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-rw-r--r--Lib/test/test_selectors.py4
1 files changed, 4 insertions, 0 deletions
diff --git a/Lib/test/test_selectors.py b/Lib/test/test_selectors.py
index dd30d44..8eddd17 100644
--- a/Lib/test/test_selectors.py
+++ b/Lib/test/test_selectors.py
@@ -322,7 +322,11 @@ class BaseSelectorTestCase(unittest.TestCase):
self.assertEqual(bufs, [MSG] * NUM_SOCKETS)
+ @unittest.skipIf(sys.platform == 'win32',
+ 'select.select() cannot be used with empty fd sets')
def test_empty_select(self):
+ # Issue #23009: Make sure EpollSelector.select() works when no FD is
+ # registered.
s = self.SELECTOR()
self.addCleanup(s.close)
self.assertEqual(s.select(timeout=0), [])