add bpo-42536 style test for gc tracking

hauntsaninja · Apr 24, 2024 · ea0cfd6 · ea0cfd6
1 parent f653f22
commit ea0cfd6
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/Lib/test/test_itertools.py b/Lib/test/test_itertools.py
@@ -1821,6 +1821,13 @@ def test_zip_longest_result_gc(self):
  gc.collect()
  self.assertTrue(gc.is_tracked(next(it)))
 
+ @support.cpython_only
+ def test_pairwise_result_gc(self):
+ # Ditto for pairwise.
+ it = pairwise([None, None])
+ gc.collect()
+ self.assertTrue(gc.is_tracked(next(it)))
+
  @support.cpython_only
  def test_immutable_types(self):
  from itertools import _grouper, _tee, _tee_dataobject