Add test for deques to `unsubscriptable-object` functional tests

1 files changed, 6 insertions, 0 deletions

diff --git a/pylint/test/functional/unsubscriptable_value.py b/pylint/test/functional/unsubscriptable_value.py
index a6bbecd..221bd17 100644
--- a/pylint/test/functional/unsubscriptable_value.py
+++ b/pylint/test/functional/unsubscriptable_value.py
@@ -82,3 +82,9 @@ def test(*args, **kwargs):
 
 test()[0]
 test[0]  # [unsubscriptable-object]
+
+# deque
+from collections import deque
+deq = deque(maxlen=10)
+deq.append(42)
+deq[0]