[FIX] stock_account: compute value in sudo

This commit makes the product's value computation in sudo mode in order
to be performed even by stock users.

closes odoo/odoo#67118

X-original-commit: a87c7fbad55d987b37a50e2b74b4dd9f9096a349
Signed-off-by: William Henrotin <Whenrow@users.noreply.github.com>

addons/stock_account/models/product.py

@@ -93,8 +93,8 @@ class ProductTemplate(models.Model):
 class ProductProduct(models.Model):
     _inherit = 'product.product'
 
-    value_svl = fields.Float(compute='_compute_value_svl')
-    quantity_svl = fields.Float(compute='_compute_value_svl')
+    value_svl = fields.Float(compute='_compute_value_svl', compute_sudo=True)
+    quantity_svl = fields.Float(compute='_compute_value_svl', compute_sudo=True)
     stock_valuation_layer_ids = fields.One2many('stock.valuation.layer', 'product_id')
     valuation = fields.Selection(related="categ_id.property_valuation", readonly=True)
     cost_method = fields.Selection(related="categ_id.property_cost_method", readonly=True)

addons/stock_account/tests/test_stockvaluation.py

@@ -2487,6 +2487,37 @@ class TestStockValuation(TransactionCase):
         # increase the receipt to 15
         move1.move_line_ids.qty_done = 15
 
+    def test_average_stock_user(self):
+        """ deliver an average product as a stock user. """
+        self.product1.categ_id.property_cost_method = 'average'
+        # receive 10
+        move1 = self.env['stock.move'].create({
+            'name': 'IN 5@10',
+            'location_id': self.supplier_location.id,
+            'location_dest_id': self.stock_location.id,
+            'product_id': self.product1.id,
+            'product_uom': self.uom_unit.id,
+            'product_uom_qty': 10,
+            'price_unit': 10,
+        })
+        move1._action_confirm()
+        move1.quantity_done = 10
+        move1._action_done()
+
+        # sell 15
+        move2 = self.env['stock.move'].create({
+            'name': 'Deliver 10 units',
+            'location_id': self.stock_location.id,
+            'location_dest_id': self.customer_location.id,
+            'product_id': self.product1.id,
+            'product_uom': self.uom_unit.id,
+            'product_uom_qty': 15.0,
+        })
+        move2._action_confirm()
+        move2._action_assign()
+        move2.move_line_ids.qty_done = 15.0
+        move2.with_user(self.inventory_user)._action_done()
+
     def test_average_negative_1(self):
         """ Test edit in the past. Receive 10, send 20, edit the second move to only send 10.
         """