[FIX] models: check constraints on computed stored fields

closes odoo/odoo#36008

Signed-off-by: Raphael Collet (rco) <rco@openerp.com>

odoo/addons/base/models/ir_ui_view.py

@@ -376,6 +376,8 @@ actual arch.
         # Any exception raised below will cause a transaction rollback.
         self = self.with_context(check_field_names=True)
         for view in self:
+            if not view.arch:
+                continue
             view_arch = etree.fromstring(view.arch.encode('utf-8'))
             view._valid_inheritance(view_arch)
             view_def = view.read_combined(['arch'])

odoo/addons/test_new_api/models.py

@@ -148,6 +148,13 @@ class Message(models.Model):
             message.name = self._context.get('compute_name',
                 "[%s] %s" % (message.discussion.name or '', message.author.name or ''))
 
+    @api.constrains('name')
+    def _check_name(self):
+        # dummy constraint to check on computed field
+        for message in self:
+            if message.name.startswith("[X]"):
+                raise ValidationError("No way!")
+
     @api.depends('author.name', 'discussion.name', 'body')
     def _compute_display_name(self):
         for message in self:

odoo/addons/test_new_api/tests/test_new_fields.py

@@ -8,7 +8,7 @@ from PIL import Image
 import psycopg2
 
 from odoo import fields
-from odoo.exceptions import AccessError, UserError
+from odoo.exceptions import AccessError, UserError, ValidationError
 from odoo.tests import common
 from odoo.tools import mute_logger, float_repr
 from odoo.tools.date_utils import add, subtract, start_of, end_of
@@ -439,7 +439,7 @@ class TestFields(common.TransactionCase):
         # remove oneself from discussion participants: we can no longer create
         # messages in discussion
         discussion.participants -= self.env.user
-        with self.assertRaises(Exception):
+        with self.assertRaises(ValidationError):
             self.env['test_new_api.message'].create({'discussion': discussion.id, 'body': 'Whatever'})
 
         # make sure that assertRaises() does not leave fields to recompute
@@ -450,6 +450,12 @@ class TestFields(common.TransactionCase):
         discussion.participants += self.env.user
         self.env['test_new_api.message'].create({'discussion': discussion.id, 'body': 'Whatever'})
 
+        # check constraint on recomputed field
+        self.assertTrue(discussion.messages)
+        with self.assertRaises(ValidationError):
+            discussion.name = "X"
+            discussion.flush()
+
     def test_20_float(self):
         """ test rounding of float fields """
         record = self.env['test_new_api.mixed'].create({})

odoo/models.py

@@ -3708,6 +3708,11 @@ Fields:
         else:
             field.compute(self)
 
+        if field.store and any(self._ids):
+            # check constraints of the fields that have been computed
+            fnames = [f.name for f in self._field_computed[field]]
+            self.filtered('id')._validate_fields(fnames)
+
     def _parent_store_create(self):
         """ Set the parent_path field on ``self`` after its creation. """
         if not self._parent_store: