From 425718726b7d2edd7b8a043f8976e437262b5098 Mon Sep 17 00:00:00 2001
From: Ipakeev <23178128+ipakeev@users.noreply.github.com>
Date: Mon, 4 Jul 2022 07:37:36 +0300
Subject: Fixed #33816 -- Fixed QuerySet.only() after select_related() crash on
 proxy models.

---
 tests/proxy_models/tests.py | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'tests')

diff --git a/tests/proxy_models/tests.py b/tests/proxy_models/tests.py
index f2f465678b..7caa43d489 100644
--- a/tests/proxy_models/tests.py
+++ b/tests/proxy_models/tests.py
@@ -395,6 +395,12 @@ class ProxyModelTests(TestCase):
         p = MyPerson.objects.get(pk=100)
         self.assertEqual(p.name, "Elvis Presley")
 
+    def test_select_related_only(self):
+        user = ProxyTrackerUser.objects.create(name="Joe Doe", status="test")
+        issue = Issue.objects.create(summary="New issue", assignee=user)
+        qs = Issue.objects.select_related("assignee").only("assignee__status")
+        self.assertEqual(qs.get(), issue)
+
     def test_eq(self):
         self.assertEqual(MyPerson(id=100), Person(id=100))
 
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