Show weight report sale invoice reference

modules/purchase_trade/tests/test_module.py

@@ -7417,34 +7417,22 @@ description</t></is></c>
                 shipment.report_insurance_issue_place_and_date,
                 'GENEVA, 06-04-2026')
 
-    def test_shipment_sale_invoice_numbers_use_physical_lot_invoices(self):
-        'shipment tree helper lists sale invoices linked to physical lots'
-        final_invoice = SimpleNamespace(id=1, rec_name='SINV-001')
-        provisional_invoice = SimpleNamespace(id=2, rec_name='SPRO-002')
-        final_line = SimpleNamespace(invoice=final_invoice)
-        provisional_line = SimpleNamespace(invoice=provisional_invoice)
-        physical_final = SimpleNamespace(
-            lot_type='physic',
-            sale_invoice_line=final_line,
-            sale_invoice_line_prov=provisional_line)
-        physical_provisional = SimpleNamespace(
-            lot_type='physic',
-            sale_invoice_line=None,
-            sale_invoice_line_prov=provisional_line)
-        virtual = SimpleNamespace(
-            lot_type='virtual',
-            sale_invoice_line=SimpleNamespace(
-                invoice=SimpleNamespace(id=3, rec_name='IGNORED')),
-            sale_invoice_line_prov=None)
-        shipment = SimpleNamespace(lotqt=[
-            SimpleNamespace(lot_p=physical_final, lot_s=virtual),
-            SimpleNamespace(lot_p=physical_provisional, lot_s=None),
-            SimpleNamespace(lot_p=physical_final, lot_s=None),
-            ])
+    def test_shipment_sale_invoice_ref_uses_weight_report_message(self):
+        'shipment tree helper reads the sale invoice ref from instructions'
+        shipment = SimpleNamespace(
+            instructions=(
+                '<p><strong>Customer:</strong> CLIENT | '
+                '<strong>Invoice Nb:</strong> 4661 | '
+                '<strong>Invoice Date:</strong> 2026-07-28</p>'),
+            html_to_text=Mock(side_effect=lambda html_content:
+                stock_module.ShipmentIn.html_to_text(
+                    SimpleNamespace(), html_content)),
+            _sale_invoice_ref_from_fintrade=Mock(return_value='IGNORED'))
 
         self.assertEqual(
-            stock_module.ShipmentIn.get_sale_invoice_numbers(shipment),
-            'SINV-001, SPRO-002')
+            stock_module.ShipmentIn.get_sale_invoice_ref(shipment),
+            '4661')
+        shipment._sale_invoice_ref_from_fintrade.assert_not_called()
 
     def test_shipment_insurance_amount_fallback_uses_lot_and_incoming_moves(self):
         'insurance amount falls back to lot unit price and shipment quantities'