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-rw-r--r--Lib/test/test_poll.py15
1 files changed, 12 insertions, 3 deletions
diff --git a/Lib/test/test_poll.py b/Lib/test/test_poll.py
index 41ca803..a0a332b 100644
--- a/Lib/test/test_poll.py
+++ b/Lib/test/test_poll.py
@@ -4,14 +4,13 @@ import os
import subprocess
import random
import select
-from _testcapi import USHRT_MAX, INT_MAX, UINT_MAX
try:
import threading
except ImportError:
threading = None
import time
import unittest
-from test.support import TESTFN, run_unittest, reap_threads
+from test.support import TESTFN, run_unittest, reap_threads, cpython_only
try:
select.poll
@@ -163,8 +162,18 @@ class PollTests(unittest.TestCase):
# Issues #15989, #17919
self.assertRaises(OverflowError, pollster.register, 0, -1)
- self.assertRaises(OverflowError, pollster.register, 0, USHRT_MAX + 1)
+ self.assertRaises(OverflowError, pollster.register, 0, 1 << 64)
self.assertRaises(OverflowError, pollster.modify, 1, -1)
+ self.assertRaises(OverflowError, pollster.modify, 1, 1 << 64)
+
+ @cpython_only
+ def test_poll_c_limits(self):
+ from _testcapi import USHRT_MAX, INT_MAX, UINT_MAX
+ pollster = select.poll()
+ pollster.register(1)
+
+ # Issues #15989, #17919
+ self.assertRaises(OverflowError, pollster.register, 0, USHRT_MAX + 1)
self.assertRaises(OverflowError, pollster.modify, 1, USHRT_MAX + 1)
self.assertRaises(OverflowError, pollster.poll, INT_MAX + 1)
self.assertRaises(OverflowError, pollster.poll, UINT_MAX + 1)