Method test_register_file

Lib/test/test_selectors.py:560–568

(self)

    SELECTOR = getattr(selectors, 'EpollSelector', None)

    def test_register_file(self):
        # epoll(7) returns EPERM when given a file to watch
        s = self.SELECTOR()
        with tempfile.NamedTemporaryFile() as f:
            with self.assertRaises(IOError):
                s.register(f, selectors.EVENT_READ)
            # the SelectorKey has been removed
            with self.assertRaises(KeyError):
                s.get_key(f)


@unittest.skipUnless(hasattr(selectors, 'KqueueSelector'),