#3935: properly support list subclasses in the C impl. of bisect.
Patch reviewed by Raymond.
diff --git a/Lib/test/test_bisect.py b/Lib/test/test_bisect.py
index 7776cc8..66bae48 100644
--- a/Lib/test/test_bisect.py
+++ b/Lib/test/test_bisect.py
@@ -196,6 +196,17 @@
def test_backcompatibility(self):
self.assertEqual(self.module.insort, self.module.insort_right)
+ def test_listDerived(self):
+ class List(list):
+ data = []
+ def insert(self, index, item):
+ self.data.insert(index, item)
+
+ lst = List()
+ self.module.insort_left(lst, 10)
+ self.module.insort_right(lst, 5)
+ self.assertEqual([5, 10], lst.data)
+
class TestInsortPython(TestInsort):
module = py_bisect