Issue #9826: Handle recursive repr in collections.OrderedDict.
diff --git a/Lib/test/test_collections.py b/Lib/test/test_collections.py
index 7beb061..514dc39 100644
--- a/Lib/test/test_collections.py
+++ b/Lib/test/test_collections.py
@@ -951,6 +951,13 @@
self.assertEqual(eval(repr(od)), od)
self.assertEqual(repr(OrderedDict()), "OrderedDict()")
+ def test_repr_recursive(self):
+ # See issue #9826
+ od = OrderedDict.fromkeys('abc')
+ od['x'] = od
+ self.assertEqual(repr(od),
+ "OrderedDict([('a', None), ('b', None), ('c', None), ('x', ...)])")
+
def test_setdefault(self):
pairs = [('c', 1), ('b', 2), ('a', 3), ('d', 4), ('e', 5), ('f', 6)]
shuffle(pairs)