diff -r 68a7bc8bb663 Lib/macurl2path.py
--- a/Lib/macurl2path.py	Sun Oct 20 02:16:40 2013 +0200
+++ b/Lib/macurl2path.py	Tue Oct 22 09:27:20 2013 -0400
@@ -75,23 +75,3 @@
 def _pncomp2url(component):
     # We want to quote slashes
     return urllib.parse.quote(component[:31], safe='')
-
-def test():
-    for url in ["index.html",
-                "bar/index.html",
-                "/foo/bar/index.html",
-                "/foo/bar/",
-                "/"]:
-        print('%r -> %r' % (url, url2pathname(url)))
-    for path in ["drive:",
-                 "drive:dir:",
-                 "drive:dir:file",
-                 "drive:file",
-                 "file",
-                 ":file",
-                 ":dir:",
-                 ":dir:file"]:
-        print('%r -> %r' % (path, pathname2url(path)))
-
-if __name__ == '__main__':
-    test()
diff -r 68a7bc8bb663 Lib/test/test_macurl2path.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Lib/test/test_macurl2path.py	Tue Oct 22 09:27:20 2013 -0400
@@ -0,0 +1,31 @@
+import macurl2path
+import unittest
+
+class MacUrl2PathTestCase(unittest.TestCase):
+    def test_url2pathname(self):
+        self.assertEqual(":index.html", macurl2path.url2pathname("index.html"))
+        self.assertEqual(":bar:index.html", macurl2path.url2pathname("bar/index.html"))
+        self.assertEqual("foo:bar:index.html", macurl2path.url2pathname("/foo/bar/index.html"))
+        self.assertEqual("foo:bar", macurl2path.url2pathname("/foo/bar/"))
+        self.assertEqual("", macurl2path.url2pathname("/"))
+        self.assertRaises(RuntimeError, macurl2path.url2pathname, "http://foo.com")
+        self.assertEqual("index.html", macurl2path.url2pathname("///index.html"))
+        self.assertRaises(RuntimeError, macurl2path.url2pathname, "//index.html")
+        self.assertEqual(":index.html", macurl2path.url2pathname("./index.html"))
+        self.assertEqual(":index.html", macurl2path.url2pathname("foo/../index.html"))
+        self.assertEqual("::index.html", macurl2path.url2pathname("../index.html"))
+
+    def test_pathname2url(self):
+        self.assertEqual("drive", macurl2path.pathname2url("drive:"))
+        self.assertEqual("drive/dir", macurl2path.pathname2url("drive:dir:"))
+        self.assertEqual("drive/dir/file", macurl2path.pathname2url("drive:dir:file"))
+        self.assertEqual("drive/file", macurl2path.pathname2url("drive:file"))
+        self.assertEqual("file", macurl2path.pathname2url("file"))
+        self.assertEqual("file", macurl2path.pathname2url(":file"))
+        self.assertEqual("dir", macurl2path.pathname2url(":dir:"))
+        self.assertEqual("dir/file", macurl2path.pathname2url(":dir:file"))
+        self.assertRaises(RuntimeError, macurl2path.pathname2url, "/")
+        self.assertEqual("dir/../file", macurl2path.pathname2url("dir::file"))
+
+if __name__ == "__main__":
+    unittest.main()
diff -r 68a7bc8bb663 Lib/test/test_sundry.py
--- a/Lib/test/test_sundry.py	Sun Oct 20 02:16:40 2013 +0200
+++ b/Lib/test/test_sundry.py	Tue Oct 22 09:27:20 2013 -0400
@@ -7,7 +7,7 @@
 class TestUntestedModules(unittest.TestCase):
     def test_untested_modules_can_be_imported(self):
         untested = ('bdb', 'encodings', 'formatter', 'imghdr',
-                    'macurl2path', 'nturl2path', 'tabnanny')
+                    'nturl2path', 'tabnanny')
         with support.check_warnings(quiet=True):
             for name in untested:
                 try: