diff options
Diffstat (limited to 'Lib/test/test_devpoll.py')
| -rw-r--r-- | Lib/test/test_devpoll.py | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/Lib/test/test_devpoll.py b/Lib/test/test_devpoll.py index 819d9dc8832..9129ac0cb11 100644 --- a/Lib/test/test_devpoll.py +++ b/Lib/test/test_devpoll.py @@ -3,8 +3,7 @@ # Initial tests are copied as is from "test_poll.py" import os, select, random, unittest, sys -from test.support import TESTFN, run_unittest -from _testcapi import USHRT_MAX +from test.support import TESTFN, run_unittest, cpython_only try: select.devpoll @@ -94,8 +93,18 @@ class DevPollTests(unittest.TestCase): pollster.register(w) # Issue #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_events_mask_overflow_c_limits(self): + from _testcapi import USHRT_MAX + pollster = select.devpoll() + w, r = os.pipe() + pollster.register(w) + # Issue #17919 + self.assertRaises(OverflowError, pollster.register, 0, USHRT_MAX + 1) self.assertRaises(OverflowError, pollster.modify, 1, USHRT_MAX + 1) |