diff options
Diffstat (limited to 'django/contrib/admin/checks.py')
| -rw-r--r-- | django/contrib/admin/checks.py | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/django/contrib/admin/checks.py b/django/contrib/admin/checks.py index d14515e8a4..7baaa38a29 100644 --- a/django/contrib/admin/checks.py +++ b/django/contrib/admin/checks.py @@ -842,6 +842,7 @@ class ModelAdminChecks(BaseModelAdminChecks): *self._check_search_fields(admin_obj), *self._check_date_hierarchy(admin_obj), *self._check_actions(admin_obj), + *self._check_delete_confirmation_max_display(admin_obj), ] def _check_save_as(self, obj): @@ -1089,6 +1090,25 @@ class ModelAdminChecks(BaseModelAdminChecks): else: return [] + def _check_delete_confirmation_max_display(self, obj): + """Check that delete_confirmation_max_display is + a non-negative integer or None.""" + + if obj.delete_confirmation_max_display is None: + return [] + if ( + not isinstance(obj.delete_confirmation_max_display, int) + or obj.delete_confirmation_max_display < 0 + ): + return must_be( + "a non-negative integer or None", + option="delete_confirmation_max_display", + obj=obj, + id="admin.E131", + ) + else: + return [] + def _check_list_per_page(self, obj): """Check that list_per_page is an integer.""" |