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Code Issues 32 Releases Wiki Activity

Fixed #27800 -- Fixed QuerySet.annotate(Length(...)).distinct() crash.

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This commit is contained in:
Lex Berezhny
2017-01-31 18:45:55 -05:00
committed by Tim Graham
parent 84126f2789
commit ac5f886c56
3 changed files with 13 additions and 2 deletions
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7
tests/annotations/tests.py
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@@ -6,7 +6,7 @@ from django.db.models import (
BooleanField, CharField, Count, DateTimeField, ExpressionWrapper, F, Func,
IntegerField, NullBooleanField, Q, Sum, Value,
)
from django.db.models.functions import Lower
from django.db.models.functions import Length, Lower
from django.test import TestCase, skipUnlessDBFeature
from .models import (
@@ -205,6 +205,11 @@ class NonAggregateAnnotationTestCase(TestCase):
).distinct('test_alias')
self.assertEqual(len(people2), 1)
lengths = Employee.objects.annotate(
name_len=Length('first_name'),
).distinct('name_len').values_list('name_len', flat=True)
self.assertSequenceEqual(lengths, [3, 7, 8])
def test_filter_annotation(self):
books = Book.objects.annotate(
is_book=Value(1, output_field=IntegerField())