1 files changed, 12 insertions, 0 deletions
diff --git a/Lib/test/test_range.py b/Lib/test/test_range.py
index d9d4cf88a2..64b6a771ad 100644
--- a/Lib/test/test_range.py
+++ b/Lib/test/test_range.py
@@ -380,6 +380,18 @@ class RangeTest(unittest.TestCase):
                 it = pickle.loads(d)
                 self.assertEqual(list(it), data[1:])
 
+    def test_exhausted_iterator_pickling(self):
+        r = range(20)
+        i = iter(r)
+        while True:
+            r = next(i)
+            if r == 19:
+                break
+        d = pickle.dumps(i)
+        i2 = pickle.loads(d)
+        self.assertEqual(list(i), [])
+        self.assertEqual(list(i2), [])
+
     def test_odd_bug(self):
         # This used to raise a "SystemError: NULL result without error"
         # because the range validation step was eating the exception