Matching

modules/purchase_trade/tests/test_module.py

@@ -2722,6 +2722,46 @@ class PurchaseTradeTestCase(ModuleTestCase):
             with self.assertRaises(UserError):
                 lot_module.LotQt.match_lots([purchase_lot], [])
 
+    def test_lot_matching_available_includes_tolerance_remaining(self):
+        'matching can use remaining purchase tolerance above open quantity'
+        purchase = Mock(tol_max=Decimal('10'))
+        line = Mock(
+            purchase=purchase, inherit_tol=True,
+            quantity_theorical=Decimal('100'), unit=None)
+        vlot = Mock(id=10, line=line)
+        lqt = Mock(lot_p=vlot, lot_quantity=Decimal('60'))
+        matched_lqt = Mock(lot_quantity=Decimal('40'), lot_unit=None)
+
+        with patch.object(
+                lot_module.LotQt, 'search', return_value=[matched_lqt]):
+            self.assertEqual(
+                lot_module.LotQt._matching_tolerated_available(
+                    lqt, 'purchase'),
+                Decimal('70.00000'))
+
+    def test_lot_matching_accepts_purchase_quantity_within_tolerance(self):
+        'apply matching can consume purchase quantity up to tolerance max'
+        purchase = Mock(tol_max=Decimal('10'))
+        line = Mock(
+            purchase=purchase, inherit_tol=True,
+            quantity_theorical=Decimal('100'), unit=None)
+        vlot = Mock(id=10, line=line)
+        lqt = Mock(lot_p=vlot, lot_s=None, lot_quantity=Decimal('100'))
+
+        class LotQtMock:
+            def __call__(self, _id):
+                return lqt
+
+        pool = Mock()
+        pool.get.side_effect = (
+            lambda name: LotQtMock() if name == 'lot.qt' else Mock())
+        purchase_lot = Mock(
+            lot_matched_qt=Decimal('105'), lot_r_id=1)
+
+        with patch.object(lot_module, 'Pool', return_value=pool), \
+                patch.object(lot_module.LotQt, 'search', return_value=[]):
+            lot_module.LotQt.match_lots([purchase_lot], [])
+
     def test_go_matching_defaults_selected_open_lot_qts(self):
         'go to matching only preloads selected unmatched open lot.qt rows'
         purchase = Mock(id=10, party=Mock(id=20))