Method test_isatty

Lib/test/test_os.py:2510–2511

(self)

    @unittest.skipUnless(hasattr(os, 'isatty'), 'test needs os.isatty()')
    def test_isatty(self):
        self.assertEqual(os.isatty(os_helper.make_bad_fd()), False)

    @unittest.skipUnless(hasattr(os, 'closerange'), 'test needs os.closerange()')
    def test_closerange(self):