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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.
import os
import sys
import unittest
if __name__ == '__main__':
sys.path.append(
os.path.abspath(
os.path.join(os.path.dirname(__file__), '..', '..', '..')))
from devil import devil_env
from devil.android import device_errors
from devil.android import device_utils
from devil.android.tools import device_monitor
with devil_env.SysPath(devil_env.PYMOCK_PATH):
import mock # pylint: disable=import-error
class DeviceMonitorTest(unittest.TestCase):
def setUp(self):
self.device = mock.Mock(
spec=device_utils.DeviceUtils,
serial='device_cereal',
build_id='abc123',
build_product='clownfish',
GetIMEI=lambda: '123456789')
self.file_contents = {
'/proc/meminfo':
"""
MemTotal: 1234567 kB
MemFree: 1000000 kB
MemUsed: 234567 kB
""",
'/sys/class/thermal/thermal_zone0/type':
'CPU-therm',
'/sys/class/thermal/thermal_zone0/temp':
'30',
'/proc/uptime':
'12345 99999',
}
self.device.ReadFile = mock.MagicMock(
side_effect=lambda file_name: self.file_contents[file_name])
self.device.ListProcesses.return_value = ['p1', 'p2', 'p3', 'p4', 'p5']
self.cmd_outputs = {
'grep': ['/sys/class/thermal/thermal_zone0/type'],
}
def mock_run_shell(cmd, **_kwargs):
args = cmd.split() if isinstance(cmd, basestring) else cmd
try:
return self.cmd_outputs[args[0]]
except KeyError:
raise device_errors.AdbShellCommandFailedError(cmd, None, None)
self.device.RunShellCommand = mock.MagicMock(side_effect=mock_run_shell)
self.battery = mock.Mock()
self.battery.GetBatteryInfo = mock.MagicMock(return_value={
'level': '80',
'temperature': '123'
})
self.expected_status = {
'device_cereal': {
'processes': 5,
'temp': {
'CPU-therm': 30.0
},
'battery': {
'temperature': 123,
'level': 80
},
'uptime': 12345.0,
'mem': {
'total': 1234567,
'free': 1000000
},
'build': {
'build.id': 'abc123',
'product.device': 'clownfish',
},
'imei': '123456789',
'state': 'available',
}
}
@mock.patch('devil.android.battery_utils.BatteryUtils')
@mock.patch('devil.android.device_utils.DeviceUtils.HealthyDevices')
def test_getStats(self, get_devices, get_battery):
get_devices.return_value = [self.device]
get_battery.return_value = self.battery
status = device_monitor.get_all_status(None)
self.assertEquals(self.expected_status, status['devices'])
@mock.patch('devil.android.battery_utils.BatteryUtils')
@mock.patch('devil.android.device_utils.DeviceUtils.HealthyDevices')
def test_getStatsNoBattery(self, get_devices, get_battery):
get_devices.return_value = [self.device]
get_battery.return_value = self.battery
broken_battery_info = mock.Mock()
broken_battery_info.GetBatteryInfo = mock.MagicMock(return_value={
'level': '-1',
'temperature': 'not_a_number'
})
get_battery.return_value = broken_battery_info
# Should be same status dict but without battery stats.
expected_status_no_battery = self.expected_status.copy()
expected_status_no_battery['device_cereal'].pop('battery')
status = device_monitor.get_all_status(None)
self.assertEquals(expected_status_no_battery, status['devices'])
@mock.patch('devil.android.battery_utils.BatteryUtils')
@mock.patch('devil.android.device_utils.DeviceUtils.HealthyDevices')
def test_getStatsNoPs(self, get_devices, get_battery):
get_devices.return_value = [self.device]
get_battery.return_value = self.battery
# Throw exception when listing processes.
self.device.ListProcesses.side_effect = device_errors.AdbCommandFailedError(
['ps'], 'something failed', 1)
# Should be same status dict but without process stats.
expected_status_no_ps = self.expected_status.copy()
expected_status_no_ps['device_cereal'].pop('processes')
status = device_monitor.get_all_status(None)
self.assertEquals(expected_status_no_ps, status['devices'])
@mock.patch('devil.android.battery_utils.BatteryUtils')
@mock.patch('devil.android.device_utils.DeviceUtils.HealthyDevices')
def test_getStatsNoSensors(self, get_devices, get_battery):
get_devices.return_value = [self.device]
get_battery.return_value = self.battery
del self.cmd_outputs['grep'] # Throw exception on run shell grep command.
# Should be same status dict but without temp stats.
expected_status_no_temp = self.expected_status.copy()
expected_status_no_temp['device_cereal'].pop('temp')
status = device_monitor.get_all_status(None)
self.assertEquals(expected_status_no_temp, status['devices'])
@mock.patch('devil.android.battery_utils.BatteryUtils')
@mock.patch('devil.android.device_utils.DeviceUtils.HealthyDevices')
def test_getStatsWithDenylist(self, get_devices, get_battery):
get_devices.return_value = [self.device]
get_battery.return_value = self.battery
denylist = mock.Mock()
denylist.Read = mock.MagicMock(
return_value={'bad_device': {
'reason': 'offline'
}})
# Should be same status dict but with extra denylisted device.
expected_status = self.expected_status.copy()
expected_status['bad_device'] = {'state': 'offline'}
status = device_monitor.get_all_status(denylist)
self.assertEquals(expected_status, status['devices'])
@mock.patch('devil.android.battery_utils.BatteryUtils')
@mock.patch('devil.android.device_utils.DeviceUtils.HealthyDevices')
def test_brokenTempValue(self, get_devices, get_battery):
self.file_contents['/sys/class/thermal/thermal_zone0/temp'] = 'n0t a numb3r'
get_devices.return_value = [self.device]
get_battery.return_value = self.battery
expected_status_no_temp = self.expected_status.copy()
expected_status_no_temp['device_cereal'].pop('temp')
status = device_monitor.get_all_status(None)
self.assertEquals(self.expected_status, status['devices'])
if __name__ == '__main__':
sys.exit(unittest.main())
|
