active_rentals(self):
self.rental_service.add_rental(2, 1)
assert (len(self.rental_repository.get_all_rentals()) == 2)
rentals_list = self.rental_service.get_client_active_rentals(1)
assert (len(rentals_list) == 2)
def test_rental_service_get_book_rental_status(self):
assert self.rental_service.get_book_rental_status(1) == 1
assert self.rental_service.get_book_rental_status(5) is None
def test_rental_service_get_statistics_for_most_active_clients(self):
self.rental_service.add_rental(2, 1)
assert (len(self.rental_repository.get_all_rentals()) == 2)
rentals_list = self.rental_service.get_statistics_for_most_active_clients()
assert rentals_list[-1]["ID"] == 1
def test_rental_service_get_statistics_for_most_rented_books(self):
self.rental_service.return_rental_by_id(1)
self.rental_service.add_rental(1, 1)
self.rental_service.add_rental(2, 2)
assert (len(self.rental_repository.get_all_rentals()) == 3)
rentals_list = self.rental_service.get_statistics_for_most_rented_books()
most_rented_book = rentals_list[0]
assert most_rented_book["Title"] == "Title1"
assert most_rented_book["Author"] == "Author1"
assert most_rented_book["Rental amount"] == 2
def test_rental_service_get_book_by_book_id(self):
book = self.rental_service.get_book_by_book_id(1)
assert isinstance(book, Book)
assert book.id == 1
assert self.rental_service.get_book_by_book_id(10) is None
def test_rental_service_get_most_rented_author(self):
self.rental_service.add_rental(2, 2)
self.rental_service.return_rental_by_id(1)
self.rental_service.add_rental(1, 1)
book = Book(5, "New Title Book", "Author1")
self.book_repository.add_book(book)
self.rental_service.add_rental(5, 1)
author = self.rental_service.get_most_rented_author()
assert author["Name"] == "Author1"
books_list = self.rental_service.get_list_of_books_of_most_rented_author(author)
assert len(books_list) == 2
def tearDown(self):
del self.book_repository
del self.client_repository
del self.rental_repository
del self.book_validator
del self.client_validator
del self.rental_validator
del self.rental_service