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# Copyright 2014 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 the contents of device_utils.py (mostly DeviceUtils).
"""
# pylint: disable=C0321
# pylint: disable=W0212
# pylint: disable=W0613
import os
import sys
import unittest
from pylib import android_commands
from pylib import constants
from pylib.device import adb_wrapper
from pylib.device import device_errors
from pylib.device import device_utils
sys.path.append(os.path.join(
constants.DIR_SOURCE_ROOT, 'third_party', 'android_testrunner'))
import run_command as atr_run_command
sys.path.append(os.path.join(
constants.DIR_SOURCE_ROOT, 'third_party', 'pymock'))
import mock # pylint: disable=F0401
class DeviceUtilsTest(unittest.TestCase):
def testInitWithStr(self):
serial_as_str = str('0123456789abcdef')
d = device_utils.DeviceUtils('0123456789abcdef')
self.assertEqual(serial_as_str, d.old_interface.GetDevice())
def testInitWithUnicode(self):
serial_as_unicode = unicode('fedcba9876543210')
d = device_utils.DeviceUtils(serial_as_unicode)
self.assertEqual(serial_as_unicode, d.old_interface.GetDevice())
def testInitWithAdbWrapper(self):
serial = '123456789abcdef0'
a = adb_wrapper.AdbWrapper(serial)
d = device_utils.DeviceUtils(a)
self.assertEqual(serial, d.old_interface.GetDevice())
def testInitWithAndroidCommands(self):
serial = '0fedcba987654321'
a = android_commands.AndroidCommands(device=serial)
d = device_utils.DeviceUtils(a)
self.assertEqual(serial, d.old_interface.GetDevice())
def testInitWithNone(self):
d = device_utils.DeviceUtils(None)
self.assertIsNone(d.old_interface.GetDevice())
class DeviceUtilsOldImplTest(unittest.TestCase):
class AndroidCommandsCalls(object):
def __init__(self, test_case, cmd_ret):
self._cmds = cmd_ret
self._test_case = test_case
self._total_received = 0
def __enter__(self):
atr_run_command.RunCommand = mock.Mock()
atr_run_command.RunCommand.side_effect = lambda c, **kw: self._ret(c)
def _ret(self, actual_cmd):
on_failure_fmt = ('\n'
' received command: %s\n'
' expected command: %s')
self._test_case.assertGreater(
len(self._cmds), self._total_received,
msg=on_failure_fmt % (actual_cmd, None))
expected_cmd, ret = self._cmds[self._total_received]
self._total_received += 1
self._test_case.assertEqual(
actual_cmd, expected_cmd,
msg=on_failure_fmt % (actual_cmd, expected_cmd))
return ret
def __exit__(self, exc_type, _exc_val, exc_trace):
if exc_type is None:
on_failure = "adb commands don't match.\nExpected:%s\nActual:%s" % (
''.join('\n %s' % c for c, _ in self._cmds),
''.join('\n %s' % a[0]
for _, a, kw in atr_run_command.RunCommand.mock_calls))
self._test_case.assertEqual(
len(self._cmds), len(atr_run_command.RunCommand.mock_calls),
msg=on_failure)
for (expected_cmd, _r), (_n, actual_args, actual_kwargs) in zip(
self._cmds, atr_run_command.RunCommand.mock_calls):
self._test_case.assertEqual(1, len(actual_args), msg=on_failure)
self._test_case.assertEqual(expected_cmd, actual_args[0],
msg=on_failure)
self._test_case.assertTrue('timeout_time' in actual_kwargs,
msg=on_failure)
self._test_case.assertTrue('retry_count' in actual_kwargs,
msg=on_failure)
def assertOldImplCalls(self, cmd, ret):
return type(self).AndroidCommandsCalls(self, [(cmd, ret)])
def assertOldImplCallsSequence(self, cmd_ret):
return type(self).AndroidCommandsCalls(self, cmd_ret)
def setUp(self):
self.device = device_utils.DeviceUtils(
'0123456789abcdef', default_timeout=1, default_retries=0)
def testIsOnline_true(self):
with self.assertOldImplCalls('adb -s 0123456789abcdef get-state',
'device\r\n'):
self.assertTrue(self.device.IsOnline())
def testIsOnline_false(self):
with self.assertOldImplCalls('adb -s 0123456789abcdef get-state', '\r\n'):
self.assertFalse(self.device.IsOnline())
def testHasRoot_true(self):
with self.assertOldImplCalls("adb -s 0123456789abcdef shell 'ls /root'",
'foo\r\n'):
self.assertTrue(self.device.HasRoot())
def testHasRoot_false(self):
with self.assertOldImplCalls("adb -s 0123456789abcdef shell 'ls /root'",
'Permission denied\r\n'):
self.assertFalse(self.device.HasRoot())
def testEnableRoot_succeeds(self):
with self.assertOldImplCallsSequence([
('adb -s 0123456789abcdef shell getprop ro.build.type',
'userdebug\r\n'),
('adb -s 0123456789abcdef root', 'restarting adbd as root\r\n'),
('adb -s 0123456789abcdef wait-for-device', ''),
('adb -s 0123456789abcdef wait-for-device', '')]):
self.device.EnableRoot()
def testEnableRoot_userBuild(self):
with self.assertOldImplCallsSequence([
('adb -s 0123456789abcdef shell getprop ro.build.type', 'user\r\n')]):
with self.assertRaises(device_errors.CommandFailedError):
self.device.EnableRoot()
def testEnableRoot_rootFails(self):
with self.assertOldImplCallsSequence([
('adb -s 0123456789abcdef shell getprop ro.build.type',
'userdebug\r\n'),
('adb -s 0123456789abcdef root', 'no\r\n'),
('adb -s 0123456789abcdef wait-for-device', '')]):
with self.assertRaises(device_errors.CommandFailedError):
self.device.EnableRoot()
def testGetExternalStoragePath_succeeds(self):
fakeStoragePath = '/fake/storage/path'
with self.assertOldImplCalls(
"adb -s 0123456789abcdef shell 'echo $EXTERNAL_STORAGE'",
'%s\r\n' % fakeStoragePath):
self.assertEquals(fakeStoragePath,
self.device.GetExternalStoragePath())
def testGetExternalStoragePath_fails(self):
with self.assertOldImplCalls(
"adb -s 0123456789abcdef shell 'echo $EXTERNAL_STORAGE'", '\r\n'):
with self.assertRaises(device_errors.CommandFailedError):
self.device.GetExternalStoragePath()
def testWaitUntilFullyBooted_succeedsNoWifi(self):
with self.assertOldImplCallsSequence([
# AndroidCommands.WaitForSystemBootCompleted
('adb -s 0123456789abcdef wait-for-device', ''),
('adb -s 0123456789abcdef shell getprop sys.boot_completed', '1\r\n'),
# AndroidCommands.WaitForDevicePm
('adb -s 0123456789abcdef wait-for-device', ''),
('adb -s 0123456789abcdef shell pm path android',
'package:this.is.a.test.package'),
# AndroidCommands.WaitForSdCardReady
("adb -s 0123456789abcdef shell 'echo $EXTERNAL_STORAGE'",
'/fake/storage/path'),
("adb -s 0123456789abcdef shell 'ls /fake/storage/path'",
'nothing\r\n')
]):
self.device.WaitUntilFullyBooted(wifi=False)
def testWaitUntilFullyBooted_succeedsWithWifi(self):
with self.assertOldImplCallsSequence([
# AndroidCommands.WaitForSystemBootCompleted
('adb -s 0123456789abcdef wait-for-device', ''),
('adb -s 0123456789abcdef shell getprop sys.boot_completed', '1\r\n'),
# AndroidCommands.WaitForDevicePm
('adb -s 0123456789abcdef wait-for-device', ''),
('adb -s 0123456789abcdef shell pm path android',
'package:this.is.a.test.package'),
# AndroidCommands.WaitForSdCardReady
("adb -s 0123456789abcdef shell 'echo $EXTERNAL_STORAGE'",
'/fake/storage/path'),
("adb -s 0123456789abcdef shell 'ls /fake/storage/path'",
'nothing\r\n'),
# wait for wifi
("adb -s 0123456789abcdef shell 'dumpsys wifi'", 'Wi-Fi is enabled')]):
self.device.WaitUntilFullyBooted(wifi=True)
def testWaitUntilFullyBooted_bootFails(self):
with mock.patch('time.sleep'):
with self.assertOldImplCallsSequence([
# AndroidCommands.WaitForSystemBootCompleted
('adb -s 0123456789abcdef wait-for-device', ''),
('adb -s 0123456789abcdef shell getprop sys.boot_completed',
'0\r\n')]):
with self.assertRaises(device_errors.CommandTimeoutError):
self.device.WaitUntilFullyBooted(wifi=False)
def testWaitUntilFullyBooted_devicePmFails(self):
with mock.patch('time.sleep'):
with self.assertOldImplCallsSequence([
# AndroidCommands.WaitForSystemBootCompleted
('adb -s 0123456789abcdef wait-for-device', ''),
('adb -s 0123456789abcdef shell getprop sys.boot_completed',
'1\r\n')]
# AndroidCommands.WaitForDevicePm
+ 3 * ([('adb -s 0123456789abcdef wait-for-device', '')]
+ 24 * [('adb -s 0123456789abcdef shell pm path android', '\r\n')]
+ [("adb -s 0123456789abcdef shell 'stop'", '\r\n'),
("adb -s 0123456789abcdef shell 'start'", '\r\n')])):
with self.assertRaises(device_errors.CommandTimeoutError):
self.device.WaitUntilFullyBooted(wifi=False)
def testWaitUntilFullyBooted_sdCardReadyFails_noPath(self):
with mock.patch('time.sleep'):
with self.assertOldImplCallsSequence([
# AndroidCommands.WaitForSystemBootCompleted
('adb -s 0123456789abcdef wait-for-device', ''),
('adb -s 0123456789abcdef shell getprop sys.boot_completed',
'1\r\n'),
# AndroidCommands.WaitForDevicePm
('adb -s 0123456789abcdef wait-for-device', ''),
('adb -s 0123456789abcdef shell pm path android',
'package:this.is.a.test.package'),
("adb -s 0123456789abcdef shell 'echo $EXTERNAL_STORAGE'", '\r\n')]):
with self.assertRaises(device_errors.CommandFailedError):
self.device.WaitUntilFullyBooted(wifi=False)
def testWaitUntilFullyBooted_sdCardReadyFails_emptyPath(self):
with mock.patch('time.sleep'):
with self.assertOldImplCallsSequence([
# AndroidCommands.WaitForSystemBootCompleted
('adb -s 0123456789abcdef wait-for-device', ''),
('adb -s 0123456789abcdef shell getprop sys.boot_completed',
'1\r\n'),
# AndroidCommands.WaitForDevicePm
('adb -s 0123456789abcdef wait-for-device', ''),
('adb -s 0123456789abcdef shell pm path android',
'package:this.is.a.test.package'),
("adb -s 0123456789abcdef shell 'echo $EXTERNAL_STORAGE'",
'/fake/storage/path\r\n'),
("adb -s 0123456789abcdef shell 'ls /fake/storage/path'", '')]):
with self.assertRaises(device_errors.CommandTimeoutError):
self.device.WaitUntilFullyBooted(wifi=False)
def testReboot_nonBlocking(self):
with mock.patch('time.sleep'):
with self.assertOldImplCallsSequence([
('adb -s 0123456789abcdef reboot', ''),
('adb -s 0123456789abcdef get-state', 'unknown\r\n'),
('adb -s 0123456789abcdef wait-for-device', ''),
('adb -s 0123456789abcdef shell pm path android',
'package:this.is.a.test.package'),
("adb -s 0123456789abcdef shell 'echo $EXTERNAL_STORAGE'",
'/fake/storage/path\r\n'),
("adb -s 0123456789abcdef shell 'ls /fake/storage/path'",
'nothing\r\n')]):
self.device.Reboot(block=False)
def testReboot_blocking(self):
with mock.patch('time.sleep'):
with self.assertOldImplCallsSequence([
('adb -s 0123456789abcdef reboot', ''),
('adb -s 0123456789abcdef get-state', 'unknown\r\n'),
('adb -s 0123456789abcdef wait-for-device', ''),
('adb -s 0123456789abcdef shell pm path android',
'package:this.is.a.test.package'),
("adb -s 0123456789abcdef shell 'echo $EXTERNAL_STORAGE'",
'/fake/storage/path\r\n'),
("adb -s 0123456789abcdef shell 'ls /fake/storage/path'",
'nothing\r\n'),
('adb -s 0123456789abcdef wait-for-device', ''),
('adb -s 0123456789abcdef shell getprop sys.boot_completed',
'1\r\n'),
('adb -s 0123456789abcdef wait-for-device', ''),
('adb -s 0123456789abcdef shell pm path android',
'package:this.is.a.test.package'),
("adb -s 0123456789abcdef shell 'ls /fake/storage/path'",
'nothing\r\n')]):
self.device.Reboot(block=True)
def testInstall_noPriorInstall(self):
with mock.patch('os.path.isfile', return_value=True), (
mock.patch('pylib.utils.apk_helper.GetPackageName',
return_value='this.is.a.test.package')):
with self.assertOldImplCallsSequence([
("adb -s 0123456789abcdef shell 'pm path this.is.a.test.package'",
''),
("adb -s 0123456789abcdef install /fake/test/app.apk",
'Success\r\n')]):
self.device.Install('/fake/test/app.apk', retries=0)
def testInstall_differentPriorInstall(self):
def mockGetFilesChanged(host_path, device_path, ignore_filenames):
return [(host_path, device_path)]
# Pylint raises a false positive "operator not preceded by a space"
# warning below.
# pylint: disable=C0322
with mock.patch('os.path.isfile', return_value=True), (
mock.patch('os.path.exists', return_value=True)), (
mock.patch('pylib.utils.apk_helper.GetPackageName',
return_value='this.is.a.test.package')), (
mock.patch('pylib.constants.GetOutDirectory',
return_value='/fake/test/out')), (
mock.patch('pylib.android_commands.AndroidCommands.GetFilesChanged',
side_effect=mockGetFilesChanged)):
# pylint: enable=C0322
with self.assertOldImplCallsSequence([
("adb -s 0123456789abcdef shell 'pm path this.is.a.test.package'",
'package:/fake/data/app/this.is.a.test.package.apk\r\n'),
# GetFilesChanged is mocked, so its adb calls are omitted.
('adb -s 0123456789abcdef uninstall this.is.a.test.package',
'Success\r\n'),
('adb -s 0123456789abcdef install /fake/test/app.apk',
'Success\r\n')]):
self.device.Install('/fake/test/app.apk', retries=0)
def testInstall_differentPriorInstall_reinstall(self):
def mockGetFilesChanged(host_path, device_path, ignore_filenames):
return [(host_path, device_path)]
# Pylint raises a false positive "operator not preceded by a space"
# warning below.
# pylint: disable=C0322
with mock.patch('os.path.isfile', return_value=True), (
mock.patch('pylib.utils.apk_helper.GetPackageName',
return_value='this.is.a.test.package')), (
mock.patch('pylib.constants.GetOutDirectory',
return_value='/fake/test/out')), (
mock.patch('pylib.android_commands.AndroidCommands.GetFilesChanged',
side_effect=mockGetFilesChanged)):
# pylint: enable=C0322
with self.assertOldImplCallsSequence([
("adb -s 0123456789abcdef shell 'pm path this.is.a.test.package'",
'package:/fake/data/app/this.is.a.test.package.apk\r\n'),
# GetFilesChanged is mocked, so its adb calls are omitted.
('adb -s 0123456789abcdef install -r /fake/test/app.apk',
'Success\r\n')]):
self.device.Install('/fake/test/app.apk', reinstall=True, retries=0)
def testInstall_identicalPriorInstall(self):
def mockGetFilesChanged(host_path, device_path, ignore_filenames):
return []
with mock.patch('pylib.utils.apk_helper.GetPackageName',
return_value='this.is.a.test.package'), (
mock.patch('pylib.android_commands.AndroidCommands.GetFilesChanged',
side_effect=mockGetFilesChanged)):
with self.assertOldImplCallsSequence([
("adb -s 0123456789abcdef shell 'pm path this.is.a.test.package'",
'package:/fake/data/app/this.is.a.test.package.apk\r\n')
# GetFilesChanged is mocked, so its adb calls are omitted.
]):
self.device.Install('/fake/test/app.apk', retries=0)
def testInstall_fails(self):
with mock.patch('os.path.isfile', return_value=True), (
mock.patch('pylib.utils.apk_helper.GetPackageName',
return_value='this.is.a.test.package')):
with self.assertOldImplCallsSequence([
("adb -s 0123456789abcdef shell 'pm path this.is.a.test.package'",
''),
("adb -s 0123456789abcdef install /fake/test/app.apk",
'Failure\r\n')]):
with self.assertRaises(device_errors.CommandFailedError):
self.device.Install('/fake/test/app.apk', retries=0)
def testRunShellCommand_commandAsList(self):
with self.assertOldImplCalls(
"adb -s 0123456789abcdef shell 'pm list packages'",
'pacakge:android\r\n'):
self.device.RunShellCommand(['pm', 'list', 'packages'])
def testRunShellCommand_commandAsString(self):
with self.assertOldImplCalls(
"adb -s 0123456789abcdef shell 'dumpsys wifi'",
'Wi-Fi is enabled\r\n'):
self.device.RunShellCommand('dumpsys wifi')
def testRunShellCommand_withSu(self):
with self.assertOldImplCallsSequence([
("adb -s 0123456789abcdef shell 'ls /root'", 'Permission denied\r\n'),
("adb -s 0123456789abcdef shell 'su -c setprop service.adb.root 0'",
'')]):
self.device.RunShellCommand('setprop service.adb.root 0', root=True)
def testRunShellCommand_withRoot(self):
with self.assertOldImplCallsSequence([
("adb -s 0123456789abcdef shell 'ls /root'", 'hello\r\nworld\r\n'),
("adb -s 0123456789abcdef shell 'setprop service.adb.root 0'", '')]):
self.device.RunShellCommand('setprop service.adb.root 0', root=True)
def testRunShellCommand_checkReturn_success(self):
with self.assertOldImplCalls(
"adb -s 0123456789abcdef shell 'echo $ANDROID_DATA; echo %$?'",
'/data\r\n%0\r\n'):
self.device.RunShellCommand('echo $ANDROID_DATA', check_return=True)
def testRunShellCommand_checkReturn_failure(self):
with self.assertOldImplCalls(
"adb -s 0123456789abcdef shell 'echo $ANDROID_DATA; echo %$?'",
'\r\n%1\r\n'):
with self.assertRaises(device_errors.CommandFailedError):
self.device.RunShellCommand('echo $ANDROID_DATA', check_return=True)
if __name__ == '__main__':
unittest.main(verbosity=2)
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