From 4c19e6e02d4d7bb6d92395276dbf801e12876e24 Mon Sep 17 00:00:00 2001
From: Hirokazu Yamamoto <ocean-city@m2.ccsnet.ne.jp>
Date: Mon, 8 Sep 2008 23:41:21 +0000
Subject: 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 e9b0652..50b5831 100644
--- a/Lib/test/test_os.py
+++ b/Lib/test/test_os.py
@@ -43,6 +43,13 @@ class FileTests(unittest.TestCase):
         os.closerange(first, first + 2)
         self.assertRaises(OSError, os.write, first, "a")
 
+    def test_rename(self):
+        path = 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):
         self.files = []
-- 
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