[FIX] core: writing on one2many field on new record

When using command "6" (SET), the one2many field's inverse was not
assigned on the lines.

closes odoo/odoo#65656

X-original-commit: 330b885c4fd8570429d1cc4b59db1be00c26507b
Signed-off-by: Raphael Collet (rco) <rco@openerp.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/odoo/addons/test_new_api/tests/test_new_fields.py b/odoo/addons/test_new_api/tests/test_new_fields.py
index 652ae349ae0..c8956245aa6 100644
--- a/odoo/addons/test_new_api/tests/test_new_fields.py
+++ b/odoo/addons/test_new_api/tests/test_new_fields.py
@@ -1690,6 +1690,13 @@ class TestFields(TransactionCaseWithUserDemo):
         self.assertFalse(new_move.line_ids.id)
         self.assertEqual(new_move.line_ids.quantity, 2)
 
+        # assign line to new move without origin
+        new_move = move.new()
+        new_move.line_ids = line
+        self.assertFalse(new_move.line_ids.id)
+        self.assertEqual(new_move.line_ids._origin, line)
+        self.assertEqual(new_move.line_ids.move_id, new_move)
+
     @mute_logger('odoo.addons.base.models.ir_model')
     def test_41_new_related(self):
         """ test the behavior of related fields starting on new records. """