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#!/usr/bin/env python
# Copyright 2015 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).
The test will invoke real devices
"""
import os
import posixpath
import sys
import tempfile
import unittest
if __name__ == '__main__':
sys.path.append(
os.path.abspath(os.path.join(
os.path.dirname(__file__),
'..',
'..',
)))
from devil.android import device_test_case
from devil.android import device_utils
from devil.android.sdk import adb_wrapper
from devil.utils import cmd_helper
_OLD_CONTENTS = "foo"
_NEW_CONTENTS = "bar"
_DEVICE_DIR = "/data/local/tmp/device_utils_test"
_SUB_DIR = "sub"
_SUB_DIR1 = "sub1"
_SUB_DIR2 = "sub2"
class DeviceUtilsPushDeleteFilesTest(device_test_case.DeviceTestCase):
def setUp(self):
super(DeviceUtilsPushDeleteFilesTest, self).setUp()
self.adb = adb_wrapper.AdbWrapper(self.serial)
self.adb.WaitForDevice()
self.device = device_utils.DeviceUtils(
self.adb, default_timeout=10, default_retries=0)
@staticmethod
def _MakeTempFile(contents):
"""Make a temporary file with the given contents.
Args:
contents: string to write to the temporary file.
Returns:
the tuple contains the absolute path to the file and the file name
"""
fi, path = tempfile.mkstemp(text=True)
with os.fdopen(fi, 'w') as f:
f.write(contents)
file_name = os.path.basename(path)
return (path, file_name)
@staticmethod
def _MakeTempFileGivenDir(directory, contents):
"""Make a temporary file under the given directory
with the given contents
Args:
directory: the temp directory to create the file
contents: string to write to the temp file
Returns:
the list contains the absolute path to the file and the file name
"""
fi, path = tempfile.mkstemp(dir=directory, text=True)
with os.fdopen(fi, 'w') as f:
f.write(contents)
file_name = os.path.basename(path)
return (path, file_name)
@staticmethod
def _ChangeTempFile(path, contents):
with os.open(path, 'w') as f:
f.write(contents)
@staticmethod
def _DeleteTempFile(path):
os.remove(path)
def testPushChangedFiles_noFileChange(self):
(host_file_path, file_name) = self._MakeTempFile(_OLD_CONTENTS)
device_file_path = "%s/%s" % (_DEVICE_DIR, file_name)
self.adb.Push(host_file_path, device_file_path)
self.device.PushChangedFiles([(host_file_path, device_file_path)])
result = self.device.RunShellCommand(['cat', device_file_path],
check_return=True,
single_line=True)
self.assertEqual(_OLD_CONTENTS, result)
cmd_helper.RunCmd(['rm', host_file_path])
self.device.RemovePath(_DEVICE_DIR, recursive=True, force=True)
def testPushChangedFiles_singleFileChange(self):
(host_file_path, file_name) = self._MakeTempFile(_OLD_CONTENTS)
device_file_path = "%s/%s" % (_DEVICE_DIR, file_name)
self.adb.Push(host_file_path, device_file_path)
with open(host_file_path, 'w') as f:
f.write(_NEW_CONTENTS)
self.device.PushChangedFiles([(host_file_path, device_file_path)])
result = self.device.RunShellCommand(['cat', device_file_path],
check_return=True,
single_line=True)
self.assertEqual(_NEW_CONTENTS, result)
cmd_helper.RunCmd(['rm', host_file_path])
self.device.RemovePath(_DEVICE_DIR, recursive=True, force=True)
def testDeleteFiles(self):
host_tmp_dir = tempfile.mkdtemp()
(host_file_path, file_name) = self._MakeTempFileGivenDir(
host_tmp_dir, _OLD_CONTENTS)
device_file_path = "%s/%s" % (_DEVICE_DIR, file_name)
self.adb.Push(host_file_path, device_file_path)
cmd_helper.RunCmd(['rm', host_file_path])
self.device.PushChangedFiles([(host_tmp_dir, _DEVICE_DIR)],
delete_device_stale=True)
filenames = self.device.ListDirectory(_DEVICE_DIR)
self.assertEqual([], filenames)
cmd_helper.RunCmd(['rm', '-rf', host_tmp_dir])
self.device.RemovePath(_DEVICE_DIR, recursive=True, force=True)
def testPushAndDeleteFiles_noSubDir(self):
host_tmp_dir = tempfile.mkdtemp()
(host_file_path1, file_name1) = self._MakeTempFileGivenDir(
host_tmp_dir, _OLD_CONTENTS)
(host_file_path2, file_name2) = self._MakeTempFileGivenDir(
host_tmp_dir, _OLD_CONTENTS)
device_file_path1 = "%s/%s" % (_DEVICE_DIR, file_name1)
device_file_path2 = "%s/%s" % (_DEVICE_DIR, file_name2)
self.adb.Push(host_file_path1, device_file_path1)
self.adb.Push(host_file_path2, device_file_path2)
with open(host_file_path1, 'w') as f:
f.write(_NEW_CONTENTS)
cmd_helper.RunCmd(['rm', host_file_path2])
self.device.PushChangedFiles([(host_tmp_dir, _DEVICE_DIR)],
delete_device_stale=True)
result = self.device.RunShellCommand(['cat', device_file_path1],
check_return=True,
single_line=True)
self.assertEqual(_NEW_CONTENTS, result)
filenames = self.device.ListDirectory(_DEVICE_DIR)
self.assertEqual([file_name1], filenames)
cmd_helper.RunCmd(['rm', '-rf', host_tmp_dir])
self.device.RemovePath(_DEVICE_DIR, recursive=True, force=True)
def testPushAndDeleteFiles_SubDir(self):
host_tmp_dir = tempfile.mkdtemp()
host_sub_dir1 = "%s/%s" % (host_tmp_dir, _SUB_DIR1)
host_sub_dir2 = "%s/%s/%s" % (host_tmp_dir, _SUB_DIR, _SUB_DIR2)
cmd_helper.RunCmd(['mkdir', '-p', host_sub_dir1])
cmd_helper.RunCmd(['mkdir', '-p', host_sub_dir2])
(host_file_path1, file_name1) = self._MakeTempFileGivenDir(
host_tmp_dir, _OLD_CONTENTS)
(host_file_path2, file_name2) = self._MakeTempFileGivenDir(
host_tmp_dir, _OLD_CONTENTS)
(host_file_path3, file_name3) = self._MakeTempFileGivenDir(
host_sub_dir1, _OLD_CONTENTS)
(host_file_path4, file_name4) = self._MakeTempFileGivenDir(
host_sub_dir2, _OLD_CONTENTS)
device_file_path1 = "%s/%s" % (_DEVICE_DIR, file_name1)
device_file_path2 = "%s/%s" % (_DEVICE_DIR, file_name2)
device_file_path3 = "%s/%s/%s" % (_DEVICE_DIR, _SUB_DIR1, file_name3)
device_file_path4 = "%s/%s/%s/%s" % (_DEVICE_DIR, _SUB_DIR, _SUB_DIR2,
file_name4)
self.adb.Push(host_file_path1, device_file_path1)
self.adb.Push(host_file_path2, device_file_path2)
self.adb.Push(host_file_path3, device_file_path3)
self.adb.Push(host_file_path4, device_file_path4)
with open(host_file_path1, 'w') as f:
f.write(_NEW_CONTENTS)
cmd_helper.RunCmd(['rm', host_file_path2])
cmd_helper.RunCmd(['rm', host_file_path4])
self.device.PushChangedFiles([(host_tmp_dir, _DEVICE_DIR)],
delete_device_stale=True)
result = self.device.RunShellCommand(['cat', device_file_path1],
check_return=True,
single_line=True)
self.assertEqual(_NEW_CONTENTS, result)
filenames = self.device.ListDirectory(_DEVICE_DIR)
self.assertIn(file_name1, filenames)
self.assertIn(_SUB_DIR1, filenames)
self.assertIn(_SUB_DIR, filenames)
self.assertEqual(3, len(filenames))
result = self.device.RunShellCommand(['cat', device_file_path3],
check_return=True,
single_line=True)
self.assertEqual(_OLD_CONTENTS, result)
filenames = self.device.ListDirectory(
posixpath.join(_DEVICE_DIR, _SUB_DIR, _SUB_DIR2))
self.assertEqual([], filenames)
cmd_helper.RunCmd(['rm', '-rf', host_tmp_dir])
self.device.RemovePath(_DEVICE_DIR, recursive=True, force=True)
def testPushWithStaleDirectories(self):
# Make a few files and directories to push.
host_tmp_dir = tempfile.mkdtemp()
host_sub_dir1 = '%s/%s' % (host_tmp_dir, _SUB_DIR1)
host_sub_dir2 = "%s/%s/%s" % (host_tmp_dir, _SUB_DIR, _SUB_DIR2)
os.makedirs(host_sub_dir1)
os.makedirs(host_sub_dir2)
self._MakeTempFileGivenDir(host_sub_dir1, _OLD_CONTENTS)
self._MakeTempFileGivenDir(host_sub_dir2, _OLD_CONTENTS)
# Push all our created files/directories and verify they're on the device.
self.device.PushChangedFiles([(host_tmp_dir, _DEVICE_DIR)],
delete_device_stale=True)
top_level_dirs = self.device.ListDirectory(_DEVICE_DIR)
self.assertIn(_SUB_DIR1, top_level_dirs)
self.assertIn(_SUB_DIR, top_level_dirs)
sub_dir = self.device.ListDirectory('%s/%s' % (_DEVICE_DIR, _SUB_DIR))
self.assertIn(_SUB_DIR2, sub_dir)
# Remove one of the directories on the host and push again.
cmd_helper.RunCmd(['rm', '-rf', host_sub_dir2])
self.device.PushChangedFiles([(host_tmp_dir, _DEVICE_DIR)],
delete_device_stale=True)
# Verify that the directory we removed is no longer on the device, but the
# other directories still are.
top_level_dirs = self.device.ListDirectory(_DEVICE_DIR)
self.assertIn(_SUB_DIR1, top_level_dirs)
self.assertIn(_SUB_DIR, top_level_dirs)
sub_dir = self.device.ListDirectory('%s/%s' % (_DEVICE_DIR, _SUB_DIR))
self.assertEqual([], sub_dir)
def testRestartAdbd(self):
def get_adbd_pid():
try:
return next(p.pid for p in self.device.ListProcesses('adbd'))
except StopIteration:
self.fail('Unable to find adbd')
old_adbd_pid = get_adbd_pid()
self.device.RestartAdbd()
new_adbd_pid = get_adbd_pid()
self.assertNotEqual(old_adbd_pid, new_adbd_pid)
def testEnableRoot(self):
self.device.SetProp('service.adb.root', '0')
self.device.RestartAdbd()
self.assertFalse(self.device.HasRoot())
self.assertIn(self.device.GetProp('service.adb.root'), ('', '0'))
self.device.EnableRoot()
self.assertTrue(self.device.HasRoot())
self.assertEquals(self.device.GetProp('service.adb.root'), '1')
class PsOutputCompatibilityTests(device_test_case.DeviceTestCase):
def setUp(self):
super(PsOutputCompatibilityTests, self).setUp()
self.adb = adb_wrapper.AdbWrapper(self.serial)
self.adb.WaitForDevice()
self.device = device_utils.DeviceUtils(self.adb, default_retries=0)
def testPsOutoutCompatibility(self):
# pylint: disable=protected-access
lines = self.device._GetPsOutput(None)
# Check column names at each index match expected values.
header = lines[0].split()
for column, idx in device_utils._PS_COLUMNS.iteritems():
column = column.upper()
self.assertEqual(
header[idx], column,
'Expected column %s at index %d but found %s\nsource: %r' %
(column, idx, header[idx], lines[0]))
# Check pid and ppid are numeric values.
for line in lines[1:]:
row = line.split()
row = {k: row[i] for k, i in device_utils._PS_COLUMNS.iteritems()}
for key in ('pid', 'ppid'):
self.assertTrue(
row[key].isdigit(),
'Expected numeric %s value but found %r\nsource: %r' %
(key, row[key], line))
if __name__ == '__main__':
unittest.main()
|
