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Code Issues 32 Releases Wiki Activity

Fixed #19299 -- Fixed Nullification of Foreign Keys To CharFields

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Thanks tunixman for the report and Baptiste Mispelon and
Shai Berger for reviews.
This commit is contained in:
Albert Wang
2013-09-29 15:56:04 -04:00
committed by Tim Graham
parent 4d4e0ea461
commit 8bbdcc76e4
5 changed files with 32 additions and 7 deletions
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15
tests/model_fields/tests.py
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@@ -22,8 +22,8 @@ from django.utils.functional import lazy
from .models import (
Foo, Bar, Whiz, BigD, BigS, BigInt, Post, NullBooleanModel,
BooleanModel, DataModel, Document, RenamedField,
VerboseNameField, FksToBooleans)
BooleanModel, PrimaryKeyCharModel, DataModel, Document, RenamedField,
VerboseNameField, FksToBooleans, FkToChar)
class BasicFieldTests(test.TestCase):
@@ -146,6 +146,17 @@ class ForeignKeyTests(test.TestCase):
b = Bar.objects.create(b="bcd")
self.assertEqual(b.a, a)
@test.skipIfDBFeature('interprets_empty_strings_as_nulls')
def test_empty_string_fk(self):
"""
Test that foreign key values to empty strings don't get converted
to None (#19299)
"""
char_model_empty = PrimaryKeyCharModel.objects.create(string='')
fk_model_empty = FkToChar.objects.create(out=char_model_empty)
fk_model_empty = FkToChar.objects.select_related('out').get(id=fk_model_empty.pk)
self.assertEqual(fk_model_empty.out, char_model_empty)
class DateTimeFieldTests(unittest.TestCase):
def test_datetimefield_to_python_usecs(self):