Fixed #36879 -- Identified Django client in Redis client metadata.

1 files changed, 19 insertions, 0 deletions

diff --git a/tests/cache/tests.py b/tests/cache/tests.py
index db5df20701..b36e3a6a06 100644
--- a/tests/cache/tests.py
+++ b/tests/cache/tests.py
@@ -15,6 +15,7 @@ from functools import wraps
 from pathlib import Path
 from unittest import mock, skipIf
 
+import django
 from django.conf import settings
 from django.core import management, signals
 from django.core.cache import (
@@ -1986,6 +1987,24 @@ class RedisCacheTests(BaseCacheTests, TestCase):
         self.assertEqual(pool.connection_kwargs["socket_timeout"], 0.1)
         self.assertIs(pool.connection_kwargs["retry_on_timeout"], True)
 
+    def test_client_driver_info(self):
+        client_info = cache._cache.get_client().client_info()
+        if {"lib-name", "lib-ver"}.issubset(client_info):
+            version = django.get_version()
+            if hasattr(self.lib, "DriverInfo"):
+                info = self._lib.DriverInfo().add_upstream_driver("django", version)
+                correct_lib_name = info.formatted_name
+            else:
+                correct_lib_name = f"redis-py(django_v{version})"
+            # Relax the assertion to allow date variance in editable installs.
+            truncated_lib_name = correct_lib_name.rsplit(".dev", maxsplit=1)[0]
+            self.assertIn(truncated_lib_name, client_info["lib-name"])
+            self.assertEqual(client_info["lib-ver"], self.lib.__version__)
+        else:
+            # Redis versions below 7.2 lack CLIENT SETINFO.
+            self.assertNotIn("lib-ver", client_info)
+            self.assertNotIn("lib-name", client_info)
+
 
 class FileBasedCachePathLibTests(FileBasedCacheTests):
     def mkdtemp(self):