test_network.py 文件源码

def test_get_network_interface_speed_not_supported(self, mock_ioctl):
        """
        Some drivers do not report the needed interface speed. In this case
        an C{IOError} with errno 95 is raised ("Operation not supported").
        If such an error is rasied, report the speed as -1.
        """
        sock = socket.socket(
            socket.AF_INET, socket.SOCK_DGRAM, socket.IPPROTO_IP)
        theerror = IOError()
        theerror.errno = 95
        theerror.message = "Operation not supported"

        # ioctl always raises
        mock_ioctl.side_effect = theerror

        result = get_network_interface_speed(sock, b"eth0")

        mock_ioctl.assert_called_with(ANY, ANY, ANY)

        self.assertEqual((-1, False), result)