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# Copyright 2016 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.
import dependency_manager
import logging
import mock
import subprocess
import unittest
from battor import battor_error
from battor import battor_wrapper
from devil.utils import battor_device_mapping
from devil.utils import find_usb_devices
import serial
from serial.tools import list_ports
class DependencyManagerMock(object):
def __init__(self, _):
self._fetch_return = 'path'
self._version_return = 'cbaa843'
def FetchPath(self, _, *unused):
del unused
return self._fetch_return
def FetchPathWithVersion(self, _, *unused):
del unused
return self._fetch_return, self._version_return
class PopenMock(object):
def __init__(self, *unused):
pass
def poll(self):
pass
def kill(self):
pass
class IsBattOrConnectedTest(unittest.TestCase):
def setUp(self):
# Windows monkey patches.
self._serial_tools_return = []
self._comports = serial.tools.list_ports.comports
serial.tools.list_ports.comports = lambda: self._serial_tools_return
# Linux/Android monkey patches.
self._generate_serial_map_return = {}
self._generate_serial_map = battor_device_mapping.GenerateSerialMap
battor_device_mapping.GenerateSerialMap = (
lambda: self._generate_serial_map_return)
self._read_serial_map_file_return = {}
self._read_serial_map_file = battor_device_mapping.ReadSerialMapFile
battor_device_mapping.ReadSerialMapFile = (
lambda f: self._read_serial_map_file_return)
self._get_bus_number_to_device_tree_map = (
find_usb_devices.GetBusNumberToDeviceTreeMap)
find_usb_devices.GetBusNumberToDeviceTreeMap = lambda fast=None: {}
self._get_battor_list_return = []
self._get_battor_list = battor_device_mapping.GetBattOrList
battor_device_mapping.GetBattOrList = lambda x: self._get_battor_list_return
def tearDown(self):
serial.tools.list_ports.comports = self._comports
battor_device_mapping.GenerateSerialMap = self._generate_serial_map
battor_device_mapping.ReadSerialMapFile = self._read_serial_map_file
find_usb_devices.GetBusNumberToDeviceTreeMap = (
self._get_bus_number_to_device_tree_map)
battor_device_mapping.GetBattOrList = self._get_battor_list
def forceException(self):
raise NotImplementedError
def testAndroidWithBattOr(self):
self._generate_serial_map_return = {'abc': '123'}
self.assertTrue(battor_wrapper.IsBattOrConnected('android', 'abc'))
def testAndroidWithoutMatchingBattOr(self):
self._generate_serial_map_return = {'notabc': 'not123'}
self.assertFalse(battor_wrapper.IsBattOrConnected('android', 'abc'))
def testAndroidNoDevicePassed(self):
with self.assertRaises(ValueError):
battor_wrapper.IsBattOrConnected('android')
def testAndroidWithMapAndFile(self):
device_map = {'abc': '123'}
battor_device_mapping.ReadSerialMapFile = self.forceException
self.assertTrue(
battor_wrapper.IsBattOrConnected('android', android_device='abc',
android_device_map=device_map,
android_device_file='file'))
def testAndroidWithMap(self):
self.assertTrue(
battor_wrapper.IsBattOrConnected('android', android_device='abc',
android_device_map={'abc', '123'}))
def testAndroidWithFile(self):
self._read_serial_map_file_return = {'abc': '123'}
self.assertTrue(
battor_wrapper.IsBattOrConnected('android', android_device='abc',
android_device_file='file'))
def testLinuxWithBattOr(self):
self._get_battor_list_return = ['battor']
self.assertTrue(battor_wrapper.IsBattOrConnected('linux'))
def testLinuxWithoutBattOr(self):
self._get_battor_list_return = []
self.assertFalse(battor_wrapper.IsBattOrConnected('linux'))
def testMacWithBattOr(self):
self._serial_tools_return = [('/dev/tty.usbserial-MAA', 'BattOr v3.3', '')]
self.assertTrue(battor_wrapper.IsBattOrConnected('mac'))
def testMacWithoutBattOr(self):
self._serial_tools_return = [('/dev/tty.usbserial-MAA', 'not_one', '')]
self.assertFalse(battor_wrapper.IsBattOrConnected('mac'))
def testWinWithBattOr(self):
self._serial_tools_return = [('COM4', 'USB Serial Port', '')]
self.assertTrue(battor_wrapper.IsBattOrConnected('win'))
def testWinWithoutBattOr(self):
self._get_battor_list_return = []
self.assertFalse(battor_wrapper.IsBattOrConnected('win'))
class BattOrWrapperTest(unittest.TestCase):
def setUp(self):
self._battor = None
self._is_battor = True
self._battor_list = ['battor1']
self._should_pass = True
self._fake_map = {'battor1': 'device1'}
self._fake_return_code = None
self._fake_battor_return = 'Done.\n'
self._get_battor_path_from_phone_serial = (
battor_device_mapping.GetBattOrPathFromPhoneSerial)
self._get_bus_number_to_device_tree_map = (
find_usb_devices.GetBusNumberToDeviceTreeMap)
self._dependency_manager = dependency_manager.DependencyManager
self._get_battor_list = battor_device_mapping.GetBattOrList
self._is_battor = battor_device_mapping.IsBattOr
self._generate_serial_map = battor_device_mapping.GenerateSerialMap
self._serial_tools = serial.tools.list_ports.comports
battor_device_mapping.GetBattOrPathFromPhoneSerial = (
lambda x, serial_map_file=None, serial_map=None: x + '_battor')
find_usb_devices.GetBusNumberToDeviceTreeMap = lambda fast=False: True
dependency_manager.DependencyManager = DependencyManagerMock
battor_device_mapping.GetBattOrList = lambda x: self._battor_list
battor_device_mapping.IsBattOr = lambda x, y: self._is_battor
battor_device_mapping.GenerateSerialMap = lambda: self._fake_map
serial.tools.list_ports.comports = lambda: [('COM4', 'USB Serial Port', '')]
self._subprocess_check_output_code = 0
def subprocess_check_output_mock(*unused):
if self._subprocess_check_output_code != 0:
raise subprocess.CalledProcessError(None, None)
return 0
self._subprocess_check_output = subprocess.check_output
subprocess.check_output = subprocess_check_output_mock
def tearDown(self):
battor_device_mapping.GetBattOrPathFromPhoneSerial = (
self._get_battor_path_from_phone_serial)
find_usb_devices.GetBusNumberToDeviceTreeMap = (
self._get_bus_number_to_device_tree_map)
dependency_manager.DependencyManager = self._dependency_manager
battor_device_mapping.GetBattOrList = self._get_battor_list
battor_device_mapping.IsBattOr = self._is_battor
battor_device_mapping.GenerateSerialMap = self._generate_serial_map
serial.tools.list_ports.comports = self._serial_tools
subprocess.check_output = self._subprocess_check_output
def _DefaultBattOrReplacements(self):
battor_wrapper.DEFAULT_SHELL_CLOSE_TIMEOUT_S = .1
self._battor._StartShellImpl = lambda *unused: PopenMock()
self._battor.GetShellReturnCode = lambda *unused: self._fake_return_code
self._battor._SendBattOrCommandImpl = lambda x: self._fake_battor_return
self._battor._StopTracingImpl = lambda *unused: (self._fake_battor_return,
None)
def testBadPlatform(self):
with self.assertRaises(battor_error.BattOrError):
self._battor = battor_wrapper.BattOrWrapper('unknown')
def testInitAndroidWithBattOr(self):
self._battor = battor_wrapper.BattOrWrapper('android', android_device='abc')
self.assertEquals(self._battor._battor_path, 'abc_battor')
def testInitAndroidWithoutBattOr(self):
self._battor_list = []
self._fake_map = {}
battor_device_mapping.GetBattOrPathFromPhoneSerial = (
self._get_battor_path_from_phone_serial)
with self.assertRaises(battor_error.BattOrError):
self._battor = battor_wrapper.BattOrWrapper('android',
android_device='abc')
def testInitBattOrPathIsBattOr(self):
battor_path = 'battor/path/here'
self._battor = battor_wrapper.BattOrWrapper(
'android', android_device='abc', battor_path=battor_path)
self.assertEquals(self._battor._battor_path, battor_path)
def testInitNonAndroidWithBattOr(self):
self._battor = battor_wrapper.BattOrWrapper('win')
self.assertEquals(self._battor._battor_path, 'COM4')
def testInitNonAndroidWithMultipleBattOr(self):
self._battor_list.append('battor2')
with self.assertRaises(battor_error.BattOrError):
self._battor = battor_wrapper.BattOrWrapper('linux')
def testInitNonAndroidWithoutBattOr(self):
self._battor_list = []
serial.tools.list_ports.comports = lambda: [('COM4', 'None', '')]
with self.assertRaises(battor_error.BattOrError):
self._battor = battor_wrapper.BattOrWrapper('win')
def testStartShellPass(self):
self._battor = battor_wrapper.BattOrWrapper('win')
self._DefaultBattOrReplacements()
self._battor.StartShell()
self.assertIsNotNone(self._battor._battor_shell)
def testStartShellDoubleStart(self):
self._battor = battor_wrapper.BattOrWrapper('win')
self._DefaultBattOrReplacements()
self._battor.StartShell()
with self.assertRaises(AssertionError):
self._battor.StartShell()
def testStartShellFail(self):
self._battor = battor_wrapper.BattOrWrapper('win')
self._DefaultBattOrReplacements()
self._battor.GetShellReturnCode = lambda *unused: 1
with self.assertRaises(AssertionError):
self._battor.StartShell()
def testStartTracingPass(self):
self._battor = battor_wrapper.BattOrWrapper('win')
self._DefaultBattOrReplacements()
self._battor.StartShell()
self._battor.StartTracing()
self.assertTrue(self._battor._tracing)
def testStartTracingDoubleStart(self):
self._battor = battor_wrapper.BattOrWrapper('win')
self._DefaultBattOrReplacements()
self._battor.StartShell()
self._battor.StartTracing()
with self.assertRaises(AssertionError):
self._battor.StartTracing()
def testStartTracingCommandFails(self):
self._battor = battor_wrapper.BattOrWrapper('win')
self._DefaultBattOrReplacements()
self._battor._SendBattOrCommandImpl = lambda *unused: 'Fail.\n'
self._battor.StartShell()
with self.assertRaises(battor_error.BattOrError):
self._battor.StartTracing()
def testStopTracingPass(self):
self._battor = battor_wrapper.BattOrWrapper('win')
self._DefaultBattOrReplacements()
self._battor.StartShell()
self._battor.StartTracing()
self._battor.GetShellReturnCode = lambda *unused: 0
self._battor.StopTracing()
self.assertFalse(self._battor._tracing)
def testStopTracingNotRunning(self):
self._battor = battor_wrapper.BattOrWrapper('win')
self._DefaultBattOrReplacements()
with self.assertRaises(AssertionError):
self._battor.StopTracing()
def testFlashFirmwarePass(self):
self._battor = battor_wrapper.BattOrWrapper('linux')
self._DefaultBattOrReplacements()
self.assertTrue(self._battor.FlashFirmware('hex_path', 'config_path'))
def testFlashFirmwareFail(self):
self._battor = battor_wrapper.BattOrWrapper('linux')
self._DefaultBattOrReplacements()
self._subprocess_check_output_code = 1
with self.assertRaises(battor_wrapper.BattOrFlashError):
self._battor.FlashFirmware('hex_path', 'config_path')
def testFlashFirmwareShellRunning(self):
self._battor = battor_wrapper.BattOrWrapper('linux')
self._DefaultBattOrReplacements()
self._battor.StartShell()
with self.assertRaises(AssertionError):
self._battor.FlashFirmware('hex_path', 'config_path')
def testGetFirmwareGitHashNotRunning(self):
self._battor = battor_wrapper.BattOrWrapper('win')
self._DefaultBattOrReplacements()
with self.assertRaises(AssertionError):
self._battor.GetFirmwareGitHash()
def testGetFirmwareGitHashPass(self):
self._battor = battor_wrapper.BattOrWrapper('win')
self._DefaultBattOrReplacements()
self._battor.StartShell()
self._battor.GetFirmwareGitHash = lambda: 'cbaa843'
self.assertTrue(isinstance(self._battor.GetFirmwareGitHash(), basestring))
def testStopShellPass(self):
self._battor = battor_wrapper.BattOrWrapper('win')
self._DefaultBattOrReplacements()
self._battor.StartShell()
self._fake_return_code = 0
self._battor.StopShell()
self.assertIsNone(self._battor._battor_shell)
@mock.patch('time.sleep', mock.Mock)
def testStopShellTimeOutAndKill(self):
self._battor = battor_wrapper.BattOrWrapper('win')
self._DefaultBattOrReplacements()
self._battor.StartShell()
self._battor.StopShell()
self.assertIsNone(self._battor._battor_shell)
def testStopShellNotStarted(self):
self._battor = battor_wrapper.BattOrWrapper('win')
self._DefaultBattOrReplacements()
with self.assertRaises(AssertionError):
self._battor.StopShell()
@mock.patch('time.sleep', mock.Mock)
def testFlashBattOrSameGitHash(self):
self._battor = battor_wrapper.BattOrWrapper('linux')
self._DefaultBattOrReplacements()
self._battor.StartShell()
self._battor.GetFirmwareGitHash = lambda: 'cbaa843'
dependency_manager.DependencyManager._version_return = 'cbaa843'
self.assertFalse(self._battor._FlashBattOr())
@mock.patch('time.sleep', mock.Mock)
def testFlashBattOrDifferentGitHash(self):
self._battor = battor_wrapper.BattOrWrapper('linux')
self._DefaultBattOrReplacements()
self._battor.StartShell()
self._battor.GetFirmwareGitHash = lambda: 'bazz732'
dependency_manager.DependencyManager._version_return = 'cbaa843'
self.assertTrue(self._battor._FlashBattOr())
if __name__ == '__main__':
logging.getLogger().setLevel(logging.DEBUG)
unittest.main(verbosity=2)
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