diff --git a/Lib/test/test_sys.py b/Lib/test/test_sys.py
index 8e10ec6..bd819c6 100644
--- a/Lib/test/test_sys.py
+++ b/Lib/test/test_sys.py
@@ -340,13 +340,25 @@
         self.assert_(isinstance(sys.prefix, basestring))
         self.assert_(isinstance(sys.version, basestring))
         vi = sys.version_info
-        self.assert_(isinstance(vi, tuple))
+        self.assert_(isinstance(vi[:], tuple))
         self.assertEqual(len(vi), 5)
         self.assert_(isinstance(vi[0], int))
         self.assert_(isinstance(vi[1], int))
         self.assert_(isinstance(vi[2], int))
         self.assert_(vi[3] in ("alpha", "beta", "candidate", "final"))
         self.assert_(isinstance(vi[4], int))
+        self.assert_(isinstance(vi.major, int))
+        self.assert_(isinstance(vi.minor, int))
+        self.assert_(isinstance(vi.micro, int))
+        self.assert_(vi.releaselevel in
+                     ("alpha", "beta", "candidate", "final"))
+        self.assert_(isinstance(vi.serial, int))
+        self.assertEqual(vi[0], vi.major)
+        self.assertEqual(vi[1], vi.minor)
+        self.assertEqual(vi[2], vi.micro)
+        self.assertEqual(vi[3], vi.releaselevel)
+        self.assertEqual(vi[4], vi.serial)
+        self.assert_(vi > (1,0,0))
 
     def test_43581(self):
         # Can't use sys.stdout, as this is a cStringIO object when