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-rw-r--r--Lib/test/test_functools.py3
1 files changed, 3 insertions, 0 deletions
diff --git a/Lib/test/test_functools.py b/Lib/test/test_functools.py
index 50770f0..5ba7f51 100644
--- a/Lib/test/test_functools.py
+++ b/Lib/test/test_functools.py
@@ -3105,6 +3105,9 @@ class TestCachedProperty(unittest.TestCase):
def test_doc(self):
self.assertEqual(CachedCostItem.cost.__doc__, "The cost of the item.")
+ def test_module(self):
+ self.assertEqual(CachedCostItem.cost.__module__, CachedCostItem.__module__)
+
def test_subclass_with___set__(self):
"""Caching still works for a subclass defining __set__."""
class readonly_cached_property(py_functools.cached_property):