def test_remove_missing_record(self):
database = BookDataBase(self.file)
book = Book("What", "Steven Law", 2000, "Thriller", 0.2, 3)
with open(self.file, 'w') as file:
file.write("What+Steven Maw+2000+Thriller+0.2+20\n")
file.write("Go+Steven Law+2000+Thriller+0.2+20\n")
with self.assertRaises(MissingBookError):
database.remove_record(book)
def test_remove_record(self):
database = BookDataBase(self.file)
book = Book("What", "Steven Law", 2000, "Thriller", 0.2, 3)
book1 = Book("What", "Steven Maw", 2000, "Thriller", 0.2, 20)
book2 = Book("Go", "Steven Law", 2000, "Thriller", 0.2, 20)
booklist = [book, book1, book2]
recordlist = [book.special_record() for book in booklist]
with open(self.file, 'w') as file:
file.write("What+Steven Law+2000+Thriller+0.2+3\n")
file.write("What+Steven Maw+2000+Thriller+0.2+20\n")
file.write("Go+Steven Law+2000+Thriller+0.2+20\n")
database.remove_record(book2)
del recordlist[2]
with open(self.file, 'r') as file:
records_after_removal = file.readlines()
self.assertEqual(recordlist, records_after_removal)
database.remove_record(book)
del recordlist[0]
with open(self.file, 'r') as file:
records_after_removal = file.readlines()
self.assertEqual(recordlist, records_after_removal)
os.remove(os.path.realpath(self.file))