Endow dict views with a proper length method.
diff --git a/Lib/test/test_dictviews.py b/Lib/test/test_dictviews.py
index 15c933f..c0c1da1 100644
--- a/Lib/test/test_dictviews.py
+++ b/Lib/test/test_dictviews.py
@@ -7,16 +7,19 @@
d = {1: 10, "a": "ABC"}
keys = d.KEYS()
self.assertEqual(set(keys), {1, "a"})
+ self.assertEqual(len(keys), 2)
def test_dict_items(self):
d = {1: 10, "a": "ABC"}
items = d.ITEMS()
self.assertEqual(set(items), {(1, 10), ("a", "ABC")})
+ self.assertEqual(len(items), 2)
def test_dict_values(self):
d = {1: 10, "a": "ABC"}
values = d.VALUES()
self.assertEqual(set(values), {10, "ABC"})
+ self.assertEqual(len(values), 2)
def test_main():
test_support.run_unittest(DictSetTest)