Fix #2090 -- Test mode for memberships

src/pretix/base/services/memberships.py

@@ -76,11 +76,12 @@ def create_membership(customer: Customer, position: OrderPosition):
         granted_in=position,
         date_start=date_start,
         date_end=date_end,
-        attendee_name_parts=position.attendee_name_parts
+        attendee_name_parts=position.attendee_name_parts,
+        testmode=position.order.testmode,
     )
 
 
-def validate_memberships_in_order(customer: Customer, positions: List[AbstractPosition], event: Event, lock=False, ignored_order: Order = None):
+def validate_memberships_in_order(customer: Customer, positions: List[AbstractPosition], event: Event, lock=False, ignored_order: Order = None, testmode=False):
     """
     Validate that a set of cart or order positions. This currently does not validate
 
@@ -89,6 +90,7 @@ def validate_memberships_in_order(customer: Customer, positions: List[AbstractPo
     :param event: Event this all is computed in
     :param lock: Whether to place a SELECT FOR UPDATE lock on the selected memberships
     :param ignored_order: An order that should be ignored for usage counting
+    :param testmode: If ``True``, only test mode memberships are allowed. If ``False``, test mode memberships are not allowed.
     """
     tz = event.timezone
     applicable_positions = [
@@ -139,6 +141,11 @@ def validate_memberships_in_order(customer: Customer, positions: List[AbstractPo
                 _('You selected a membership that is connected to a different customer account.')
             )
 
+        if m.testmode != testmode:
+            raise ValidationError(
+                _('You can only use a test mode membership for test mode tickets.')
+            )
+
         ev = p.subevent or event
 
         if not m.is_valid(ev):

src/pretix/base/services/orders.py

@@ -817,7 +817,7 @@ def _create_order(event: Event, email: str, positions: List[CartPosition], now_d
             raise OrderError(_("You cannot pay with gift cards when buying a gift card."))
 
         try:
-            validate_memberships_in_order(customer, positions, event, lock=True)
+            validate_memberships_in_order(customer, positions, event, lock=True, testmode=event.testmode)
         except ValidationError as e:
             raise OrderError(e.message)
 
@@ -2063,7 +2063,7 @@ class OrderChangeManager:
                 )
                 fake_cart.append(cp)
         try:
-            validate_memberships_in_order(self.order.customer, fake_cart, self.event, lock=True, ignored_order=self.order)
+            validate_memberships_in_order(self.order.customer, fake_cart, self.event, lock=True, ignored_order=self.order, testmode=self.order.testmode)
         except ValidationError as e:
             raise OrderError(e.message)