1 # Copyright 2015 The Chromium OS Authors. All rights reserved. 2 # Use of this source code is governed by a BSD-style license that can be 3 # found in the LICENSE file. 4 5 import common 6 from autotest_lib.client.common_lib import error 7 from autotest_lib.server import test 8 9 10 class brillo_FastbootTest(test.test): 11 """Verify that a Brillo device can reboot into / out of fastboot.""" 12 version = 1 13 14 def run_once(self, host=None): 15 """Runs the test. 16 17 @param host: A host object representing the DUT. 18 19 @raise TestError: Something went wrong while trying to execute the test. 20 @raise TestFail: The test failed. 21 """ 22 # Make sure we're in ADB mode. 23 if not host.is_up(): 24 raise error.TestError('Device is not in ADB mode') 25 26 # Switch to fastboot (implies a reboot). 27 try: 28 host.ensure_bootloader_mode() 29 except error.AutoservError as e: 30 raise error.TestFail( 31 'Failed to reboot the device into fastboot: %s' % e) 32 33 # Now reboot back into ADB. 34 try: 35 host.ensure_adb_mode() 36 except error.AutoservError as e: 37 raise error.TestFail( 38 'Failed to reboot the device back to ADB: %s' % e) 39
