def testCreateBook(self):
'''
Function that checks whether a book object is created correctly or not
input:-
preconditions:-
output:-
postconditions: If a book object is incorrectly created, an error will appera
'''
book = Book(3, "Fancy name", "Fancy description", "Fancy author name")
self.assertEqual(book._Book__getId(), 3)
self.assertEqual(book._Book__getTitle(), "Fancy name")
self.assertEqual(book._Book__getDescription(), "Fancy description")
self.assertEqual(book._Book__getAuthor(), "Fancy author name")
book._Book__setId(5)
self.assertEqual(book._Book__getId(), 5)
book._Book__setTitle("New title")
self.assertEqual(book._Book__getTitle(), "New title")
book._Book__setDescription("New description")
self.assertEqual(book._Book__getDescription(), "New description")
book._Book__setAuthor("New author")
self.assertEqual(book._Book__getAuthor(), "New author")
def testUpdateBook(self):
'''
Function that checks whether a book is updated correctly or not, without risking to create duplicates
input:-
preconditions:-
output:-
postconditions: If the update of a book is incorrectly implemented, an error will appear
'''
mylist = []
book1 = Book(3, "Love", "Amazing", "Doctor Love")
book2 = Book(2, "Curtains", "A complete guide to curtains",
"Senor Draperie")
book1._Book__addBook(mylist)
book2._Book__addBook(mylist)
book1._Book__updateBook(3, 1, "A", "B", "C", mylist)
self.assertEqual(book1._Book__getId(), 1)
self.assertEqual(book1._Book__getTitle(), "A")
self.assertEqual(book1._Book__getDescription(), "B")
self.assertEqual(book1._Book__getAuthor(), "C")