Issue #10323: Predictable final state for slice().
diff --git a/Lib/test/test_itertools.py b/Lib/test/test_itertools.py
index 06777a1..fe6131a 100644
--- a/Lib/test/test_itertools.py
+++ b/Lib/test/test_itertools.py
@@ -788,6 +788,11 @@
self.assertRaises(ValueError, islice, range(10), 1, 'a', 1)
self.assertEqual(len(list(islice(count(), 1, 10, maxsize))), 1)
+ # Issue #10323: Less islice in a predictable state
+ c = count()
+ self.assertEqual(list(islice(c, 1, 3, 50)), [1])
+ self.assertEqual(next(c), 3)
+
def test_takewhile(self):
data = [1, 3, 5, 20, 2, 4, 6, 8]
underten = lambda x: x<10