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Fixed #19964 -- Removed relabel_aliases from some structs

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Before there was need to have both .relabel_aliases() and .clone() for
many structs. Now there is only relabeled_clone() for those structs
where alias is the only mutable attribute.
This commit is contained in:
Anssi Kääriäinen 2013-03-02 01:06:56 +02:00
parent 679af4058d
commit d744c550d5
9 changed files with 79 additions and 105 deletions
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16
tests/queries/tests.py
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@ -25,7 +25,7 @@ from .models import (Annotation, Article, Author, Celebrity, Child, Cover,
SpecialCategory, OneToOneCategory, NullableName, ProxyCategory,
SingleObject, RelatedObject, ModelA, ModelD, Responsibility, Job,
JobResponsibilities, BaseA, Identifier, Program, Channel, Page, Paragraph,
Chapter, Book)
Chapter, Book, MyObject)
class BaseQuerysetTest(TestCase):
@ -2661,3 +2661,17 @@ class ManyToManyExcludeTest(TestCase):
self.assertNotIn(b1, q)
self.assertIn(b2, q)
self.assertIn(b3, q)
class RelabelCloneTest(TestCase):
def test_ticket_19964(self):
my1 = MyObject.objects.create(data='foo')
my1.parent = my1
my1.save()
my2 = MyObject.objects.create(data='bar', parent=my1)
parents = MyObject.objects.filter(parent=F('id'))
children = MyObject.objects.filter(parent__in=parents).exclude(parent=F('id'))
self.assertEqual(list(parents), [my1])
# Evaluating the children query (which has parents as part of it) does
# not change results for the parents query.
self.assertEqual(list(children), [my2])
self.assertEqual(list(parents), [my1])