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Fixed #31783 -- Fixed crash when filtering againts "negate" field.
Thanks Simon Charette for the initial patch.
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@ -204,7 +204,7 @@ class QuerySet:
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def query(self):
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if self._deferred_filter:
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negate, args, kwargs = self._deferred_filter
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self._filter_or_exclude_inplace(negate, *args, **kwargs)
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self._filter_or_exclude_inplace(negate, args, kwargs)
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self._deferred_filter = None
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return self._query
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@ -939,7 +939,7 @@ class QuerySet:
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set.
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"""
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self._not_support_combined_queries('filter')
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return self._filter_or_exclude(False, *args, **kwargs)
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return self._filter_or_exclude(False, args, kwargs)
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def exclude(self, *args, **kwargs):
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"""
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@ -947,9 +947,9 @@ class QuerySet:
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set.
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"""
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self._not_support_combined_queries('exclude')
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return self._filter_or_exclude(True, *args, **kwargs)
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return self._filter_or_exclude(True, args, kwargs)
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def _filter_or_exclude(self, negate, *args, **kwargs):
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def _filter_or_exclude(self, negate, args, kwargs):
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if args or kwargs:
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assert not self.query.is_sliced, \
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"Cannot filter a query once a slice has been taken."
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@ -959,10 +959,10 @@ class QuerySet:
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self._defer_next_filter = False
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clone._deferred_filter = negate, args, kwargs
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else:
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clone._filter_or_exclude_inplace(negate, *args, **kwargs)
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clone._filter_or_exclude_inplace(negate, args, kwargs)
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return clone
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def _filter_or_exclude_inplace(self, negate, *args, **kwargs):
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def _filter_or_exclude_inplace(self, negate, args, kwargs):
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if negate:
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self._query.add_q(~Q(*args, **kwargs))
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else:
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@ -983,7 +983,7 @@ class QuerySet:
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clone.query.add_q(filter_obj)
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return clone
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else:
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return self._filter_or_exclude(False, **filter_obj)
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return self._filter_or_exclude(False, args=(), kwargs=filter_obj)
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def _combinator_query(self, combinator, *other_qs, all=False):
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# Clone the query to inherit the select list and everything
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@ -42,6 +42,7 @@ class Note(models.Model):
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note = models.CharField(max_length=100)
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misc = models.CharField(max_length=10)
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tag = models.ForeignKey(Tag, models.SET_NULL, blank=True, null=True)
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negate = models.BooleanField(default=True)
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class Meta:
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ordering = ['note']
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@ -47,7 +47,7 @@ class Queries1Tests(TestCase):
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cls.n1 = Note.objects.create(note='n1', misc='foo', id=1)
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cls.n2 = Note.objects.create(note='n2', misc='bar', id=2)
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cls.n3 = Note.objects.create(note='n3', misc='foo', id=3)
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cls.n3 = Note.objects.create(note='n3', misc='foo', id=3, negate=False)
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ann1 = Annotation.objects.create(name='a1', tag=cls.t1)
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ann1.notes.add(cls.n1)
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@ -1216,6 +1216,13 @@ class Queries1Tests(TestCase):
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[self.a3, self.a4],
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)
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def test_negate_field(self):
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self.assertSequenceEqual(
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Note.objects.filter(negate=True),
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[self.n1, self.n2],
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)
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self.assertSequenceEqual(Note.objects.exclude(negate=True), [self.n3])
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class Queries2Tests(TestCase):
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@classmethod
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