diff options
Diffstat (limited to 'Lib/test/test_devpoll.py')
| -rw-r--r-- | Lib/test/test_devpoll.py | 41 |
1 files changed, 36 insertions, 5 deletions
diff --git a/Lib/test/test_devpoll.py b/Lib/test/test_devpoll.py index 9129ac0cb1..955618ae15 100644 --- a/Lib/test/test_devpoll.py +++ b/Lib/test/test_devpoll.py @@ -2,13 +2,15 @@ # Initial tests are copied as is from "test_poll.py" -import os, select, random, unittest, sys +import os +import random +import select +import sys +import unittest from test.support import TESTFN, run_unittest, cpython_only -try: - select.devpoll -except AttributeError: - raise unittest.SkipTest("select.devpoll not defined -- skipping test_devpoll") +if not hasattr(select, 'devpoll') : + raise unittest.SkipTest('test works only on Solaris OS family') def find_ready_matching(ready, flag): @@ -87,6 +89,35 @@ class DevPollTests(unittest.TestCase): self.assertRaises(OverflowError, pollster.poll, 1 << 63) self.assertRaises(OverflowError, pollster.poll, 1 << 64) + def test_close(self): + open_file = open(__file__, "rb") + self.addCleanup(open_file.close) + fd = open_file.fileno() + devpoll = select.devpoll() + + # test fileno() method and closed attribute + self.assertIsInstance(devpoll.fileno(), int) + self.assertFalse(devpoll.closed) + + # test close() + devpoll.close() + self.assertTrue(devpoll.closed) + self.assertRaises(ValueError, devpoll.fileno) + + # close() can be called more than once + devpoll.close() + + # operations must fail with ValueError("I/O operation on closed ...") + self.assertRaises(ValueError, devpoll.modify, fd, select.POLLIN) + self.assertRaises(ValueError, devpoll.poll) + self.assertRaises(ValueError, devpoll.register, fd, fd, select.POLLIN) + self.assertRaises(ValueError, devpoll.unregister, fd) + + def test_fd_non_inheritable(self): + devpoll = select.devpoll() + self.addCleanup(devpoll.close) + self.assertEqual(os.get_inheritable(devpoll.fileno()), False) + def test_events_mask_overflow(self): pollster = select.devpoll() w, r = os.pipe() |