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Code Issues 32 Releases Wiki Activity

EmptyQuerySet classes can now be merged with normal querysets.

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git-svn-id: http://code.djangoproject.com/svn/django/trunk@7765 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Malcolm Tredinnick
2008-06-26 11:42:12 +00:00
parent 0e692fda9c
commit 9e23c3c5d9
2 changed files with 20 additions and 0 deletions
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10
tests/regressiontests/queries/models.py
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@@ -781,5 +781,15 @@ Bug #7107 -- this shouldn't create an infinite loop.
>>> Valid.objects.all()
[]
Empty querysets can be merged with others.
>>> Note.objects.none() | Note.objects.all()
[<Note: n1>, <Note: n2>, <Note: n3>]
>>> Note.objects.all() | Note.objects.none()
[<Note: n1>, <Note: n2>, <Note: n3>]
>>> Note.objects.none() & Note.objects.all()
[]
>>> Note.objects.all() & Note.objects.none()
[]
"""}