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#!/usr/bin/env python
# Copyright 2017 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""
Unit tests for some APIs with conditional logic in adb_wrapper.py
"""
import unittest
from devil import devil_env
from devil.android import device_errors
from devil.android.sdk import adb_wrapper
with devil_env.SysPath(devil_env.PYMOCK_PATH):
import mock # pylint: disable=import-error
class AdbWrapperTest(unittest.TestCase):
def setUp(self):
self.device_serial = 'ABC12345678'
self.adb = adb_wrapper.AdbWrapper(self.device_serial)
def _MockRunDeviceAdbCmd(self, return_value):
return mock.patch.object(
self.adb,
'_RunDeviceAdbCmd',
mock.Mock(side_effect=None, return_value=return_value))
def testDisableVerityWhenDisabled(self):
with self._MockRunDeviceAdbCmd('Verity already disabled on /system'):
self.adb.DisableVerity()
def testDisableVerityWhenEnabled(self):
with self._MockRunDeviceAdbCmd(
'Verity disabled on /system\nNow reboot your device for settings to '
'take effect'):
self.adb.DisableVerity()
def testEnableVerityWhenEnabled(self):
with self._MockRunDeviceAdbCmd('Verity already enabled on /system'):
self.adb.EnableVerity()
def testEnableVerityWhenDisabled(self):
with self._MockRunDeviceAdbCmd(
'Verity enabled on /system\nNow reboot your device for settings to '
'take effect'):
self.adb.EnableVerity()
def testFailEnableVerity(self):
with self._MockRunDeviceAdbCmd('error: closed'):
self.assertRaises(
device_errors.AdbCommandFailedError, self.adb.EnableVerity)
def testFailDisableVerity(self):
with self._MockRunDeviceAdbCmd('error: closed'):
self.assertRaises(
device_errors.AdbCommandFailedError, self.adb.DisableVerity)
@mock.patch('devil.utils.cmd_helper.GetCmdStatusAndOutputWithTimeout')
def testDeviceUnreachable(self, get_cmd_mock):
get_cmd_mock.return_value = (
1, "error: device '%s' not found" % self.device_serial)
self.assertRaises(
device_errors.DeviceUnreachableError, self.adb.Shell, '/bin/true')
@mock.patch('devil.utils.cmd_helper.GetCmdStatusAndOutputWithTimeout')
def testWaitingForDevice(self, get_cmd_mock):
get_cmd_mock.return_value = (1, '- waiting for device - ')
self.assertRaises(
device_errors.DeviceUnreachableError, self.adb.Shell, '/bin/true')
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