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django/tests/regressiontests/reverse_single_related/models.py

44 lines
1.1 KiB
Python

"""
Regression tests for an object that cannot access a single related object due
to a restrictive default manager.
"""
from django.db import models
class SourceManager(models.Manager):
def get_query_set(self):
return super(SourceManager, self).get_query_set().filter(is_public=True)
class Source(models.Model):
is_public = models.BooleanField()
objects = SourceManager()
class Item(models.Model):
source = models.ForeignKey(Source)
__test__ = {'API_TESTS':"""
>>> public_source = Source.objects.create(is_public=True)
>>> public_item = Item.objects.create(source=public_source)
>>> private_source = Source.objects.create(is_public=False)
>>> private_item = Item.objects.create(source=private_source)
Only one source is available via all() due to the custom default manager.
>>> Source.objects.all()
[<Source: Source object>]
>>> public_item.source
<Source: Source object>
Make sure that an item can still access its related source even if the default
manager doesn't normally allow it.
>>> private_item.source
<Source: Source object>
"""}