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Code Issues 32 Releases Wiki Activity

Fixed #35520 -- Avoided opening transaction for read-only ModelAdmin requests.

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This commit is contained in:
Jake Howard
2024-06-11 19:27:49 +01:00
committed by Sarah Boyce
parent 31837dbcb3
commit 53e674d574
5 changed files with 104 additions and 6 deletions
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75
tests/admin_views/test_multidb.py
View File

@@ -40,6 +40,7 @@ urlpatterns = [
@override_settings(ROOT_URLCONF=__name__, DATABASE_ROUTERS=["%s.Router" % __name__])
class MultiDatabaseTests(TestCase):
databases = {"default", "other"}
READ_ONLY_METHODS = {"get", "options", "head", "trace"}
@classmethod
def setUpTestData(cls):
@@ -56,48 +57,116 @@ class MultiDatabaseTests(TestCase):
b.save(using=db)
cls.test_book_ids[db] = b.id
def tearDown(self):
# Reset the routers' state between each test.
Router.target_db = None
@mock.patch("django.contrib.admin.options.transaction")
def test_add_view(self, mock):
for db in self.databases:
with self.subTest(db=db):
mock.mock_reset()
Router.target_db = db
self.client.force_login(self.superusers[db])
self.client.post(
response = self.client.post(
reverse("test_adminsite:admin_views_book_add"),
{"name": "Foobar: 5th edition"},
)
self.assertEqual(response.status_code, 302)
self.assertEqual(
response.url, reverse("test_adminsite:admin_views_book_changelist")
)
mock.atomic.assert_called_with(using=db)
@mock.patch("django.contrib.admin.options.transaction")
def test_read_only_methods_add_view(self, mock):
for db in self.databases:
for method in self.READ_ONLY_METHODS:
with self.subTest(db=db, method=method):
mock.mock_reset()
Router.target_db = db
self.client.force_login(self.superusers[db])
response = getattr(self.client, method)(
reverse("test_adminsite:admin_views_book_add"),
)
self.assertEqual(response.status_code, 200)
mock.atomic.assert_not_called()
@mock.patch("django.contrib.admin.options.transaction")
def test_change_view(self, mock):
for db in self.databases:
with self.subTest(db=db):
mock.mock_reset()
Router.target_db = db
self.client.force_login(self.superusers[db])
self.client.post(
response = self.client.post(
reverse(
"test_adminsite:admin_views_book_change",
args=[self.test_book_ids[db]],
),
{"name": "Test Book 2: Test more"},
)
self.assertEqual(response.status_code, 302)
self.assertEqual(
response.url, reverse("test_adminsite:admin_views_book_changelist")
)
mock.atomic.assert_called_with(using=db)
@mock.patch("django.contrib.admin.options.transaction")
def test_read_only_methods_change_view(self, mock):
for db in self.databases:
for method in self.READ_ONLY_METHODS:
with self.subTest(db=db, method=method):
mock.mock_reset()
Router.target_db = db
self.client.force_login(self.superusers[db])
response = getattr(self.client, method)(
reverse(
"test_adminsite:admin_views_book_change",
args=[self.test_book_ids[db]],
),
data={"name": "Test Book 2: Test more"},
)
self.assertEqual(response.status_code, 200)
mock.atomic.assert_not_called()
@mock.patch("django.contrib.admin.options.transaction")
def test_delete_view(self, mock):
for db in self.databases:
with self.subTest(db=db):
mock.mock_reset()
Router.target_db = db
self.client.force_login(self.superusers[db])
self.client.post(
response = self.client.post(
reverse(
"test_adminsite:admin_views_book_delete",
args=[self.test_book_ids[db]],
),
{"post": "yes"},
)
self.assertEqual(response.status_code, 302)
self.assertEqual(
response.url, reverse("test_adminsite:admin_views_book_changelist")
)
mock.atomic.assert_called_with(using=db)
@mock.patch("django.contrib.admin.options.transaction")
def test_read_only_methods_delete_view(self, mock):
for db in self.databases:
for method in self.READ_ONLY_METHODS:
with self.subTest(db=db, method=method):
mock.mock_reset()
Router.target_db = db
self.client.force_login(self.superusers[db])
response = getattr(self.client, method)(
reverse(
"test_adminsite:admin_views_book_delete",
args=[self.test_book_ids[db]],
)
)
self.assertEqual(response.status_code, 200)
mock.atomic.assert_not_called()
class ViewOnSiteRouter:
def db_for_read(self, model, instance=None, **hints):

4
tests/admin_views/tests.py
View File

@@ -7385,7 +7385,7 @@ class UserAdminTest(TestCase):
# Don't depend on a warm cache, see #17377.
ContentType.objects.clear_cache()
expected_num_queries = 10 if connection.features.uses_savepoints else 8
expected_num_queries = 8 if connection.features.uses_savepoints else 6
with self.assertNumQueries(expected_num_queries):
response = self.client.get(reverse("admin:auth_user_change", args=(u.pk,)))
self.assertEqual(response.status_code, 200)
@@ -7433,7 +7433,7 @@ class GroupAdminTest(TestCase):
# Ensure no queries are skipped due to cached content type for Group.
ContentType.objects.clear_cache()
expected_num_queries = 8 if connection.features.uses_savepoints else 6
expected_num_queries = 6 if connection.features.uses_savepoints else 4
with self.assertNumQueries(expected_num_queries):
response = self.client.get(reverse("admin:auth_group_change", args=(g.pk,)))
self.assertEqual(response.status_code, 200)