1 files changed, 10 insertions, 0 deletions
diff --git a/Lib/test/test_xrange.py b/Lib/test/test_xrange.py
index eafb7fa..ab68c36 100644
--- a/Lib/test/test_xrange.py
+++ b/Lib/test/test_xrange.py
@@ -57,6 +57,16 @@ class XrangeTest(unittest.TestCase):
         self.assertEqual(len(r), sys.maxint)
         self.assertRaises(OverflowError, xrange, -sys.maxint-1, sys.maxint, 2)
 
+    def test_getnewargs(self):
+        def test(*args):
+            r = xrange(*args)
+            return list(r) == list(xrange(*r.__getnewargs__()))
+        tests = [(13,), (0, 11), (-22, 10), (20, 3, -1),
+                 (13, 21, 3), (-2, 2, 2)]
+        for t in tests:
+            self.assert_(test(*t),
+                         "xrange.__getnewargs__() failed with %r" % (t,))
+
 def test_main():
     test.test_support.run_unittest(XrangeTest)