Technical requirements

In this chapter, we will look at all of the test cases in detail. In order to cover all of the test cases in a single module, we have created a small module. Its Python definition is as follows:

class LibraryBook(models.Model):
    _name = 'library.book'
    name = fields.Char('Title', required=True)
    date_release = fields.Date('Release Date')
    author_ids = fields.Many2many('res.partner', string='Authors')
    state = fields.Selection(
        [('draft', 'Not Available'),
         ('available', 'Available'),
         ('lost', 'Lost')],
        'State', default="draft...