blob: 8b662c0b6a90efd87d6a0782f75a2e80a7e12945 [file] [log] [blame]
# Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
import logging, os, stat
from autotest_lib.client.bin import test
from autotest_lib.client.common_lib import error
class network_3GGobiPorts(test.test):
version = 1
def run_once(self):
failed_ports = []
ports = ['/dev/ttyUSB0', '/dev/ttyUSB1', '/dev/ttyUSB2']
for port in ports:
if not os.path.exists(port):
logging.error('Port %s does not exist.' % port)
mode = os.stat(port).st_mode
if not stat.S_ISCHR(mode):
logging.error('Port %s is not a character device. mode = %s' % (
port, mode))
continue'Port %s is a character device.' % port)
if failed_ports:
raise error.TestFail('Ports [%s] are missing or not char devices' %
', '.join(failed_ports))