openerp/addons/test_inherit/tests/test_inherit.py

   1 # -*- coding: utf-8 -*-
   2 from openerp.tests import common
   3
   4 class test_inherits(common.TransactionCase):
   5
   6     def test_access_from_child_to_parent_model(self):
   7         """ check whether added field in model is accessible from children models (_inherits) """
   8         # This test checks if the new added column of a parent model
   9         # is accessible from the child model. This test has been written
  10         # to verify the purpose of the inheritance computing of the class
  11         # in the openerp.osv.orm._build_model.
  12         mother = self.env['test.inherit.mother']
  13         daughter = self.env['test.inherit.daughter']
  14
  15         self.assertIn('field_in_mother', mother._fields)
  16         self.assertIn('field_in_mother', daughter._fields)
  17
  18     def test_field_extension(self):
  19         """ check the extension of a field in an inherited model """
  20         mother = self.env['test.inherit.mother']
  21         daughter = self.env['test.inherit.daughter']
  22
  23         # the field mother.name must have required=True and "Bar" as default
  24         field = mother._fields['name']
  25         self.assertTrue(field.required)
  26         self.assertEqual(field.default(mother), "Bar")
  27         self.assertEqual(mother._defaults.get('name'), "Bar")
  28         self.assertEqual(mother.default_get(['name']), {'name': "Bar"})
  29
  30         # the field daughter.name must have required=False and "Baz" as default
  31         field = daughter._fields['name']
  32         self.assertFalse(field.required)
  33         self.assertEqual(field.default(mother), "Baz")
  34         self.assertEqual(daughter._defaults.get('name'), "Baz")
  35         self.assertEqual(daughter.default_get(['name']), {'name': "Baz"})
  36
  37         # the field daughter.template_id should have
  38         # comodel_name='test.inherit.mother', string='Template', required=True
  39         field = daughter._fields['template_id']
  40         self.assertEqual(field.comodel_name, 'test.inherit.mother')
  41         self.assertEqual(field.string, "Template")
  42         self.assertTrue(field.required)
  43
  44     def test_depends_extension(self):
  45         """ check that @depends on overridden compute methods extends dependencies """
  46         mother = self.env['test.inherit.mother']
  47         field = mother._fields['surname']
  48
  49         # the field dependencies are added
  50         self.assertItemsEqual(field.depends, ['name', 'field_in_mother'])
  51
  52     def test_selection_extension(self):
  53         """ check that attribute selection_add=... extends selection on fields. """
  54         mother = self.env['test.inherit.mother']
  55
  56         # the extra values are added, both in the field and the column
  57         self.assertEqual(mother._fields['state'].selection,
  58                          [('a', 'A'), ('b', 'B'), ('c', 'C'), ('d', 'D')])
  59         self.assertEqual(mother._columns['state'].selection,
  60                          [('a', 'A'), ('b', 'B'), ('c', 'C'), ('d', 'D')])
  61
  62
  63 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: