Fixed #36369 -- Cleared additional cached properties in apps.clear_cache().

Thanks Clifford Gama for the report.

Co-authored-by: Jacob Walls <jacobtylerwalls@gmail.com>

1 files changed, 22 insertions, 0 deletions

diff --git a/tests/apps/tests.py b/tests/apps/tests.py
index 0f395b7fc3..ce7e19be1d 100644
--- a/tests/apps/tests.py
+++ b/tests/apps/tests.py
@@ -14,6 +14,7 @@ from django.test import (
     skipUnlessDBFeature,
 )
 from django.test.utils import extend_sys_path, isolate_apps
+from django.utils.functional import cached_property
 
 from .models import SoAlternative, TotallyNormal, new_apps
 from .one_config_app.apps import OneConfig
@@ -215,6 +216,27 @@ class AppsTests(SimpleTestCase):
         self.assertEqual(apps.get_swappable_settings_name.cache_info().currsize, 0)
         self.assertEqual(apps.get_models.cache_info().currsize, 0)
 
+    @override_settings(INSTALLED_APPS=SOME_INSTALLED_APPS)
+    def test_cached_properties_cleared_after_cache_clear(self):
+        opts = apps.get_model("admin", "LogEntry")._meta
+
+        cached_properties = [
+            name
+            for name, attr in models.options.Options.__dict__.items()
+            if isinstance(attr, cached_property)
+        ]
+
+        # Access each cached property to populate the cache.
+        for attr_name in cached_properties:
+            getattr(opts, attr_name)
+            self.assertIn(attr_name, opts.__dict__)
+
+        apps.clear_cache()
+
+        for attr_name in cached_properties:
+            with self.subTest(property=attr_name):
+                self.assertNotIn(attr_name, opts.__dict__)
+
     @override_settings(INSTALLED_APPS=["apps.apps.RelabeledAppsConfig"])
     def test_relabeling(self):
         self.assertEqual(apps.get_app_config("relabeled").name, "apps")