Fixed permission assign test unit

InvenTree/users/admin.py

@@ -101,6 +101,7 @@ class RoleGroupAdmin(admin.ModelAdmin):
 
     def save_formset(self, request, form, formset, change):
         formset.save()  # this will save the children
+        # update_fields is required to trigger permissions update
         form.instance.save(update_fields=['name'])  # form.instance is the parent
 
 

InvenTree/users/models.py

@@ -335,6 +335,7 @@ def create_missing_rule_sets(sender, instance, **kwargs):
     group permissions.
     """
     created = kwargs.get('created', False)
+    # To trigger the group permissions update: update_fields should not be None
     update_fields = kwargs.get('update_fields', None)
 
     if created or update_fields:

InvenTree/users/tests.py

@@ -137,7 +137,8 @@ class RuleSetModelTest(TestCase):
 
             rule.save()
 
-        group.save()
+        # update_fields is required to trigger permissions update
+        group.save(update_fields=['name'])
 
         # There should now be three permissions for each rule set
         self.assertEqual(group.permissions.count(), 3 * len(permission_set))
@@ -151,7 +152,8 @@ class RuleSetModelTest(TestCase):
 
             rule.save()
 
-        group.save()
+        # update_fields is required to trigger permissions update
+        group.save(update_fields=['name'])
 
         # There should now not be any permissions assigned to this group
         self.assertEqual(group.permissions.count(), 0)