Method testInvalidFd

Lib/test/test_io/test_fileio.py:621–626

(self)

        self.assertRaises(ValueError, self.FileIO, bytes(fn_with_NUL, 'ascii'), 'w')

    def testInvalidFd(self):
        self.assertRaises(ValueError, self.FileIO, -10)
        self.assertRaises(OSError, self.FileIO, make_bad_fd())
        if sys.platform == 'win32':
            import msvcrt
            self.assertRaises(OSError, msvcrt.get_osfhandle, make_bad_fd())

    def testBooleanFd(self):
        for fd in False, True: