Refs #34012 -- Added test for ordering by transform of related fields.

1 files changed, 14 insertions, 0 deletions

diff --git a/tests/queries/tests.py b/tests/queries/tests.py
index 59f9a5c177..5163fc5cb1 100644
--- a/tests/queries/tests.py
+++ b/tests/queries/tests.py
@@ -392,6 +392,20 @@ class Queries1Tests(TestCase):
         qs = qs.order_by("id")
         self.assertNotIn("OUTER JOIN", str(qs.query))
 
+    def test_order_by_related_field_transform(self):
+        extra_12 = ExtraInfo.objects.create(
+            info="extra 12",
+            date=DateTimePK.objects.create(date=datetime.datetime(2021, 12, 10)),
+        )
+        extra_11 = ExtraInfo.objects.create(
+            info="extra 11",
+            date=DateTimePK.objects.create(date=datetime.datetime(2022, 11, 10)),
+        )
+        self.assertSequenceEqual(
+            ExtraInfo.objects.filter(date__isnull=False).order_by("date__month"),
+            [extra_11, extra_12],
+        )
+
     def test_filter_by_related_field_transform(self):
         extra_old = ExtraInfo.objects.create(
             info="extra 12",