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Avoided test failure on MySQL by skipping a failing test

MySQL generates an extra query in inheritance cases when doing an update.
This results in a test failure when checking for number of queries in
update_only_fields tests. Added a skip temporarily to avoid this test
failure. Refs #18304.
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1 parent 365853d commit de79d23ce04193e0bc140991533359002f62ddf9 @akaariai akaariai committed
Showing with 4 additions and 1 deletion.
  1. +4 −1 tests/modeltests/update_only_fields/
5 tests/modeltests/update_only_fields/
@@ -1,6 +1,6 @@
from __future__ import absolute_import
-from django.test import TestCase
+from django.test import TestCase, skipUnlessDBFeature
from django.db.models.signals import pre_save, post_save
from .models import Person, Employee, ProxyEmployee, Profile, Account
@@ -123,6 +123,9 @@ def post_save_receiver(**kwargs):
self.assertEqual(len(pre_save_data), 0)
self.assertEqual(len(post_save_data), 0)
+ # A bug in SQLUpdateCompiler prevents this test from succeeding on MySQL
+ # Require update_can_self_select for this test for now. Refs #18304.
+ @skipUnlessDBFeature('update_can_self_select')
def test_num_queries_inheritance(self):
s = Employee.objects.create(name='Sara', gender='F')
s.employee_num = 1

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