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Fixed #27062 -- Eased implementing select_for_update() on MSSQL.

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This commit is contained in:
Mikhail Denisenko 2015-11-15 23:14:55 -05:00 • committed by Tim Graham
parent ef021412d5
commit bae64dd0f1
3 changed files with 36 additions and 18 deletions
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14
tests/select_for_update/tests.py
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@ -5,9 +5,11 @@ import time
from multiple_database.routers import TestRouter
from django.db import DatabaseError, connection, router, transaction
from django.db import (
DatabaseError, connection, connections, router, transaction,
)
from django.test import (
TransactionTestCase, override_settings, skipIfDBFeature,
TransactionTestCase, mock, override_settings, skipIfDBFeature,
skipUnlessDBFeature,
)
from django.test.utils import CaptureQueriesContext
@ -150,6 +152,14 @@ class SelectForUpdateTests(TransactionTestCase):
with transaction.atomic():
Person.objects.select_for_update(skip_locked=True).get()
@skipUnlessDBFeature('has_select_for_update')
def test_for_update_after_from(self):
features_class = connections['default'].features.__class__
attribute_to_patch = "%s.%s.for_update_after_from" % (features_class.__module__, features_class.__name__)
with mock.patch(attribute_to_patch, return_value=True):
with transaction.atomic():
self.assertIn('FOR UPDATE WHERE', str(Person.objects.filter(name='foo').select_for_update().query))
@skipUnlessDBFeature('has_select_for_update')
def test_for_update_requires_transaction(self):
"""