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Code Issues 32 Releases Wiki Activity

Fixed #29500 -- Fixed SQLite function crashes on null values.

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Co-authored-by: Srinivas Reddy Thatiparthy <thatiparthysreenivas@gmail.com>
Co-authored-by: Nick Pope <nick.pope@flightdataservices.com>
This commit is contained in:
Srinivas Reddy Thatiparthy
2018-07-01 02:19:20 +05:30
committed by Tim Graham
parent 76dfa834e7
commit 34d6bceec4
29 changed files with 272 additions and 38 deletions
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6
tests/db_functions/text/test_pad.py
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@@ -1,3 +1,4 @@
from django.db import connection
from django.db.models import CharField, Value
from django.db.models.functions import Length, LPad, RPad
from django.test import TestCase
@@ -8,6 +9,7 @@ from ..models import Author
class PadTests(TestCase):
def test_pad(self):
Author.objects.create(name='John', alias='j')
none_value = '' if connection.features.interprets_empty_strings_as_nulls else None
tests = (
(LPad('name', 7, Value('xy')), 'xyxJohn'),
(RPad('name', 7, Value('xy')), 'Johnxyx'),
@@ -21,6 +23,10 @@ class PadTests(TestCase):
(RPad('name', 2), 'Jo'),
(LPad('name', 0), ''),
(RPad('name', 0), ''),
(LPad('name', None), none_value),
(RPad('name', None), none_value),
(LPad('goes_by', 1), none_value),
(RPad('goes_by', 1), none_value),
)
for function, padded_name in tests:
with self.subTest(function=function):