fix: Added logs for ios refund exception (openedx-unsupported#4040)

* fix: Added logs for ios refund exception

ecommerce/extensions/iap/api/v1/constants.py

@@ -6,6 +6,7 @@
 ERROR_ALREADY_PURCHASED = "You have already purchased these products"
 ERROR_BASKET_NOT_FOUND = "Basket [{}] not found."
 ERROR_BASKET_ID_NOT_PROVIDED = "Basket id is not provided"
+ERROR_DURING_IOS_REFUND_EXECUTION = "Could not execute IOS refund."
 ERROR_DURING_ORDER_CREATION = "An error occurred during order creation."
 ERROR_DURING_PAYMENT_HANDLING = "An error occurred during payment handling."
 ERROR_ORDER_NOT_FOUND_FOR_REFUND = "Could not find any order to refund for [%s] by processor [%s]"

ecommerce/extensions/iap/api/v1/tests/test_views.py

@@ -31,6 +31,7 @@
     ERROR_ALREADY_PURCHASED,
     ERROR_BASKET_ID_NOT_PROVIDED,
     ERROR_BASKET_NOT_FOUND,
+    ERROR_DURING_IOS_REFUND_EXECUTION,
     ERROR_DURING_ORDER_CREATION,
     ERROR_DURING_PAYMENT_HANDLING,
     ERROR_DURING_POST_ORDER_OP,
@@ -923,7 +924,7 @@ class IOSRefundTests(BaseRefundTests):
     processor_name = IOSIAP.NAME
 
     def assert_error_response(self, response):
-        """ Assert the response has HTTP status 200 and no data. """
+        """ Assert the response has HTTP status 500 and no data. """
         self.assertEqual(response.status_code, status.HTTP_500_INTERNAL_SERVER_ERROR)
 
     def check_record_not_found_log(self, logger, msg_t):
@@ -992,7 +993,7 @@ def test_valid_orders(self):
 
     def test_non_refund_notification(self):
         """
-        View should create a refund if an order/line are found eligible for refund.
+        View should ignore non refund notifications
         """
 
         with mock.patch.object(asn2, 'parse') as mock_ios_response_parse,\
@@ -1015,3 +1016,28 @@ def test_non_refund_notification(self):
                     IGNORE_NON_REFUND_NOTIFICATION_FROM_APPLE
                 )
             )
+
+    def test_unknown_error_in_parsing_or_refund(self):
+        """
+        If there is any other error in parsing or executing refund, View should log it and return 500.
+        """
+
+        with mock.patch.object(asn2, 'parse') as mock_ios_response_parse, \
+                LogCapture(self.logger_name) as logger:
+
+            mock_ios_response_parse.side_effect = Exception("Test Exception")
+
+            response = self.client.post(self.path)
+            self.assert_error_response(response)
+            logger.check(
+                (
+                    self.logger_name,
+                    'ERROR',
+                    ERROR_DURING_IOS_REFUND_EXECUTION
+                ),
+                (
+                    self.logger_name,
+                    'ERROR',
+                    "Test Exception"
+                ),
+            )

ecommerce/extensions/iap/api/v1/views.py

@@ -39,6 +39,7 @@
     ERROR_ALREADY_PURCHASED,
     ERROR_BASKET_ID_NOT_PROVIDED,
     ERROR_BASKET_NOT_FOUND,
+    ERROR_DURING_IOS_REFUND_EXECUTION,
     ERROR_DURING_ORDER_CREATION,
     ERROR_DURING_PAYMENT_HANDLING,
     ERROR_DURING_POST_ORDER_OP,
@@ -359,8 +360,9 @@ def post(self, request):
                 logger.info(IGNORE_NON_REFUND_NOTIFICATION_FROM_APPLE)
                 return Response(status=status.HTTP_200_OK)
 
-        except Exception:  # pylint: disable=broad-except
-            pass
+        except Exception as e:  # pylint: disable=broad-except
+            logger.error(ERROR_DURING_IOS_REFUND_EXECUTION)
+            logger.error(e)
 
         status_code = status.HTTP_200_OK if is_refunded else status.HTTP_500_INTERNAL_SERVER_ERROR
         return Response(status=status_code)