[FIX] stock_move_backdating: update date backdating when stock is backdate only

Author: Saran440

stock_move_backdating/models/stock_picking.py

@@ -47,7 +47,13 @@ def _backdating_update_stock_valuation_layers_date(self):
 
     def _action_done(self):
         result = super()._action_done()
-        for picking in self:
+
+        pickings_backdate = self.filtered_domain([
+            '|',
+            ('date_backdating', '!=', False),
+            ('move_ids.move_line_ids.date_backdating', '!=', False),
+        ])
+        for picking in pickings_backdate:
             picking._backdating_update_picking_date()
             picking._backdating_update_stock_valuation_layers_date()
         return result

stock_move_backdating/tests/test_picking.py

@@ -5,27 +5,28 @@
 
 
 from .common import TestCommon
+from odoo.exceptions import ValidationError, UserError
 
 
 class TestPicking(TestCommon):
-    # def test_date_backdating_yesterday(self):
-    #     date_backdating = self._get_datetime_backdating(1)
-    #     self._transfer_picking_with_dates(date_backdating)
-
-    # def test_date_backdating_last_month(self):
-    #     date_backdating = self._get_datetime_backdating(31)
-    #     self._transfer_picking_with_dates(date_backdating)
-
-    # def test_date_backdating_future_wizard(self):
-    #     date_backdating = self._get_datetime_backdating(-1)
-    #     with self.assertRaises(ValidationError):
-    #         self._transfer_picking_with_dates(date_backdating)
-
-    # def test_date_backdating_future(self):
-    #     date_backdating_1 = self._get_datetime_backdating(-1)
-    #     date_backdating_2 = self._get_datetime_backdating(-2)
-    #     with self.assertRaises(UserError):
-    #         self._transfer_picking_with_dates(date_backdating_1, date_backdating_2)
+    def test_date_backdating_yesterday(self):
+        date_backdating = self._get_datetime_backdating(1)
+        self._transfer_picking_with_dates(date_backdating)
+
+    def test_date_backdating_last_month(self):
+        date_backdating = self._get_datetime_backdating(31)
+        self._transfer_picking_with_dates(date_backdating)
+
+    def test_date_backdating_future_wizard(self):
+        date_backdating = self._get_datetime_backdating(-1)
+        with self.assertRaises(ValidationError):
+            self._transfer_picking_with_dates(date_backdating)
+
+    def test_date_backdating_future(self):
+        date_backdating_1 = self._get_datetime_backdating(-1)
+        date_backdating_2 = self._get_datetime_backdating(-2)
+        with self.assertRaises(UserError):
+            self._transfer_picking_with_dates(date_backdating_1, date_backdating_2)
 
     def test_different_dates_backdating(self):
         date_backdating_1 = self._get_datetime_backdating(1)