multi-auth: Merged to [2997]

git-svn-id: http://code.djangoproject.com/svn/django/branches/multi-auth@2998 bcc190cf-cafb-0310-a4f2-bffc1f526a37

1 files changed, 10 insertions, 0 deletions

diff --git a/tests/modeltests/basic/models.py b/tests/modeltests/basic/models.py
index 0470d6bc9b..f60c3777e7 100644
--- a/tests/modeltests/basic/models.py
+++ b/tests/modeltests/basic/models.py
@@ -283,6 +283,16 @@ Traceback (most recent call last):
     ...
 AssertionError: Cannot combine queries once a slice has been taken.
 
+# Negative slices are not supported, due to database constraints.
+# (hint: inverting your ordering might do what you need).
+>>> Article.objects.all()[-1]
+Traceback (most recent call last):
+    ...
+AssertionError: Negative indexing is not supported.
+>>> Article.objects.all()[0:-5]
+Traceback (most recent call last):
+    ...
+AssertionError: Negative indexing is not supported.
 
 # An Article instance doesn't have access to the "objects" attribute.
 # That's only available on the class.