Price linked currency

modules/purchase_trade/tests/test_module.py

@@ -5536,6 +5536,65 @@ description</t></is></c>
             ('price_date', '<=', '2026-04-10'),
             ], order=[('price_date', 'DESC')])
 
+    def test_price_get_price_per_qt_converts_linked_currency_to_main_currency(self):
+        'price curve values in linked currency are normalized to main currency'
+        Price = Pool().get('price.price')
+        price = Price()
+        usd = SimpleNamespace(id=1)
+        price.price_currency = usd
+        price.enable_linked_currency = True
+        price.linked_currency = SimpleNamespace(factor=Decimal('0.01'))
+        price.price_unit = SimpleNamespace()
+
+        uom_model = Mock(compute_qty=Mock(return_value=1))
+        currency_model = Mock()
+
+        def get_model(name):
+            if name == 'product.uom':
+                return uom_model
+            if name == 'currency.currency':
+                return currency_model
+            return Mock()
+
+        with patch('trytond.modules.price.price.Pool') as PricePool:
+            PricePool.return_value.get.side_effect = get_model
+            result = price.get_price_per_qt(Decimal('72.5'), Mock(), usd)
+
+        self.assertEqual(result, Decimal('0.7250'))
+        currency_model._get_rate.assert_not_called()
+
+    def test_price_get_price_applies_linked_currency_conversion(self):
+        'market price lookup applies linked currency conversion'
+        Price = Pool().get('price.price')
+        price = Price()
+        price.id = 42
+        usd = SimpleNamespace(id=1)
+        price.price_currency = usd
+        price.enable_linked_currency = True
+        price.linked_currency = SimpleNamespace(factor=Decimal('0.01'))
+        price.price_unit = SimpleNamespace()
+        price.price_values = [Mock()]
+        price_value = Mock(price_value=Decimal('72.5'))
+        price_value_model = Mock(
+            search=Mock(return_value=[price_value]))
+        uom_model = Mock(compute_qty=Mock(return_value=1))
+
+        def get_model(name):
+            if name == 'price.price_value':
+                return price_value_model
+            if name == 'product.uom':
+                return uom_model
+            if name == 'currency.currency':
+                return Mock()
+            return Mock()
+
+        with patch('trytond.modules.price.price.Pool') as PricePool:
+            PricePool.return_value.get.side_effect = get_model
+            result = price.get_price(
+                datetime.date(2026, 4, 10), Mock(), usd, last=True)
+
+        self.assertEqual(result, Decimal('0.7250'))
+
     def test_pricing_component_matrix_prefers_specific_line_over_generic(self):
         'matrix pricing keeps generic lines as fallback below matching lines'
         Component = Pool().get('pricing.component')