From 4b40eeb33901c3a520ce78ae88eb5ee06870130f Mon Sep 17 00:00:00 2001
From: Benjamin Peterson <benjamin@python.org>
Date: Sun, 1 Feb 2015 20:59:00 -0500
Subject: detect overflow in combinations (closes #23366)

---
 Lib/test/test_itertools.py | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'Lib/test/test_itertools.py')

diff --git a/Lib/test/test_itertools.py b/Lib/test/test_itertools.py
index 514a6b7a20..2475443dc4 100644
--- a/Lib/test/test_itertools.py
+++ b/Lib/test/test_itertools.py
@@ -258,6 +258,11 @@ class TestBasicOps(unittest.TestCase):
 
                 self.pickletest(combinations(values, r))                 # test pickling
 
+    @support.bigaddrspacetest
+    def test_combinations_overflow(self):
+        with self.assertRaises(OverflowError):
+            combinations("AA", 2**29)
+
         # Test implementation detail:  tuple re-use
     @support.impl_detail("tuple reuse is specific to CPython")
     def test_combinations_tuple_reuse(self):
-- 
cgit v1.2.1