From 308334d6a483b3f2cd0a02837f9af2b141d46c30 Mon Sep 17 00:00:00 2001
From: Hirokazu Yamamoto <ocean-city@m2.ccsnet.ne.jp>
Date: Mon, 8 Sep 2008 23:10:08 +0000
Subject: [PATCH] Issue #3804: Added test for Issue #2222. Reviewed by Benjamin
 Peterson.

---
 Lib/test/test_os.py | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Lib/test/test_os.py b/Lib/test/test_os.py
index 26c5482b307..741224c6fc9 100644
--- a/Lib/test/test_os.py
+++ b/Lib/test/test_os.py
@@ -23,6 +23,13 @@ class FileTests(unittest.TestCase):
         os.close(f)
         self.assert_(os.access(test_support.TESTFN, os.W_OK))
 
+    def test_rename(self):
+        path = unicode(test_support.TESTFN)
+        old = sys.getrefcount(path)
+        self.assertRaises(TypeError, os.rename, path, 0)
+        new = sys.getrefcount(path)
+        self.assertEqual(old, new)
+
 
 class TemporaryFileTests(unittest.TestCase):
     def setUp(self):