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Code Issues 32 Releases Wiki Activity

Refs #35844 -- Fixed OtherModelFormTests.test_prefetch_related_queryset() test on Python 3.14+.

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5a23994a3d
This commit is contained in:
Mariusz Felisiak
2024-12-20 08:43:14 +01:00
committed by Sarah Boyce
parent f05edb2b43
commit fcd9d08379
1 changed files with 6 additions and 5 deletions
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11
tests/model_forms/tests.py
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@@ -26,7 +26,7 @@ from django.test import SimpleTestCase, TestCase, ignore_warnings, skipUnlessDBF
from django.test.utils import isolate_apps
from django.utils.choices import BlankChoiceIterator
from django.utils.deprecation import RemovedInDjango60Warning
from django.utils.version import PYPY
from django.utils.version import PY314, PYPY
from .models import (
Article,
@@ -3048,10 +3048,11 @@ class OtherModelFormTests(TestCase):
return ", ".join(c.name for c in obj.colours.all())
field = ColorModelChoiceField(ColourfulItem.objects.prefetch_related("colours"))
# CPython calls ModelChoiceField.__len__() when coercing to tuple. PyPy
# doesn't call __len__() and so .count() isn't called on the QuerySet.
# The following would trigger an extra query if prefetch were ignored.
with self.assertNumQueries(2 if PYPY else 3):
# CPython < 3.14 calls ModelChoiceField.__len__() when coercing to
# tuple. PyPy and Python 3.14+ don't call __len__() and so .count()
# isn't called on the QuerySet. The following would trigger an extra
# query if prefetch were ignored.
with self.assertNumQueries(2 if PYPY or PY314 else 3):
self.assertEqual(
tuple(field.choices),
(