diff -r 379372612f6d Lib/test/test_nturl2path.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Lib/test/test_nturl2path.py	Thu Oct 24 19:32:37 2013 -0400
@@ -0,0 +1,17 @@
+import nturl2path
+import unittest
+
+class NTUrl2PathTestCase(unittest.TestCase):
+    def test_url2pathname(self):
+        self.assertEqual("\\\\", nturl2path.url2pathname("////"))
+        self.assertEqual("A:\\foo", nturl2path.url2pathname("a|/foo"))
+        self.assertRaises(OSError, nturl2path.url2pathname, "||")
+        self.assertEqual("A:\\", nturl2path.url2pathname("a|/"))
+
+    def test_pathname2url(self):
+        self.assertEqual("////", nturl2path.pathname2url("\\\\"))
+        self.assertEqual("///A:/foo", nturl2path.pathname2url("a:\\foo"))
+        self.assertRaises(OSError, nturl2path.pathname2url, "::")
+
+if __name__ == "__main__":
+    unittest.main()
diff -r 379372612f6d Lib/test/test_sundry.py
--- a/Lib/test/test_sundry.py	Fri Oct 25 00:08:13 2013 +0300
+++ b/Lib/test/test_sundry.py	Thu Oct 24 19:32:37 2013 -0400
@@ -6,8 +6,7 @@
 
 class TestUntestedModules(unittest.TestCase):
     def test_untested_modules_can_be_imported(self):
-        untested = ('bdb', 'encodings', 'formatter', 'imghdr',
-                    'nturl2path', 'tabnanny')
+        untested = ('bdb', 'encodings', 'formatter', 'imghdr')
         with support.check_warnings(quiet=True):
             for name in untested:
                 try: