def setup_added_books(cls):
        AddedBook.objects.create(id_user=cls.the_user1, id_book=Book.objects.get(book_name='Third Book'))
        AddedBook.objects.create(id_user=cls.the_user1, id_book=Book.objects.get(book_name='Sixth Book'))
        AddedBook.objects.create(id_user=cls.the_user1, id_book=Book.objects.get(book_name='Fourth Book'))
        AddedBook.objects.create(id_user=cls.the_user2, id_book=Book.objects.get(book_name='Third Book'))
        AddedBook.objects.create(id_user=cls.the_user2, id_book=Book.objects.get(book_name='Sixth Book'))
        AddedBook.objects.create(id_user=cls.the_user2, id_book=Book.objects.get(book_name='Second Book'))
        AddedBook.objects.create(id_user=cls.the_user5, id_book=Book.objects.get(book_name='Sixth Book'))
        AddedBook.objects.create(id_user=cls.the_user6, id_book=Book.objects.get(book_name='Sixth Book'))