id	summary	reporter	owner	description	type	status	component	version	severity	resolution	keywords	cc	stage	has_patch	needs_docs	needs_tests	needs_better_patch	easy	ui_ux
13324	r12914 introduced test failure on 1.1.X branch	Karen Tracey	nobody	"r12914 introduced a failure in the sessions test on the 1.1.X branch:

{{{
No fixtures found.
Doctest: django.contrib.sessions.tests ... FAIL

======================================================================
FAIL: Doctest: django.contrib.sessions.tests
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Traceback (most recent call last):
  File ""/home/kmt/django/branch1.1.X/django/test/_doctest.py"", line 2180, in runTest
    raise self.failureException(self.format_failure(new.getvalue()))
AssertionError: Failed doctest test for django.contrib.sessions.tests
  File ""/home/kmt/django/branch1.1.X/django/contrib/sessions/tests.py"", line 0, in tests

----------------------------------------------------------------------
File ""/home/kmt/django/branch1.1.X/django/contrib/sessions/tests.py"", line 53, in django.contrib.sessions.tests
Failed example:
    Session.objects.filter(pk=db_session.session_key).delete()
Exception raised:
    Traceback (most recent call last):
      File ""/home/kmt/django/branch1.1.X/django/test/_doctest.py"", line 1267, in __run
        compileflags, 1) in test.globs
      File ""<doctest django.contrib.sessions.tests[33]>"", line 1, in <module>
        Session.objects.filter(pk=db_session.session_key).delete()
      File ""/home/kmt/django/branch1.1.X/django/db/models/query.py"", line 402, in delete
        delete_objects(seen_objs)
      File ""/home/kmt/django/branch1.1.X/django/db/models/query.py"", line 1062, in delete_objects
        del_query.delete_batch(pk_list)
      File ""/home/kmt/django/branch1.1.X/django/db/models/sql/subqueries.py"", line 91, in delete_batch
        pk_list[offset : offset + GET_ITERATOR_CHUNK_SIZE]), AND)
      File ""/home/kmt/django/branch1.1.X/django/db/models/sql/where.py"", line 56, in add
        obj, params = obj.process(lookup_type, value)
      File ""/home/kmt/django/branch1.1.X/django/db/models/sql/where.py"", line 277, in process
        params = self.field.get_db_prep_lookup(lookup_type, value)
      File ""/home/kmt/django/branch1.1.X/django/db/models/fields/__init__.py"", line 222, in get_db_prep_lookup
        return [self.get_db_prep_value(v) for v in value]
      File ""/home/kmt/django/branch1.1.X/django/db/models/fields/__init__.py"", line 446, in get_db_prep_value
        return self.to_python(value)
      File ""/home/kmt/django/branch1.1.X/django/db/models/fields/__init__.py"", line 442, in to_python
        ugettext_lazy(""This field cannot be null.""))
    ValidationError: <django.utils.functional.__proxy__ object at 0x8a5492c>


----------------------------------------------------------------------
Ran 1 test in 0.261s

FAILED (failures=1)
Destroying test database...
}}}"		closed	Database layer (models, ORM)	dev		fixed			Unreviewed	0	0	0	0	0	0