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# This program is free software; you can redistribute it and/or modify it under
# the terms of the GNU Lesser General Public License as published by the Free
# Software Foundation; either version 3 of the License, or (at your option) any
# later version. See http://www.gnu.org/copyleft/lgpl.html for the full text
# of the license.
__author__ = "Martin Pitt"
__copyright__ = """
(c) 2012 Canonical Ltd.
(c) 2017 - 2022 Martin Pitt <martin@piware.de>
"""
import fcntl
import os
import shutil
import subprocess
import sys
import time
import tracemalloc
import unittest
import dbus
import dbusmock
UP_DEVICE_LEVEL_UNKNOWN = 0
UP_DEVICE_LEVEL_NONE = 1
tracemalloc.start(25)
have_upower = shutil.which("upower")
@unittest.skipUnless(have_upower, "upower not installed")
class TestUPower(dbusmock.DBusTestCase):
"""Test mocking upowerd"""
@classmethod
def setUpClass(cls):
cls.start_system_bus()
cls.dbus_con = cls.get_dbus(True)
def setUp(self):
(self.p_mock, self.obj_upower) = self.spawn_server_template(
"upower",
{
"OnBattery": True,
"HibernateAllowed": False,
"GetCriticalAction": "Suspend",
},
stdout=subprocess.PIPE,
)
# set log to nonblocking
flags = fcntl.fcntl(self.p_mock.stdout, fcntl.F_GETFL)
fcntl.fcntl(self.p_mock.stdout, fcntl.F_SETFL, flags | os.O_NONBLOCK)
self.dbusmock = dbus.Interface(self.obj_upower, dbusmock.MOCK_IFACE)
def tearDown(self):
self.p_mock.stdout.close()
self.p_mock.terminate()
self.p_mock.wait()
def test_no_devices(self):
out = subprocess.check_output(["upower", "--dump"], text=True)
self.assertIn("/DisplayDevice\n", out)
# should not have any other device
for line in out.splitlines():
if line.endswith("/DisplayDevice"):
continue
self.assertNotIn("Device", line)
self.assertRegex(out, "on-battery:\\s+yes")
self.assertRegex(out, "lid-is-present:\\s+yes")
self.assertRegex(out, "daemon-version:\\s+0.99")
self.assertRegex(out, "critical-action:\\s+Suspend")
self.assertNotIn("can-suspend", out)
def test_one_ac(self):
path = self.dbusmock.AddAC("mock_AC", "Mock AC")
self.assertEqual(path, "/org/freedesktop/UPower/devices/mock_AC")
self.assertRegex(
self.p_mock.stdout.read(),
b'emit /org/freedesktop/UPower org.freedesktop.UPower.DeviceAdded "/org/freedesktop/UPower/devices/mock_AC"\n',
)
out = subprocess.check_output(["upower", "--dump"], text=True)
self.assertRegex(out, "Device: " + path)
# note, Add* is not magic: this just adds an object, not change
# properties
self.assertRegex(out, "on-battery:\\s+yes")
self.assertRegex(out, "lid-is-present:\\s+yes")
# print('--------- out --------\n%s\n------------' % out)
with subprocess.Popen(["upower", "--monitor-detail"], stdout=subprocess.PIPE, universal_newlines=True) as mon:
time.sleep(0.3)
self.dbusmock.SetDeviceProperties(path, {"PowerSupply": dbus.Boolean(True)})
time.sleep(0.2)
mon.terminate()
out = mon.communicate()[0]
self.assertRegex(out, "device changed:\\s+" + path)
# print('--------- monitor out --------\n%s\n------------' % out)
def test_discharging_battery(self):
path = self.dbusmock.AddDischargingBattery("mock_BAT", "Mock Battery", 30.0, 1200)
self.assertEqual(path, "/org/freedesktop/UPower/devices/mock_BAT")
self.assertRegex(
self.p_mock.stdout.read(),
b'emit /org/freedesktop/UPower org.freedesktop.UPower.DeviceAdded "/org/freedesktop/UPower/devices/mock_BAT"\n',
)
out = subprocess.check_output(["upower", "--dump"], text=True)
self.assertRegex(out, "Device: " + path)
# note, Add* is not magic: this just adds an object, not change
# properties
self.assertRegex(out, "on-battery:\\s+yes")
self.assertRegex(out, "lid-is-present:\\s+yes")
self.assertRegex(out, " present:\\s+yes")
self.assertRegex(out, " percentage:\\s+30%")
self.assertRegex(out, " time to empty:\\s+20.0 min")
self.assertRegex(out, " state:\\s+discharging")
def test_charging_battery(self):
path = self.dbusmock.AddChargingBattery("mock_BAT", "Mock Battery", 30.0, 1200)
self.assertEqual(path, "/org/freedesktop/UPower/devices/mock_BAT")
self.assertRegex(
self.p_mock.stdout.read(),
b'emit /org/freedesktop/UPower org.freedesktop.UPower.DeviceAdded "/org/freedesktop/UPower/devices/mock_BAT"\n',
)
out = subprocess.check_output(["upower", "--dump"], text=True)
self.assertRegex(out, "Device: " + path)
# note, Add* is not magic: this just adds an object, not change
# properties
self.assertRegex(out, "on-battery:\\s+yes")
self.assertRegex(out, "lid-is-present:\\s+yes")
self.assertRegex(out, " present:\\s+yes")
self.assertRegex(out, " percentage:\\s+30%")
self.assertRegex(out, " time to full:\\s+20.0 min")
self.assertRegex(out, " state:\\s+charging")
def test_enumerate(self):
self.dbusmock.AddAC("mock_AC", "Mock AC")
self.assertEqual(self.obj_upower.EnumerateDevices(), ["/org/freedesktop/UPower/devices/mock_AC"])
def test_display_device_default(self):
path = self.obj_upower.GetDisplayDevice()
self.assertEqual(path, "/org/freedesktop/UPower/devices/DisplayDevice")
display_dev = self.dbus_con.get_object("org.freedesktop.UPower", path)
props = display_dev.GetAll("org.freedesktop.UPower.Device")
# http://cgit.freedesktop.org/upower/tree/src/org.freedesktop.UPower.xml
# defines the properties which are defined
self.assertEqual(
set(props.keys()),
{
"Type",
"State",
"Percentage",
"Energy",
"EnergyFull",
"EnergyRate",
"TimeToEmpty",
"TimeToFull",
"IsPresent",
"IconName",
"WarningLevel",
},
)
# not set up by default, so should not present
self.assertEqual(props["IsPresent"], False)
self.assertEqual(props["IconName"], "")
self.assertEqual(props["WarningLevel"], UP_DEVICE_LEVEL_NONE)
def test_setup_display_device(self):
self.dbusmock.SetupDisplayDevice(2, 1, 50.0, 40.0, 80.0, 2.5, 3600, 1800, True, "half-battery", 3)
path = self.obj_upower.GetDisplayDevice()
display_dev = self.dbus_con.get_object("org.freedesktop.UPower", path)
props = display_dev.GetAll("org.freedesktop.UPower.Device")
# just some spot-checks, check all the values from upower -d
self.assertEqual(props["Type"], 2)
self.assertEqual(props["Percentage"], 50.0)
self.assertEqual(props["WarningLevel"], 3)
env = os.environ.copy()
env["LC_ALL"] = "C"
try:
del env["LANGUAGE"]
except KeyError:
pass
out = subprocess.check_output(["upower", "--dump"], text=True, env=env)
self.assertIn("/DisplayDevice\n", out)
self.assertIn(" battery\n", out) # type
self.assertRegex(out, r"state:\s+charging")
self.assertRegex(out, r"percentage:\s+50%")
self.assertRegex(out, r"energy:\s+40 Wh")
self.assertRegex(out, r"energy-full:\s+80 Wh")
self.assertRegex(out, r"energy-rate:\s+2.5 W")
self.assertRegex(out, r"time to empty:\s+1\.0 hours")
self.assertRegex(out, r"time to full:\s+30\.0 minutes")
self.assertRegex(out, r"present:\s+yes")
self.assertRegex(out, r"icon-name:\s+'half-battery'")
self.assertRegex(out, r"warning-level:\s+low")
if __name__ == "__main__":
# avoid writing to stderr
unittest.main(testRunner=unittest.TextTestRunner(stream=sys.stdout))
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