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authorKristján Valur Jónsson <kristjan@ccpgames.com>2012-04-03 10:49:41 (GMT)
committerKristján Valur Jónsson <kristjan@ccpgames.com>2012-04-03 10:49:41 (GMT)
commit31668b8f7a3efc7b17511bb08525b28e8ff5f23a (patch)
treeacc8d778b0135e0f345e94c3334d7c1eeb1dca0a /Lib/test/test_deque.py
parent283b96b6bd974179b7f7f93f1c4631c3cc20c96d (diff)
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Issue #14288: Serialization support for builtin iterators.
Diffstat (limited to 'Lib/test/test_deque.py')
-rw-r--r--Lib/test/test_deque.py13
1 files changed, 13 insertions, 0 deletions
diff --git a/Lib/test/test_deque.py b/Lib/test/test_deque.py
index 0dcadeb..24125cd 100644
--- a/Lib/test/test_deque.py
+++ b/Lib/test/test_deque.py
@@ -471,6 +471,19 @@ class TestBasic(unittest.TestCase):
## self.assertNotEqual(id(d), id(e))
## self.assertEqual(id(e), id(e[-1]))
+ def test_iterator_pickle(self):
+ data = deque(range(200))
+ it = itorg = iter(data)
+ d = pickle.dumps(it)
+ it = pickle.loads(d)
+ self.assertEqual(type(itorg), type(it))
+ self.assertEqual(list(it), list(data))
+
+ it = pickle.loads(d)
+ next(it)
+ d = pickle.dumps(it)
+ self.assertEqual(list(it), list(data)[1:])
+
def test_deepcopy(self):
mut = [10]
d = deque([mut])