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power-profiles-daemon/tests/integration_test.py
Marco Trevisan (Treviño) ae3a30da98 integration-tests: Use a lambda for assert_eventually messages 
In this way we can show the actual value after we've finished the check
instead of the one that was read initially.
2024-04-03 20:10:34 +02:00

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#!/usr/bin/python3
# power-profiles-daemon integration test suite
#
# Run in built tree to test local built binaries, or from anywhere else to test
# system installed binaries.
#
# Copyright: (C) 2011 Martin Pitt <martin.pitt@ubuntu.com>
# (C) 2020 Bastien Nocera <hadess@hadess.net>
# (C) 2021 David Redondo <kde@david-redondo.de>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
import os
import subprocess
import signal
import sys
import tempfile
import time
import unittest
import dbus
try:
import gi
from gi.repository import GLib
from gi.repository import Gio
except ImportError as e:
sys.stderr.write(
f"Skipping tests, PyGobject not available for Python 3, or missing GI typelibs: {str(e)}\n"
)
sys.exit(77)
try:
gi.require_version("UMockdev", "1.0")
from gi.repository import UMockdev
except ImportError:
sys.stderr.write("Skipping tests, umockdev not available.\n")
sys.stderr.write("(https://github.com/martinpitt/umockdev)\n")
sys.exit(77)
try:
import dbusmock
except ImportError:
sys.stderr.write("Skipping tests, python-dbusmock not available.\n")
sys.stderr.write("(http://pypi.python.org/pypi/python-dbusmock)")
sys.exit(77)
# pylint: disable=too-many-public-methods,too-many-instance-attributes
class Tests(dbusmock.DBusTestCase):
"""Dbus based integration unit tests"""
PP = "org.freedesktop.UPower.PowerProfiles"
PP_PATH = "/org/freedesktop/UPower/PowerProfiles"
PP_INTERFACE = "org.freedesktop.UPower.PowerProfiles"
@classmethod
def setUpClass(cls):
# run from local build tree if we are in one, otherwise use system instance
builddir = os.getenv("top_builddir", ".")
if os.access(os.path.join(builddir, "src", "power-profiles-daemon"), os.X_OK):
cls.daemon_path = os.path.join(builddir, "src", "power-profiles-daemon")
print(f"Testing binaries from local build tree {cls.daemon_path}")
elif os.environ.get("UNDER_JHBUILD", False):
jhbuild_prefix = os.environ["JHBUILD_PREFIX"]
cls.daemon_path = os.path.join(
jhbuild_prefix, "libexec", "power-profiles-daemon"
)
print(f"Testing binaries from JHBuild {cls.daemon_path}")
else:
cls.daemon_path = None
with open(
"/usr/lib/systemd/system/power-profiles-daemon.service",
encoding="utf-8",
) as tmpf:
for line in tmpf:
if line.startswith("ExecStart="):
cls.daemon_path = line.split("=", 1)[1].strip()
break
assert (
cls.daemon_path
), "could not determine daemon path from systemd .service file"
print(f"Testing installed system binary {cls.daemon_path}")
# fail on CRITICALs on client and server side
GLib.log_set_always_fatal(
GLib.LogLevelFlags.LEVEL_WARNING
| GLib.LogLevelFlags.LEVEL_ERROR
| GLib.LogLevelFlags.LEVEL_CRITICAL
)
os.environ["G_DEBUG"] = "fatal_warnings"
# set up a fake system D-BUS
cls.start_system_bus()
cls.dbus = Gio.bus_get_sync(Gio.BusType.SYSTEM, None)
def start_dbus_template(self, template, parameters):
process, dbus_object = self.spawn_server_template(
template, parameters, stdout=subprocess.PIPE
)
def stop_template():
process.stdout.close()
try:
process.kill()
except OSError:
pass
process.wait()
self.addCleanup(stop_template)
self.assertTrue(process)
self.assertTrue(dbus_object)
return process, dbus_object, stop_template
def setUp(self):
"""Set up a local umockdev testbed.
The testbed is initially empty.
"""
self.testbed = UMockdev.Testbed.new()
def del_testbed():
del self.testbed
self.addCleanup(del_testbed)
self.proxy = None
self.props_proxy = None
self.log = None
self.daemon = None
self.changed_properties = {}
# Used for dytc devices
self.tp_acpi = None
self.polkitd, self.obj_polkit, _ = self.start_dbus_template("polkitd", {})
self.obj_polkit.SetAllowed(
[
"org.freedesktop.UPower.PowerProfiles.switch-profile",
"org.freedesktop.UPower.PowerProfiles.hold-profile",
]
)
def run(self, result=None):
super().run(result)
if not result or not self.log:
return
if len(result.errors) + len(result.failures) or os.getenv("PPD_TEST_VERBOSE"):
with open(self.log.name, encoding="utf-8") as tmpf:
sys.stderr.write("\n-------------- daemon log: ----------------\n")
sys.stderr.write(tmpf.read())
sys.stderr.write("------------------------------\n")
#
# Daemon control and D-BUS I/O
#
def start_daemon(self):
"""Start daemon and create DBus proxy.
When done, this sets self.proxy as the Gio.DBusProxy for power-profiles-daemon.
"""
env = os.environ.copy()
env["G_DEBUG"] = "fatal-criticals"
env["G_MESSAGES_DEBUG"] = "all"
# note: Python doesn't propagate the setenv from Testbed.new(), so we
# have to do that ourselves
env["UMOCKDEV_DIR"] = self.testbed.get_root_dir()
env["LD_PRELOAD"] = os.getenv("PPD_LD_PRELOAD") + " " + os.getenv("LD_PRELOAD")
self.log = tempfile.NamedTemporaryFile() # pylint: disable=consider-using-with
daemon_path = [self.daemon_path, "-v"]
if os.getenv("PPD_TEST_WRAPPER"):
daemon_path = os.getenv("PPD_TEST_WRAPPER").split(" ") + daemon_path
elif os.getenv("VALGRIND"):
daemon_path = ["valgrind"] + daemon_path
# pylint: disable=consider-using-with
self.daemon = subprocess.Popen(
daemon_path, env=env, stdout=self.log, stderr=subprocess.STDOUT
)
self.addCleanup(self.stop_daemon, delete_profile=True)
def on_proxy_connected(_, res):
try:
self.proxy = Gio.DBusProxy.new_finish(res)
print(f"Proxy to {self.proxy.get_name()} connected")
except GLib.Error as exc:
self.fail(exc)
cancellable = Gio.Cancellable()
self.addCleanup(cancellable.cancel)
Gio.DBusProxy.new(
self.dbus,
Gio.DBusProxyFlags.DO_NOT_AUTO_START,
None,
self.PP,
self.PP_PATH,
self.PP_INTERFACE,
cancellable,
on_proxy_connected,
)
# wait until the daemon gets online
wait_time = 20 if "valgrind" in daemon_path[0] else 5
self.assert_eventually(
lambda: self.proxy and self.proxy.get_name_owner(),
timeout=wait_time * 1000,
message=lambda: f"daemon did not start in {wait_time} seconds",
)
def properties_changed_cb(_, changed_properties, invalidated):
self.changed_properties.update(changed_properties.unpack())
self.addCleanup(
self.proxy.disconnect,
self.proxy.connect("g-properties-changed", properties_changed_cb),
)
self.assertEqual(self.daemon.poll(), None, "daemon crashed")
def ensure_dbus_properties_proxies(self):
self.props_proxy = Gio.DBusProxy.new_sync(
self.dbus,
Gio.DBusProxyFlags.DO_NOT_AUTO_START
| Gio.DBusProxyFlags.DO_NOT_AUTO_START_AT_CONSTRUCTION
| Gio.DBusProxyFlags.DO_NOT_LOAD_PROPERTIES
| Gio.DBusProxyFlags.DO_NOT_CONNECT_SIGNALS,
None,
self.PP,
self.PP_PATH,
"org.freedesktop.DBus.Properties",
None,
)
def stop_daemon(self, delete_profile=False):
"""Stop the daemon if it is running."""
if self.daemon:
try:
self.daemon.terminate()
except OSError:
pass
self.assertEqual(self.daemon.wait(timeout=3000), 0)
if delete_profile:
try:
os.remove(self.testbed.get_root_dir() + "/" + "ppd_test_conf.ini")
except (AttributeError, FileNotFoundError):
pass
self.daemon = None
self.proxy = None
def get_dbus_property(self, name):
"""Get property value from daemon D-Bus interface."""
self.ensure_dbus_properties_proxies()
return self.props_proxy.Get("(ss)", self.PP, name)
def set_dbus_property(self, name, value):
"""Set property value on daemon D-Bus interface."""
self.ensure_dbus_properties_proxies()
return self.props_proxy.Set("(ssv)", self.PP, name, value)
def call_dbus_method(self, name, parameters):
"""Call a method of the daemon D-Bus interface."""
return self.proxy.call_sync(
name, parameters, Gio.DBusCallFlags.NO_AUTO_START, -1, None
)
def have_text_in_log(self, text):
return self.count_text_in_log(text) > 0
def count_text_in_log(self, text):
with open(self.log.name, encoding="utf-8") as tmpf:
return tmpf.read().count(text)
def read_file_contents(self, path):
"""Get the contents of a file"""
with open(path, "rb") as tmpf:
return tmpf.read()
def read_sysfs_file(self, path):
return self.read_file_contents(
self.testbed.get_root_dir() + "/" + path
).rstrip()
def read_sysfs_attr(self, device, attribute):
return self.read_sysfs_file(device + "/" + attribute)
def get_mtime(self, device, attribute):
return os.path.getmtime(
self.testbed.get_root_dir() + "/" + device + "/" + attribute
)
def write_file_contents(self, path, contents):
"""Set the contents of a file"""
with open(path, "wb") as tmpf:
return tmpf.write(
contents if isinstance(contents, bytes) else contents.encode("utf-8")
)
def change_immutable(self, fname, enable):
attr = "-"
if enable:
os.chmod(fname, 0o444)
self.addCleanup(self.change_immutable, fname, False)
attr = "+"
if os.geteuid() == 0:
if not GLib.find_program_in_path("chattr"):
self.skipTest("chattr is not found")
subprocess.check_output(["chattr", f"{attr}i", fname])
if not enable:
os.chmod(fname, 0o666)
def create_dytc_device(self):
self.tp_acpi = self.testbed.add_device(
"platform",
"thinkpad_acpi",
None,
["dytc_lapmode", "0\n"],
["DEVPATH", "/devices/platform/thinkpad_acpi"],
)
self.addCleanup(self.testbed.remove_device, self.tp_acpi)
def create_amd_apu(self):
proc_dir = os.path.join(self.testbed.get_root_dir(), "proc/")
os.makedirs(proc_dir)
self.write_file_contents(
os.path.join(proc_dir, "cpuinfo"), "vendor_id : AuthenticAMD\n"
)
def create_empty_platform_profile(self):
acpi_dir = os.path.join(self.testbed.get_root_dir(), "sys/firmware/acpi/")
os.makedirs(acpi_dir)
self.write_file_contents(os.path.join(acpi_dir, "platform_profile"), "\n")
self.write_file_contents(
os.path.join(acpi_dir, "platform_profile_choices"), "\n"
)
def create_platform_profile(self):
acpi_dir = os.path.join(self.testbed.get_root_dir(), "sys/firmware/acpi/")
os.makedirs(acpi_dir, exist_ok=True)
self.write_file_contents(
os.path.join(acpi_dir, "platform_profile"), "performance\n"
)
self.write_file_contents(
os.path.join(acpi_dir, "platform_profile_choices"),
"low-power balanced performance\n",
)
def remove_platform_profile(self):
acpi_dir = os.path.join(self.testbed.get_root_dir(), "sys/firmware/acpi/")
os.remove(os.path.join(acpi_dir, "platform_profile_choices"))
os.remove(os.path.join(acpi_dir, "platform_profile"))
os.removedirs(acpi_dir)
def powerprofilesctl_path(self):
builddir = os.getenv("top_builddir", ".")
return os.path.join(builddir, "src", "powerprofilesctl")
def python_coverage_commands(self):
coverage = os.getenv("PPD_PYTHON_COVERAGE")
if not coverage:
return []
builddir = os.getenv("top_builddir", ".")
data_file = os.path.join(builddir, "python-coverage", self.id() + ".coverage")
# We also may need to use "--parallel-mode" if running with
# meson test --repeat, but this is not a priority for now.
return [
coverage,
"run",
f"--data-file={data_file}",
f"--include={builddir}/*",
]
def powerprofilesctl_command(self):
return self.python_coverage_commands() + [self.powerprofilesctl_path()]
def assert_eventually(self, condition, message=None, timeout=5000, keep_checking=0):
"""Assert that condition function eventually returns True.
Timeout is in milliseconds, defaulting to 5000 (5 seconds). message is
printed on failure.
"""
if keep_checking > 0 and condition():
return
done = False
def on_timeout_reached():
nonlocal done
done = True
source = GLib.timeout_add(timeout, on_timeout_reached)
while not done:
if condition():
GLib.source_remove(source)
if keep_checking > 0:
self.assert_condition_persists(
condition, message, timeout=keep_checking
)
return
GLib.MainContext.default().iteration(False)
self.fail(message() if message else f"timed out waiting for {condition}")
def assert_condition_persists(self, condition, message=None, timeout=1000):
done = False
def on_timeout_reached():
nonlocal done
done = True
source = GLib.timeout_add(timeout, on_timeout_reached)
while not done:
if not condition():
GLib.source_remove(source)
self.fail(
message() if message else f"Condition is not persisting {condition}"
)
GLib.MainContext.default().iteration(False)
def assert_file_eventually_contains(
self, path, contents, timeout=800, keep_checking=0
):
"""Asserts that file contents eventually matches expectations"""
encoded = contents.encode("utf-8")
return self.assert_eventually(
lambda: self.read_file_contents(path) == encoded,
timeout=timeout,
keep_checking=keep_checking,
message=lambda: f"file '{path}' does not contain '{contents}', "
+ f"but '{self.read_file_contents(path)}'",
)
# pylint: disable=too-many-arguments
def assert_sysfs_attr_eventually_is(
self, device, attribute, contents, timeout=800, keep_checking=0
):
"""Asserts that file contents eventually matches expectations"""
encoded = contents.encode("utf-8")
return self.assert_eventually(
lambda: self.read_sysfs_attr(device, attribute) == encoded,
timeout=timeout,
keep_checking=keep_checking,
message=lambda: f"file {device} '{attribute}' does not contain '{contents}', "
+ f"but '{self.read_sysfs_attr(device, attribute)}'",
)
def assert_dbus_property_eventually_is(
self, prop, value, timeout=1200, keep_checking=0
):
"""Asserts that a dbus property eventually is what expected"""
return self.assert_eventually(
lambda: self.get_dbus_property(prop) == value,
timeout=timeout,
keep_checking=keep_checking,
message=lambda: f"property '{prop}' is not '{value}', but "
+ f"'{self.get_dbus_property(prop)}'",
)
#
# Actual test cases
#
def test_dbus_startup_error(self):
"""D-Bus startup error"""
self.start_daemon()
daemon_path = [self.daemon_path]
if os.getenv("PPD_TEST_WRAPPER"):
daemon_path = os.getenv("PPD_TEST_WRAPPER").split(" ") + daemon_path
out = subprocess.run(
daemon_path,
env={
"LD_PRELOAD": os.getenv("PPD_LD_PRELOAD")
+ " "
+ os.getenv("LD_PRELOAD")
},
stdout=subprocess.PIPE,
stderr=subprocess.PIPE,
check=False,
)
self.assertEqual(
out.returncode, 1, "power-profile-daemon started but should have failed"
)
self.stop_daemon()
def test_no_performance_driver(self):
"""no performance driver"""
self.start_daemon()
self.assertEqual(self.get_dbus_property("ActiveProfile"), "balanced")
self.assertEqual(self.get_dbus_property("PerformanceDegraded"), "")
profiles = self.get_dbus_property("Profiles")
self.assertEqual(len(profiles), 2)
self.assertEqual(profiles[1]["Driver"], "placeholder")
self.assertEqual(profiles[1]["PlatformDriver"], "placeholder")
self.assertEqual(profiles[0]["PlatformDriver"], "placeholder")
self.assertEqual(profiles[1]["Profile"], "balanced")
self.assertEqual(profiles[0]["Profile"], "power-saver")
self.set_dbus_property("ActiveProfile", GLib.Variant.new_string("power-saver"))
self.assertEqual(self.get_dbus_property("ActiveProfile"), "power-saver")
with self.assertRaises(gi.repository.GLib.GError):
self.set_dbus_property(
"ActiveProfile", GLib.Variant.new_string("performance")
)
self.assertEqual(self.get_dbus_property("ActiveProfile"), "power-saver")
with self.assertRaises(gi.repository.GLib.GError):
cookie = self.call_dbus_method(
"HoldProfile",
GLib.Variant("(sss)", ("performance", "testReason", "testApplication")),
)
assert cookie
self.stop_daemon()
def test_inhibited_property(self):
"""Test that the inhibited property exists"""
self.create_dytc_device()
self.create_platform_profile()
self.start_daemon()
profiles = self.get_dbus_property("Profiles")
self.assertEqual(len(profiles), 3)
self.assertEqual(self.get_dbus_property("PerformanceInhibited"), "")
def test_multi_degredation(self):
"""Test handling of degradation from multiple drivers"""
self.create_dytc_device()
self.create_platform_profile()
# Create CPU with preference
dir1 = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/cpufreq/policy0/"
)
os.makedirs(dir1)
self.write_file_contents(os.path.join(dir1, "scaling_governor"), "powersave\n")
self.write_file_contents(
os.path.join(dir1, "energy_performance_preference"), "performance\n"
)
# Create Intel P-State configuration
pstate_dir = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/intel_pstate"
)
os.makedirs(pstate_dir)
self.write_file_contents(os.path.join(pstate_dir, "no_turbo"), "0\n")
self.write_file_contents(os.path.join(pstate_dir, "status"), "active\n")
self.start_daemon()
# Set performance mode
self.set_dbus_property("ActiveProfile", GLib.Variant.new_string("performance"))
self.assertEqual(self.get_dbus_property("ActiveProfile"), "performance")
# Degraded CPU
self.write_file_contents(os.path.join(pstate_dir, "no_turbo"), "1\n")
self.assert_eventually(
lambda: self.have_text_in_log("File monitor change happened for ")
)
self.assertEqual(
self.get_dbus_property("PerformanceDegraded"), "high-operating-temperature"
)
# Degraded DYTC
lapmode = os.path.join(
self.testbed.get_root_dir(), "sys/devices/thinkpad_acpi/dytc_lapmode"
)
self.write_file_contents(lapmode, "1\n")
self.assert_eventually(lambda: self.have_text_in_log("dytc_lapmode is now on"))
self.assertEqual(
self.get_dbus_property("PerformanceDegraded"),
"high-operating-temperature,lap-detected",
)
def test_degraded_transition(self):
"""Test that transitions work as expected when degraded"""
self.create_dytc_device()
self.create_platform_profile()
self.start_daemon()
profiles = self.get_dbus_property("Profiles")
self.assertEqual(len(profiles), 3)
self.assertEqual(self.get_dbus_property("ActiveProfile"), "balanced")
self.set_dbus_property("ActiveProfile", GLib.Variant.new_string("performance"))
self.assertEqual(self.get_dbus_property("ActiveProfile"), "performance")
# Degraded
lapmode = os.path.join(
self.testbed.get_root_dir(), "sys/devices/thinkpad_acpi/dytc_lapmode"
)
self.write_file_contents(lapmode, "1\n")
self.assert_eventually(lambda: self.have_text_in_log("dytc_lapmode is now on"))
self.assertEqual(self.get_dbus_property("PerformanceDegraded"), "lap-detected")
self.assertEqual(self.get_dbus_property("ActiveProfile"), "performance")
# Switch to non-performance
self.set_dbus_property("ActiveProfile", GLib.Variant.new_string("power-saver"))
self.assertEqual(self.get_dbus_property("ActiveProfile"), "power-saver")
def test_intel_pstate(self):
"""Intel P-State driver (no UPower)"""
# Create 2 CPUs with preferences
dir1 = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/cpufreq/policy0/"
)
os.makedirs(dir1)
self.write_file_contents(os.path.join(dir1, "scaling_governor"), "powersave\n")
self.write_file_contents(
os.path.join(dir1, "energy_performance_preference"), "performance\n"
)
dir2 = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/cpufreq/policy1/"
)
os.makedirs(dir2)
self.write_file_contents(os.path.join(dir2, "scaling_governor"), "powersave\n")
self.write_file_contents(
os.path.join(dir2, "energy_performance_preference"), "performance\n"
)
# Create Intel P-State configuration
pstate_dir = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/intel_pstate"
)
os.makedirs(pstate_dir)
self.write_file_contents(os.path.join(pstate_dir, "no_turbo"), "0\n")
self.write_file_contents(os.path.join(pstate_dir, "status"), "active\n")
self.start_daemon()
profiles = self.get_dbus_property("Profiles")
self.assertEqual(len(profiles), 3)
self.assertEqual(profiles[0]["Driver"], "multiple")
self.assertEqual(profiles[0]["CpuDriver"], "intel_pstate")
self.assertEqual(profiles[0]["Profile"], "power-saver")
energy_prefs = os.path.join(dir2, "energy_performance_preference")
self.assert_file_eventually_contains(energy_prefs, "balance_performance")
# Set performance mode
self.set_dbus_property("ActiveProfile", GLib.Variant.new_string("performance"))
self.assertEqual(self.get_dbus_property("ActiveProfile"), "performance")
self.assert_file_eventually_contains(energy_prefs, "performance")
# Disable turbo
self.write_file_contents(os.path.join(pstate_dir, "no_turbo"), "1\n")
self.assert_eventually(
lambda: self.have_text_in_log("File monitor change happened for ")
)
self.assertEqual(self.get_dbus_property("ActiveProfile"), "performance")
self.assertEqual(
self.get_dbus_property("PerformanceDegraded"), "high-operating-temperature"
)
self.stop_daemon()
# Verify that Lenovo DYTC and Intel P-State drivers are loaded
self.create_platform_profile()
self.start_daemon()
profiles = self.get_dbus_property("Profiles")
self.assertEqual(len(profiles), 3)
self.assertEqual(profiles[0]["Driver"], "multiple")
self.assertEqual(profiles[0]["CpuDriver"], "intel_pstate")
self.assertEqual(profiles[0]["PlatformDriver"], "platform_profile")
def test_intel_pstate_balance(self):
"""Intel P-State driver (balance)"""
# Create CPU with preference
dir1 = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/cpufreq/policy0/"
)
os.makedirs(dir1)
gov_path = os.path.join(dir1, "scaling_governor")
self.write_file_contents(gov_path, "performance\n")
self.write_file_contents(
os.path.join(dir1, "energy_performance_preference"), "performance\n"
)
pstate_dir = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/intel_pstate"
)
os.makedirs(pstate_dir)
self.write_file_contents(os.path.join(pstate_dir, "status"), "active\n")
upowerd, obj_upower, _ = self.start_dbus_template(
"upower",
{"DaemonVersion": "0.99", "OnBattery": False},
)
self.assertNotEqual(upowerd, None)
self.assertNotEqual(obj_upower, None)
self.start_daemon()
self.assert_file_eventually_contains(gov_path, "powersave")
profiles = self.get_dbus_property("Profiles")
self.assertEqual(len(profiles), 3)
self.assertEqual(profiles[0]["Driver"], "multiple")
self.assertEqual(profiles[0]["CpuDriver"], "intel_pstate")
self.assertEqual(profiles[0]["Profile"], "power-saver")
self.assert_file_eventually_contains(
os.path.join(dir1, "energy_performance_preference"), "balance_performance"
)
def test_intel_pstate_error(self):
"""Intel P-State driver in error state"""
pstate_dir = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/intel_pstate"
)
os.makedirs(pstate_dir)
self.write_file_contents(os.path.join(pstate_dir, "status"), "active\n")
dir1 = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/cpufreq/policy0/"
)
os.makedirs(dir1)
self.write_file_contents(os.path.join(dir1, "scaling_governor"), "powersave\n")
pref_path = os.path.join(dir1, "energy_performance_preference")
old_umask = os.umask(0o333)
self.write_file_contents(pref_path, "balance_performance\n")
os.umask(old_umask)
# Make file non-writable to root
self.change_immutable(pref_path, True)
self.start_daemon()
self.assertEqual(self.get_dbus_property("ActiveProfile"), "balanced")
# Error when setting performance mode
with self.assertRaises(gi.repository.GLib.GError):
self.set_dbus_property(
"ActiveProfile", GLib.Variant.new_string("performance")
)
self.assertEqual(self.get_dbus_property("ActiveProfile"), "balanced")
energy_prefs = os.path.join(dir1, "energy_performance_preference")
self.assert_file_eventually_contains(energy_prefs, "balance_performance\n")
def test_intel_pstate_passive(self):
"""Intel P-State in passive mode -> placeholder"""
dir1 = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/cpufreq/policy0/"
)
os.makedirs(dir1)
self.write_file_contents(os.path.join(dir1, "scaling_governor"), "powersave\n")
self.write_file_contents(
os.path.join(dir1, "energy_performance_preference"), "performance\n"
)
# Create Intel P-State configuration
pstate_dir = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/intel_pstate"
)
os.makedirs(pstate_dir)
self.write_file_contents(os.path.join(pstate_dir, "no_turbo"), "0\n")
self.write_file_contents(os.path.join(pstate_dir, "status"), "passive\n")
self.start_daemon()
profiles = self.get_dbus_property("Profiles")
self.assertEqual(len(profiles), 2)
self.assertEqual(profiles[0]["Driver"], "placeholder")
self.assertEqual(profiles[0]["PlatformDriver"], "placeholder")
self.assertEqual(self.get_dbus_property("ActiveProfile"), "balanced")
energy_prefs = os.path.join(dir1, "energy_performance_preference")
self.assert_file_eventually_contains(energy_prefs, "performance\n")
# Set performance mode
self.set_dbus_property("ActiveProfile", GLib.Variant.new_string("power-saver"))
self.assertEqual(self.get_dbus_property("ActiveProfile"), "power-saver")
energy_prefs = os.path.join(dir1, "energy_performance_preference")
self.assert_file_eventually_contains(energy_prefs, "performance\n")
def test_intel_pstate_passive_with_epb(self):
"""Intel P-State in passive mode (no HWP) with energy_perf_bias"""
dir1 = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/cpufreq/policy0/"
)
os.makedirs(dir1)
self.write_file_contents(os.path.join(dir1, "scaling_governor"), "powersave\n")
self.write_file_contents(
os.path.join(dir1, "energy_performance_preference"), "performance\n"
)
dir2 = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/cpu0/power/"
)
os.makedirs(dir2)
self.write_file_contents(os.path.join(dir2, "energy_perf_bias"), "6")
# Create Intel P-State configuration
pstate_dir = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/intel_pstate"
)
os.makedirs(pstate_dir)
self.write_file_contents(os.path.join(pstate_dir, "no_turbo"), "0\n")
self.write_file_contents(os.path.join(pstate_dir, "status"), "passive\n")
self.start_daemon()
profiles = self.get_dbus_property("Profiles")
self.assertEqual(len(profiles), 3)
self.assertEqual(profiles[0]["Driver"], "multiple")
self.assertEqual(profiles[0]["CpuDriver"], "intel_pstate")
self.assertEqual(profiles[0]["PlatformDriver"], "placeholder")
self.assertEqual(self.get_dbus_property("ActiveProfile"), "balanced")
# Set power-saver mode
self.set_dbus_property("ActiveProfile", GLib.Variant.new_string("power-saver"))
self.assertEqual(self.get_dbus_property("ActiveProfile"), "power-saver")
energy_perf_bias = os.path.join(dir2, "energy_perf_bias")
self.assert_file_eventually_contains(energy_perf_bias, "15")
# Set performance mode
self.set_dbus_property("ActiveProfile", GLib.Variant.new_string("performance"))
self.assertEqual(self.get_dbus_property("ActiveProfile"), "performance")
self.assert_file_eventually_contains(energy_perf_bias, "0")
def test_action_blocklist(self):
"""Test action blocklist works"""
self.testbed.add_device(
"drm",
"card1-eDP",
None,
["amdgpu/panel_power_savings", "0"],
["DEVTYPE", "drm_connector"],
)
self.create_amd_apu()
self.start_dbus_template(
"upower",
{"DaemonVersion": "0.99", "OnBattery": False},
)
# Block panel_power action
os.environ["POWER_PROFILE_DAEMON_ACTION_BLOCK"] = "amdgpu_panel_power"
self.start_daemon()
self.assertNotIn("amdgpu_panel_power", self.get_dbus_property("Actions"))
def test_driver_blocklist(self):
"""Test driver blocklist works"""
# Create 2 CPUs with preferences
dir1 = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/cpufreq/policy0/"
)
os.makedirs(dir1)
scaling_governor = os.path.join(dir1, "scaling_governor")
self.write_file_contents(scaling_governor, "powersave\n")
prefs1 = os.path.join(dir1, "energy_performance_preference")
self.write_file_contents(prefs1, "performance\n")
dir2 = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/cpufreq/policy1/"
)
os.makedirs(dir2)
scaling_governor = os.path.join(dir2, "scaling_governor")
self.write_file_contents(scaling_governor, "powersave\n")
prefs2 = os.path.join(
dir2,
"energy_performance_preference",
)
self.write_file_contents(prefs2, "prformance\n")
# Create AMD P-State configuration
pstate_dir = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/amd_pstate"
)
os.makedirs(pstate_dir)
self.write_file_contents(os.path.join(pstate_dir, "status"), "active\n")
# create ACPI platform profile
self.create_platform_profile()
profile = os.path.join(
self.testbed.get_root_dir(), "sys/firmware/acpi/platform_profile"
)
self.assertNotEqual(profile, None)
# desktop PM profile
dir3 = os.path.join(self.testbed.get_root_dir(), "sys/firmware/acpi/")
os.makedirs(dir3, exist_ok=True)
self.write_file_contents(os.path.join(dir3, "pm_profile"), "1\n")
# block platform profile
os.environ["POWER_PROFILE_DAEMON_DRIVER_BLOCK"] = "platform_profile"
# Verify that only amd-pstate is loaded
self.start_daemon()
profiles = self.get_dbus_property("Profiles")
self.assertEqual(len(profiles), 3)
self.assertEqual(profiles[0]["Driver"], "multiple")
self.assertEqual(profiles[0]["CpuDriver"], "amd_pstate")
self.assertEqual(profiles[0]["PlatformDriver"], "placeholder")
self.stop_daemon()
# block both drivers
os.environ["POWER_PROFILE_DAEMON_DRIVER_BLOCK"] = "amd_pstate,platform_profile"
# Verify that only placeholder is loaded
self.start_daemon()
profiles = self.get_dbus_property("Profiles")
self.assertEqual(len(profiles), 2)
self.assertEqual(profiles[0]["PlatformDriver"], "placeholder")
# pylint: disable=too-many-statements
def test_multi_driver_flows(self):
"""Test corner cases associated with multiple drivers"""
# Create 2 CPUs with preferences
dir1 = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/cpufreq/policy0/"
)
os.makedirs(dir1)
self.write_file_contents(os.path.join(dir1, "scaling_governor"), "powersave\n")
prefs1 = os.path.join(dir1, "energy_performance_preference")
self.write_file_contents(prefs1, "performance\n")
dir2 = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/cpufreq/policy1/"
)
os.makedirs(dir2)
self.write_file_contents(os.path.join(dir2, "scaling_governor"), "powersave\n")
prefs2 = os.path.join(dir2, "energy_performance_preference")
self.write_file_contents(prefs2, "performance\n")
# Create AMD P-State configuration
pstate_dir = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/amd_pstate"
)
os.makedirs(pstate_dir)
self.write_file_contents(os.path.join(pstate_dir, "status"), "active\n")
# create ACPI platform profile
self.create_platform_profile()
profile = os.path.join(
self.testbed.get_root_dir(), "sys/firmware/acpi/platform_profile"
)
# desktop PM profile
dir3 = os.path.join(self.testbed.get_root_dir(), "sys/firmware/acpi/")
os.makedirs(dir3, exist_ok=True)
self.write_file_contents(os.path.join(dir3, "pm_profile"), "1\n")
self.start_daemon()
# Verify that both drivers are loaded
profiles = self.get_dbus_property("Profiles")
self.assertEqual(len(profiles), 3)
self.assertEqual(profiles[0]["Driver"], "multiple")
self.assertEqual(profiles[0]["CpuDriver"], "amd_pstate")
self.assertEqual(profiles[0]["PlatformDriver"], "platform_profile")
# test both drivers can switch to power-saver
self.set_dbus_property("ActiveProfile", GLib.Variant.new_string("power-saver"))
self.assertEqual(self.get_dbus_property("ActiveProfile"), "power-saver")
# test both drivers can switch to performance
self.set_dbus_property("ActiveProfile", GLib.Variant.new_string("performance"))
self.assertEqual(self.get_dbus_property("ActiveProfile"), "performance")
# test both drivers can switch to balanced
self.set_dbus_property("ActiveProfile", GLib.Variant.new_string("balanced"))
self.assertEqual(self.get_dbus_property("ActiveProfile"), "balanced")
# test when CPU driver fails to write
self.change_immutable(prefs1, True)
with self.assertRaises(gi.repository.GLib.GError):
self.set_dbus_property(
"ActiveProfile", GLib.Variant.new_string("power-saver")
)
self.assertEqual(self.get_dbus_property("ActiveProfile"), "balanced")
self.assertEqual(
self.read_sysfs_file("sys/firmware/acpi/platform_profile"), b"balanced"
)
self.change_immutable(prefs1, False)
# test when platform driver fails to write
self.change_immutable(profile, True)
with self.assertRaises(gi.repository.GLib.GError):
self.set_dbus_property(
"ActiveProfile", GLib.Variant.new_string("power-saver")
)
self.assertEqual(self.get_dbus_property("ActiveProfile"), "balanced")
# make sure CPU was undone since platform failed
self.assertEqual(
self.read_sysfs_file(
"sys/devices/system/cpu/cpufreq/policy0/energy_performance_preference"
),
b"balance_performance",
)
self.assertEqual(
self.read_sysfs_file(
"sys/devices/system/cpu/cpufreq/policy1/energy_performance_preference"
),
b"balance_performance",
)
# pylint: disable=too-many-statements
def test_amd_pstate(self):
"""AMD P-State driver (no UPower)"""
# Create 2 CPUs with preferences
dir1 = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/cpufreq/policy0/"
)
os.makedirs(dir1)
self.write_file_contents(os.path.join(dir1, "scaling_governor"), "powersave\n")
self.write_file_contents(
os.path.join(dir1, "energy_performance_preference"), "performance\n"
)
dir2 = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/cpufreq/policy1/"
)
os.makedirs(dir2)
self.write_file_contents(os.path.join(dir2, "scaling_governor"), "powersave\n")
self.write_file_contents(
os.path.join(dir2, "energy_performance_preference"), "performance\n"
)
# Create AMD P-State configuration
pstate_dir = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/amd_pstate"
)
os.makedirs(pstate_dir)
self.write_file_contents(os.path.join(pstate_dir, "status"), "active\n")
# desktop PM profile
dir3 = os.path.join(self.testbed.get_root_dir(), "sys/firmware/acpi/")
os.makedirs(dir3)
self.write_file_contents(os.path.join(dir3, "pm_profile"), "1\n")
self.start_daemon()
profiles = self.get_dbus_property("Profiles")
self.assertEqual(len(profiles), 3)
self.assertEqual(profiles[0]["Driver"], "multiple")
self.assertEqual(profiles[0]["CpuDriver"], "amd_pstate")
self.assertEqual(profiles[0]["Profile"], "power-saver")
energy_prefs = os.path.join(dir2, "energy_performance_preference")
scaling_governor = os.path.join(dir2, "scaling_governor")
self.assert_file_eventually_contains(energy_prefs, "balance_performance")
self.assert_file_eventually_contains(scaling_governor, "powersave")
# Set performance mode
self.set_dbus_property("ActiveProfile", GLib.Variant.new_string("performance"))
self.assertEqual(self.get_dbus_property("ActiveProfile"), "performance")
self.assert_file_eventually_contains(energy_prefs, "performance")
self.assert_file_eventually_contains(scaling_governor, "performance")
# Set powersave mode
self.set_dbus_property("ActiveProfile", GLib.Variant.new_string("power-saver"))
self.assertEqual(self.get_dbus_property("ActiveProfile"), "power-saver")
self.assert_file_eventually_contains(energy_prefs, "power")
self.assert_file_eventually_contains(scaling_governor, "powersave")
def test_amd_pstate_balance(self):
"""AMD P-State driver (balance)"""
# Create CPU with preference
dir1 = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/cpufreq/policy0/"
)
os.makedirs(dir1)
gov_path = os.path.join(dir1, "scaling_governor")
self.write_file_contents(gov_path, "performance\n")
self.write_file_contents(
os.path.join(dir1, "energy_performance_preference"), "performance\n"
)
pstate_dir = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/amd_pstate"
)
os.makedirs(pstate_dir)
self.write_file_contents(os.path.join(pstate_dir, "status"), "active\n")
# desktop PM profile
dir2 = os.path.join(self.testbed.get_root_dir(), "sys/firmware/acpi/")
os.makedirs(dir2)
self.write_file_contents(os.path.join(dir2, "pm_profile"), "1\n")
self.start_dbus_template(
"upower",
{"DaemonVersion": "0.99", "OnBattery": False},
)
self.start_daemon()
profiles = self.get_dbus_property("Profiles")
self.assertEqual(len(profiles), 3)
self.assertEqual(profiles[0]["Driver"], "multiple")
self.assertEqual(profiles[0]["CpuDriver"], "amd_pstate")
self.assertEqual(profiles[0]["Profile"], "power-saver")
# This matches what's written by ppd-driver-amd-pstate.c
energy_prefs = os.path.join(dir1, "energy_performance_preference")
self.assert_file_eventually_contains(energy_prefs, "balance_performance")
scaling_governor = os.path.join(dir1, "scaling_governor")
self.assert_file_eventually_contains(scaling_governor, "powersave")
def test_amd_pstate_error(self):
"""AMD P-State driver in error state"""
pstate_dir = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/amd_pstate"
)
os.makedirs(pstate_dir)
self.write_file_contents(os.path.join(pstate_dir, "status"), "active\n")
dir1 = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/cpufreq/policy0/"
)
os.makedirs(dir1)
self.write_file_contents(os.path.join(dir1, "scaling_governor"), "powersave\n")
pref_path = os.path.join(dir1, "energy_performance_preference")
old_umask = os.umask(0o333)
self.write_file_contents(pref_path, "balance_performance\n")
os.umask(old_umask)
# Make file non-writable to root
self.change_immutable(pref_path, True)
# desktop PM profile
dir2 = os.path.join(self.testbed.get_root_dir(), "sys/firmware/acpi/")
os.makedirs(dir2)
self.write_file_contents(os.path.join(dir2, "pm_profile"), "1\n")
self.start_daemon()
self.assertEqual(self.get_dbus_property("ActiveProfile"), "balanced")
# Error when setting performance mode
with self.assertRaises(gi.repository.GLib.GError):
self.set_dbus_property(
"ActiveProfile", GLib.Variant.new_string("performance")
)
self.assertEqual(self.get_dbus_property("ActiveProfile"), "balanced")
energy_prefs = os.path.join(dir1, "energy_performance_preference")
self.assert_file_eventually_contains(energy_prefs, "balance_performance\n")
def test_amd_pstate_passive(self):
"""AMD P-State in passive mode -> placeholder"""
dir1 = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/cpufreq/policy0/"
)
os.makedirs(dir1)
self.write_file_contents(os.path.join(dir1, "scaling_governor"), "powersave\n")
self.write_file_contents(
os.path.join(dir1, "energy_performance_preference"), "performance\n"
)
# Create AMD P-State configuration
pstate_dir = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/amd_pstate"
)
os.makedirs(pstate_dir)
self.write_file_contents(os.path.join(pstate_dir, "status"), "passive\n")
# desktop PM profile
dir2 = os.path.join(self.testbed.get_root_dir(), "sys/firmware/acpi/")
os.makedirs(dir2)
self.write_file_contents(os.path.join(dir2, "pm_profile"), "1\n")
self.start_daemon()
profiles = self.get_dbus_property("Profiles")
self.assertEqual(len(profiles), 2)
self.assertEqual(profiles[0]["Driver"], "placeholder")
self.assertEqual(profiles[0]["PlatformDriver"], "placeholder")
self.assertEqual(self.get_dbus_property("ActiveProfile"), "balanced")
energy_prefs = os.path.join(dir1, "energy_performance_preference")
self.assert_file_eventually_contains(energy_prefs, "performance\n")
# Set performance mode
self.set_dbus_property("ActiveProfile", GLib.Variant.new_string("power-saver"))
self.assertEqual(self.get_dbus_property("ActiveProfile"), "power-saver")
self.assert_file_eventually_contains(energy_prefs, "performance\n")
def test_amd_pstate_server(self):
# Create 2 CPUs with preferences
dir1 = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/cpufreq/policy0/"
)
os.makedirs(dir1)
self.write_file_contents(os.path.join(dir1, "scaling_governor"), "powersave\n")
self.write_file_contents(
os.path.join(dir1, "energy_performance_preference"), "performance\n"
)
dir2 = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/cpufreq/policy1/"
)
os.makedirs(dir2)
self.write_file_contents(os.path.join(dir2, "scaling_governor"), "powersave\n")
self.write_file_contents(
os.path.join(dir2, "energy_performance_preference"), "performance\n"
)
# Create AMD P-State configuration
pstate_dir = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/amd_pstate"
)
os.makedirs(pstate_dir)
self.write_file_contents(os.path.join(pstate_dir, "status"), "active\n")
# server PM profile
dir3 = os.path.join(self.testbed.get_root_dir(), "sys/firmware/acpi/")
os.makedirs(dir3)
self.write_file_contents(os.path.join(dir3, "pm_profile"), "4\n")
self.start_daemon()
profiles = self.get_dbus_property("Profiles")
self.assertEqual(len(profiles), 2)
with self.assertRaises(KeyError):
print(profiles[0]["CpuDriver"])
def test_dytc_performance_driver(self):
"""Lenovo DYTC performance driver"""
self.create_dytc_device()
self.create_platform_profile()
self.start_daemon()
profiles = self.get_dbus_property("Profiles")
self.assertEqual(len(profiles), 3)
self.assertEqual(profiles[0]["Driver"], "platform_profile")
self.assertEqual(profiles[0]["PlatformDriver"], "platform_profile")
self.assertEqual(profiles[0]["Profile"], "power-saver")
self.assertEqual(profiles[2]["PlatformDriver"], "platform_profile")
self.assertEqual(profiles[2]["Profile"], "performance")
self.set_dbus_property("ActiveProfile", GLib.Variant.new_string("performance"))
self.assertEqual(self.get_dbus_property("ActiveProfile"), "performance")
# lapmode detected
lapmode = os.path.join(
self.testbed.get_root_dir(), "sys/devices/thinkpad_acpi/dytc_lapmode"
)
self.write_file_contents(lapmode, "1\n")
self.assert_dbus_property_eventually_is("PerformanceDegraded", "lap-detected")
self.assertEqual(self.get_dbus_property("ActiveProfile"), "performance")
# Reset lapmode
self.write_file_contents(lapmode, "0\n")
self.assert_dbus_property_eventually_is("PerformanceDegraded", "")
# Performance mode didn't change
self.assertEqual(self.get_dbus_property("ActiveProfile"), "performance")
# Switch to power-saver mode
self.set_dbus_property("ActiveProfile", GLib.Variant.new_string("power-saver"))
self.assert_eventually(
lambda: self.read_sysfs_file("sys/firmware/acpi/platform_profile")
== b"low-power"
)
self.assertEqual(self.get_dbus_property("ActiveProfile"), "power-saver")
# And mimic a user pressing a Fn+H
platform_profile = os.path.join(
self.testbed.get_root_dir(), "sys/firmware/acpi/platform_profile"
)
self.write_file_contents(platform_profile, "performance\n")
self.assert_dbus_property_eventually_is("ActiveProfile", "performance")
def test_fake_driver(self):
"""Test that the fake driver works"""
os.environ["POWER_PROFILE_DAEMON_FAKE_DRIVER"] = "1"
self.start_daemon()
profiles = self.get_dbus_property("Profiles")
self.assertEqual(len(profiles), 3)
self.stop_daemon()
del os.environ["POWER_PROFILE_DAEMON_FAKE_DRIVER"]
self.start_daemon()
profiles = self.get_dbus_property("Profiles")
self.assertEqual(len(profiles), 2)
def test_amd_pstate_upower(self):
"""Switching between balance_power and balance_performance based on battery"""
# Create 2 CPUs with preferences
dir1 = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/cpufreq/policy0/"
)
os.makedirs(dir1)
self.write_file_contents(os.path.join(dir1, "scaling_governor"), "powersave\n")
self.write_file_contents(
os.path.join(dir1, "energy_performance_preference"), "performance\n"
)
dir2 = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/cpufreq/policy1/"
)
os.makedirs(dir2)
self.write_file_contents(os.path.join(dir2, "scaling_governor"), "powersave\n")
self.write_file_contents(
os.path.join(dir2, "energy_performance_preference"), "performance\n"
)
# Create AMD P-State configuration
pstate_dir = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/amd_pstate"
)
os.makedirs(pstate_dir)
self.write_file_contents(os.path.join(pstate_dir, "status"), "active\n")
# desktop PM profile
dir3 = os.path.join(self.testbed.get_root_dir(), "sys/firmware/acpi/")
os.makedirs(dir3)
self.write_file_contents(os.path.join(dir3, "pm_profile"), "1\n")
_, _, stop_upowerd = self.start_dbus_template(
"upower",
{"DaemonVersion": "0.99", "OnBattery": True},
)
self.start_daemon()
profiles = self.get_dbus_property("Profiles")
self.assertEqual(len(profiles), 3)
self.assertEqual(profiles[0]["Driver"], "multiple")
self.assertEqual(profiles[0]["CpuDriver"], "amd_pstate")
self.assertEqual(profiles[0]["Profile"], "power-saver")
energy_prefs = os.path.join(dir2, "energy_performance_preference")
scaling_governor = os.path.join(dir2, "scaling_governor")
self.assert_file_eventually_contains(energy_prefs, "balance_power")
self.assert_file_eventually_contains(scaling_governor, "powersave")
stop_upowerd()
self.assert_file_eventually_contains(energy_prefs, "balance_performance")
_, upowerd_obj, _ = self.start_dbus_template(
"upower",
{"DaemonVersion": "0.99", "OnBattery": False},
)
self.assert_file_eventually_contains(energy_prefs, "balance_performance")
upowerd_obj.Set("org.freedesktop.UPower", "OnBattery", True)
self.assert_file_eventually_contains(energy_prefs, "balance_power")
upowerd_obj.Set("org.freedesktop.UPower", "OnBattery", False)
self.assert_file_eventually_contains(energy_prefs, "balance_performance")
def test_amdgpu_panel_power(self):
"""Verify AMDGPU Panel power actions"""
amdgpu_panel_power_savings = "amdgpu/panel_power_savings"
edp = self.testbed.add_device(
"drm",
"card1-eDP",
None,
["status", "connected\n", amdgpu_panel_power_savings, "0"],
["DEVTYPE", "drm_connector"],
)
self.create_amd_apu()
self.start_daemon()
self.assertIn("amdgpu_panel_power", self.get_dbus_property("Actions"))
# verify it hasn't been updated yet due to missing upower
self.assert_sysfs_attr_eventually_is(edp, amdgpu_panel_power_savings, "0")
# start upower and try again
self.stop_daemon()
self.start_dbus_template(
"upower",
{"DaemonVersion": "0.99", "OnBattery": True},
)
self.start_daemon()
# verify balanced updated it
self.set_dbus_property("ActiveProfile", GLib.Variant.new_string("balanced"))
self.assert_sysfs_attr_eventually_is(edp, amdgpu_panel_power_savings, "1")
# verify power saver updated it
self.set_dbus_property("ActiveProfile", GLib.Variant.new_string("power-saver"))
self.assert_sysfs_attr_eventually_is(edp, amdgpu_panel_power_savings, "3")
# add another device that supports the feature
edp2 = self.testbed.add_device(
"drm",
"card2-eDP",
None,
["status", "connected\n", amdgpu_panel_power_savings, "0"],
["DEVTYPE", "drm_connector"],
)
# verify power saver got updated for it
self.assert_sysfs_attr_eventually_is(edp2, amdgpu_panel_power_savings, "3")
# add another device that supports the feature, but panel is disconnected
edp3 = self.testbed.add_device(
"drm",
"card3-eDP",
None,
["status", "disconnected\n", amdgpu_panel_power_savings, "0"],
["DEVTYPE", "drm_connector"],
)
# verify power saver didn't get updated for it
self.assert_sysfs_attr_eventually_is(edp3, amdgpu_panel_power_savings, "0")
def test_trickle_charge_system(self):
"""Trickle power_supply charge type"""
fastcharge = self.testbed.add_device(
"power_supply",
"bq24190-charger",
None,
["charge_type", "Trickle", "scope", "System"],
[],
)
self.start_daemon()
self.assertIn("trickle_charge", self.get_dbus_property("Actions"))
# Verify that charge-type stays untouched
self.assertEqual(self.read_sysfs_attr(fastcharge, "charge_type"), b"Trickle")
self.set_dbus_property("ActiveProfile", GLib.Variant.new_string("power-saver"))
self.assertEqual(self.read_sysfs_attr(fastcharge, "charge_type"), b"Trickle")
def test_trickle_charge_mode_no_change(self):
"""Trickle power_supply charge type"""
fastcharge = self.testbed.add_device(
"power_supply",
"MFi Fastcharge",
None,
["charge_type", "Fast", "scope", "Device"],
[],
)
mtime = self.get_mtime(fastcharge, "charge_type")
self.start_daemon()
self.assertIn("trickle_charge", self.get_dbus_property("Actions"))
# Verify that charge-type didn't get touched
self.assert_sysfs_attr_eventually_is(fastcharge, "charge_type", "Fast")
self.assertEqual(self.get_mtime(fastcharge, "charge_type"), mtime)
def test_trickle_charge_mode(self):
"""Trickle power_supply charge type"""
idevice = self.testbed.add_device(
"usb",
"iDevice",
None,
[],
["ID_MODEL", "iDevice", "DRIVER", "apple-mfi-fastcharge"],
)
fastcharge = self.testbed.add_device(
"power_supply",
"MFi Fastcharge",
idevice,
["charge_type", "Trickle", "scope", "Device"],
[],
)
self.start_daemon()
self.assertIn("trickle_charge", self.get_dbus_property("Actions"))
# Verify that charge-type got changed to Fast on startup
self.assert_sysfs_attr_eventually_is(fastcharge, "charge_type", "Fast")
# Verify that charge-type got changed to Trickle when power saving
self.set_dbus_property("ActiveProfile", GLib.Variant.new_string("power-saver"))
self.assert_sysfs_attr_eventually_is(fastcharge, "charge_type", "Trickle")
# FIXME no performance mode
# Verify that charge-type got changed to Fast in a non-default, non-power save mode
# self.set_dbus_property('ActiveProfile', GLib.Variant.new_string('performance'))
# self.assert_sysfs_attr_eventually_is(fastcharge, "charge_type", "Fast")
def test_platform_driver_late_load(self):
"""Test that we can handle the platform_profile driver getting loaded late"""
self.create_empty_platform_profile()
self.start_daemon()
profiles = self.get_dbus_property("Profiles")
self.assertEqual(len(profiles), 2)
acpi_dir = os.path.join(self.testbed.get_root_dir(), "sys/firmware/acpi/")
self.write_file_contents(
os.path.join(acpi_dir, "platform_profile_choices"),
"low-power\nbalanced\nperformance\n",
)
self.write_file_contents(
os.path.join(acpi_dir, "platform_profile"), "performance\n"
)
# Wait for profiles to get reloaded
self.assert_eventually(lambda: len(self.get_dbus_property("Profiles")) == 3)
profiles = self.get_dbus_property("Profiles")
self.assertEqual(len(profiles), 3)
# Was set in platform_profile before we loaded the drivers
self.assertEqual(self.get_dbus_property("ActiveProfile"), "balanced")
self.assertEqual(self.get_dbus_property("PerformanceDegraded"), "")
def test_hp_wmi(self):
# Uses cool instead of low-power
acpi_dir = os.path.join(self.testbed.get_root_dir(), "sys/firmware/acpi/")
os.makedirs(acpi_dir)
self.write_file_contents(os.path.join(acpi_dir, "platform_profile"), "cool\n")
self.write_file_contents(
os.path.join(acpi_dir, "platform_profile_choices"),
"cool balanced performance\n",
)
self.start_daemon()
profiles = self.get_dbus_property("Profiles")
self.assertEqual(len(profiles), 3)
self.assertEqual(profiles[0]["Driver"], "platform_profile")
self.assertEqual(profiles[0]["PlatformDriver"], "platform_profile")
self.assertEqual(profiles[0]["Profile"], "power-saver")
self.assertEqual(self.get_dbus_property("ActiveProfile"), "balanced")
self.assertEqual(
self.read_sysfs_file("sys/firmware/acpi/platform_profile"), b"cool"
)
self.set_dbus_property("ActiveProfile", GLib.Variant.new_string("power-saver"))
self.assertEqual(self.get_dbus_property("ActiveProfile"), "power-saver")
self.assertEqual(
self.read_sysfs_file("sys/firmware/acpi/platform_profile"), b"cool"
)
self.set_dbus_property("ActiveProfile", GLib.Variant.new_string("performance"))
self.set_dbus_property("ActiveProfile", GLib.Variant.new_string("balanced"))
self.assertEqual(
self.read_sysfs_file("sys/firmware/acpi/platform_profile"), b"balanced"
)
def test_quiet(self):
# Uses quiet instead of low-power
acpi_dir = os.path.join(self.testbed.get_root_dir(), "sys/firmware/acpi/")
os.makedirs(acpi_dir)
self.write_file_contents(os.path.join(acpi_dir, "platform_profile"), "quiet\n")
self.write_file_contents(
os.path.join(acpi_dir, "platform_profile_choices"),
"quiet balanced balanced-performance performance\n",
)
self.start_daemon()
profiles = self.get_dbus_property("Profiles")
self.assertEqual(len(profiles), 3)
self.assertEqual(profiles[0]["Driver"], "platform_profile")
self.assertEqual(profiles[0]["PlatformDriver"], "platform_profile")
self.assertEqual(profiles[0]["Profile"], "power-saver")
self.assertEqual(self.get_dbus_property("ActiveProfile"), "balanced")
self.assertEqual(
self.read_sysfs_file("sys/firmware/acpi/platform_profile"), b"balanced"
)
self.set_dbus_property("ActiveProfile", GLib.Variant.new_string("power-saver"))
self.assertEqual(self.get_dbus_property("ActiveProfile"), "power-saver")
self.assertEqual(
self.read_sysfs_file("sys/firmware/acpi/platform_profile"), b"quiet"
)
def test_hold_release_profile(self):
self.create_platform_profile()
self.start_daemon()
profiles = self.get_dbus_property("Profiles")
self.assertEqual(len(profiles), 3)
cookie = self.call_dbus_method(
"HoldProfile",
GLib.Variant("(sss)", ("performance", "testReason", "testApplication")),
)
self.assert_eventually(
lambda: self.changed_properties.get("ActiveProfile") == "performance"
)
self.assert_eventually(
lambda: self.changed_properties.get("ActiveProfileHolds")
== [
{
"ApplicationId": "testApplication",
"Profile": "performance",
"Reason": "testReason",
}
]
)
released_cookie = None
def signal_cb(_, sender, signal_name, params):
nonlocal released_cookie
if signal_name == "ProfileReleased":
released_cookie = params
self.addCleanup(
self.proxy.disconnect, self.proxy.connect("g-signal", signal_cb)
)
self.assertEqual(self.get_dbus_property("ActiveProfile"), "performance")
profile_holds = self.get_dbus_property("ActiveProfileHolds")
self.assertEqual(len(profile_holds), 1)
self.assertEqual(profile_holds[0]["Profile"], "performance")
self.assertEqual(profile_holds[0]["Reason"], "testReason")
self.assertEqual(profile_holds[0]["ApplicationId"], "testApplication")
self.call_dbus_method("ReleaseProfile", GLib.Variant("(u)", cookie))
self.assert_eventually(lambda: released_cookie == cookie)
self.assert_eventually(
lambda: self.changed_properties.get("ActiveProfile") == "balanced"
)
self.assert_eventually(
lambda: self.changed_properties.get("ActiveProfileHolds") == []
)
profile_holds = self.get_dbus_property("ActiveProfileHolds")
self.assertEqual(len(profile_holds), 0)
self.assertEqual(self.get_dbus_property("ActiveProfile"), "balanced")
# When the profile is changed manually, holds should be released a
self.call_dbus_method(
"HoldProfile", GLib.Variant("(sss)", ("performance", "", ""))
)
self.assertEqual(len(self.get_dbus_property("ActiveProfileHolds")), 1)
self.assert_eventually(
lambda: self.changed_properties.get("ActiveProfile") == "performance"
)
self.assertEqual(self.get_dbus_property("ActiveProfile"), "performance")
self.set_dbus_property("ActiveProfile", GLib.Variant.new_string("balanced"))
self.assert_eventually(
lambda: self.changed_properties.get("ActiveProfile") == "balanced"
)
self.assertEqual(len(self.get_dbus_property("ActiveProfileHolds")), 0)
self.assertEqual(self.get_dbus_property("ActiveProfile"), "balanced")
# When all holds are released, the last manually selected profile should be activated
self.set_dbus_property("ActiveProfile", GLib.Variant.new_string("power-saver"))
self.assert_eventually(
lambda: self.changed_properties.get("ActiveProfile") == "power-saver"
)
self.assertEqual(self.get_dbus_property("ActiveProfile"), "power-saver")
cookie = self.call_dbus_method(
"HoldProfile", GLib.Variant("(sss)", ("performance", "", ""))
)
self.assert_eventually(
lambda: self.changed_properties.get("ActiveProfileHolds")
== [
{
"ApplicationId": "",
"Profile": "performance",
"Reason": "",
}
]
)
self.assert_eventually(
lambda: self.changed_properties.get("ActiveProfile") == "performance"
)
self.assertEqual(self.get_dbus_property("ActiveProfile"), "performance")
self.call_dbus_method("ReleaseProfile", GLib.Variant("(u)", cookie))
self.assert_eventually(lambda: released_cookie == cookie)
self.assert_eventually(
lambda: self.changed_properties.get("ActiveProfileHolds") == []
)
self.assert_eventually(
lambda: self.changed_properties.get("ActiveProfile") == "power-saver"
)
self.assertEqual(self.get_dbus_property("ActiveProfile"), "power-saver")
def test_launch_arguments_redirection(self):
self.create_platform_profile()
self.start_daemon()
self.assert_eventually(lambda: self.get_dbus_property("ActiveProfile"))
with tempfile.NamedTemporaryFile(mode="+rt") as tmpf:
subprocess.check_call(
self.powerprofilesctl_command()
+ [
"launch",
"sh",
"-c",
f'echo "$@" > {tmpf.name}',
"--",
"--foo",
"--bar",
"-v",
"arg",
]
)
self.assertEqual(tmpf.readlines(), ["--foo --bar -v arg\n"])
def test_unknown_action(self):
self.create_platform_profile()
self.start_daemon()
self.assert_eventually(lambda: self.get_dbus_property("ActiveProfile"))
with self.assertRaises(subprocess.CalledProcessError):
tool_cmd = self.powerprofilesctl_command()
subprocess.check_output(
tool_cmd + ["hopefully-invalid-action"], stderr=subprocess.PIPE
)
def test_unknown_list_argument(self):
self.create_platform_profile()
self.start_daemon()
self.assert_eventually(lambda: self.get_dbus_property("ActiveProfile"))
with self.assertRaises(subprocess.CalledProcessError):
subprocess.check_output(
self.powerprofilesctl_command() + ["list", "--invalid-argument"],
stderr=subprocess.PIPE,
)
def test_launch_arguments_invalid(self):
self.create_platform_profile()
self.start_daemon()
self.assert_eventually(lambda: self.get_dbus_property("ActiveProfile"))
with self.assertRaises(subprocess.CalledProcessError):
tool_cmd = self.powerprofilesctl_command()
subprocess.check_output(
tool_cmd + ["--foo-arg", "launch", "true"], stderr=subprocess.PIPE
)
def test_launch_with_command_failure(self):
self.create_platform_profile()
self.start_daemon()
self.assert_eventually(lambda: self.get_dbus_property("ActiveProfile"))
tool_cmd = self.powerprofilesctl_command()
cmd = subprocess.run(tool_cmd + ["launch", "false"], check=False)
self.assertEqual(cmd.returncode, 1)
cmd = subprocess.run(tool_cmd + ["launch", "sh", "-c", "exit 55"], check=False)
self.assertEqual(cmd.returncode, 55)
def test_launch_with_command_signaled(self):
self.create_platform_profile()
self.start_daemon()
self.assert_eventually(lambda: self.get_dbus_property("ActiveProfile"))
tool_cmd = self.powerprofilesctl_command()
cmd = subprocess.run(
tool_cmd + ["launch", "sh", "-c", f"kill -{signal.SIGKILL} $$"], check=False
)
self.assertEqual(cmd.returncode, -signal.SIGKILL)
cmd = subprocess.run(
tool_cmd + ["launch", "sh", "-c", f"kill -{signal.SIGINT} $$"], check=False
)
self.assertEqual(cmd.returncode, -signal.SIGINT)
def test_vanishing_hold(self):
self.create_platform_profile()
self.start_daemon()
self.assert_eventually(lambda: self.get_dbus_property("ActiveProfile"))
tool_cmd = self.powerprofilesctl_command()
with subprocess.Popen(
tool_cmd + ["launch", "-p", "power-saver", "sleep", "3600"],
stdout=sys.stdout,
stderr=sys.stderr,
) as launch_process:
self.assertTrue(launch_process)
time.sleep(1)
holds = self.get_dbus_property("ActiveProfileHolds")
self.assertEqual(len(holds), 1)
hold = holds[0]
self.assertEqual(hold["Profile"], "power-saver")
# Make sure to handle vanishing clients
launch_process.terminate()
retcode = launch_process.wait()
self.assertEqual(retcode, -signal.SIGTERM)
holds = self.get_dbus_property("ActiveProfileHolds")
self.assertEqual(len(holds), 0)
def test_launch_sigint_wrapper(self):
self.create_platform_profile()
self.start_daemon()
self.assert_eventually(lambda: self.get_dbus_property("ActiveProfile"))
with subprocess.Popen(
self.powerprofilesctl_command() + ["launch", "sleep", "3600"],
) as launch_process:
time.sleep(1)
launch_process.send_signal(signal.SIGINT)
retcode = launch_process.wait()
self.assertEqual(retcode, -signal.SIGINT)
def test_launch_sigabrt_wrapper(self):
self.create_platform_profile()
self.start_daemon()
self.assert_eventually(lambda: self.get_dbus_property("ActiveProfile"))
with subprocess.Popen(
self.powerprofilesctl_command() + ["launch", "sleep", "3600"],
) as launch_process:
time.sleep(1)
launch_process.send_signal(signal.SIGABRT)
retcode = launch_process.wait()
self.assertEqual(retcode, -signal.SIGABRT)
def test_hold_priority(self):
"""power-saver should take priority over performance"""
self.create_platform_profile()
self.start_daemon()
profiles = self.get_dbus_property("Profiles")
self.assertEqual(len(profiles), 3)
self.assertEqual(self.get_dbus_property("ActiveProfile"), "balanced")
# Test every order of holding and releasing power-saver and performance
# hold performance and then power-saver, release in the same order
performance_cookie = self.call_dbus_method(
"HoldProfile", GLib.Variant("(sss)", ("performance", "", ""))
)
self.assertEqual(self.get_dbus_property("ActiveProfile"), "performance")
powersaver_cookie = self.call_dbus_method(
"HoldProfile", GLib.Variant("(sss)", ("power-saver", "", ""))
)
self.assertEqual(self.get_dbus_property("ActiveProfile"), "power-saver")
self.call_dbus_method("ReleaseProfile", GLib.Variant("(u)", performance_cookie))
self.assertEqual(self.get_dbus_property("ActiveProfile"), "power-saver")
self.call_dbus_method("ReleaseProfile", GLib.Variant("(u)", powersaver_cookie))
self.assertEqual(self.get_dbus_property("ActiveProfile"), "balanced")
# hold performance and then power-saver, but release power-saver first
performance_cookie = self.call_dbus_method(
"HoldProfile", GLib.Variant("(sss)", ("performance", "", ""))
)
self.assertEqual(self.get_dbus_property("ActiveProfile"), "performance")
powersaver_cookie = self.call_dbus_method(
"HoldProfile", GLib.Variant("(sss)", ("power-saver", "", ""))
)
self.assertEqual(self.get_dbus_property("ActiveProfile"), "power-saver")
self.call_dbus_method("ReleaseProfile", GLib.Variant("(u)", powersaver_cookie))
self.assertEqual(self.get_dbus_property("ActiveProfile"), "performance")
self.call_dbus_method("ReleaseProfile", GLib.Variant("(u)", performance_cookie))
self.assertEqual(self.get_dbus_property("ActiveProfile"), "balanced")
# hold power-saver and then performance, release in the same order
powersaver_cookie = self.call_dbus_method(
"HoldProfile", GLib.Variant("(sss)", ("power-saver", "", ""))
)
self.assertEqual(self.get_dbus_property("ActiveProfile"), "power-saver")
performance_cookie = self.call_dbus_method(
"HoldProfile", GLib.Variant("(sss)", ("performance", "", ""))
)
self.assertEqual(self.get_dbus_property("ActiveProfile"), "power-saver")
self.call_dbus_method("ReleaseProfile", GLib.Variant("(u)", powersaver_cookie))
self.assertEqual(self.get_dbus_property("ActiveProfile"), "performance")
self.call_dbus_method("ReleaseProfile", GLib.Variant("(u)", performance_cookie))
self.assertEqual(self.get_dbus_property("ActiveProfile"), "balanced")
# hold power-saver and then performance, but release performance first
powersaver_cookie = self.call_dbus_method(
"HoldProfile", GLib.Variant("(sss)", ("power-saver", "", ""))
)
self.assertEqual(self.get_dbus_property("ActiveProfile"), "power-saver")
performance_cookie = self.call_dbus_method(
"HoldProfile", GLib.Variant("(sss)", ("performance", "", ""))
)
self.assertEqual(self.get_dbus_property("ActiveProfile"), "power-saver")
self.call_dbus_method("ReleaseProfile", GLib.Variant("(u)", performance_cookie))
self.assertEqual(self.get_dbus_property("ActiveProfile"), "power-saver")
self.call_dbus_method("ReleaseProfile", GLib.Variant("(u)", powersaver_cookie))
self.assertEqual(self.get_dbus_property("ActiveProfile"), "balanced")
def test_save_profile(self):
"""save profile across runs"""
self.create_platform_profile()
self.start_daemon()
self.assertEqual(self.get_dbus_property("ActiveProfile"), "balanced")
self.set_dbus_property("ActiveProfile", GLib.Variant.new_string("power-saver"))
self.stop_daemon()
# sys.stderr.write('\n-------------- config file: ----------------\n')
# with open(self.testbed.get_root_dir() + '/' + 'ppd_test_conf.ini') as tmpf:
# sys.stderr.write(tmpf.read())
# sys.stderr.write('------------------------------\n')
self.start_daemon()
self.assertEqual(self.get_dbus_property("ActiveProfile"), "power-saver")
# Programmatically set profile aren't saved
performance_cookie = self.call_dbus_method(
"HoldProfile", GLib.Variant("(sss)", ("performance", "", ""))
)
self.assertTrue(performance_cookie)
self.assertEqual(self.get_dbus_property("ActiveProfile"), "performance")
self.stop_daemon()
self.start_daemon()
self.assertEqual(self.get_dbus_property("ActiveProfile"), "power-saver")
def test_save_deferred_load(self):
"""save profile across runs, but kernel driver loaded after start"""
self.create_platform_profile()
self.start_daemon()
self.assertEqual(self.get_dbus_property("ActiveProfile"), "balanced")
self.set_dbus_property("ActiveProfile", GLib.Variant.new_string("power-saver"))
self.stop_daemon()
self.remove_platform_profile()
# We could verify the contents of the configuration file here
self.create_empty_platform_profile()
self.start_daemon()
self.assertEqual(self.get_dbus_property("ActiveProfile"), "balanced")
acpi_dir = os.path.join(self.testbed.get_root_dir(), "sys/firmware/acpi/")
self.write_file_contents(
os.path.join(acpi_dir, "platform_profile_choices"),
"low-power\nbalanced\nperformance\n",
)
self.write_file_contents(
os.path.join(acpi_dir, "platform_profile"), "performance\n"
)
self.assert_dbus_property_eventually_is("ActiveProfile", "power-saver")
def test_not_allowed_profile(self):
"""Check that we get errors when trying to change a profile and not allowed"""
self.obj_polkit.SetAllowed(dbus.Array([], signature="s"))
self.start_daemon()
self.assertEqual(self.get_dbus_property("ActiveProfile"), "balanced")
proxy = Gio.DBusProxy.new_sync(
self.dbus,
Gio.DBusProxyFlags.DO_NOT_AUTO_START,
None,
self.PP,
self.PP_PATH,
"org.freedesktop.DBus.Properties",
None,
)
with self.assertRaises(gi.repository.GLib.GError) as error:
proxy.Set(
"(ssv)",
self.PP,
"ActiveProfile",
GLib.Variant.new_string("power-saver"),
)
self.assertIn("AccessDenied", str(error.exception))
def test_not_allowed_hold(self):
"""Check that we get an error when trying to hold a profile and not allowed"""
self.obj_polkit.SetAllowed(dbus.Array([], signature="s"))
self.start_daemon()
self.assertEqual(self.get_dbus_property("ActiveProfile"), "balanced")
with self.assertRaises(gi.repository.GLib.GError) as error:
self.call_dbus_method(
"HoldProfile", GLib.Variant("(sss)", ("performance", "", ""))
)
self.assertIn("AccessDenied", str(error.exception))
self.assertEqual(self.get_dbus_property("ActiveProfile"), "balanced")
self.assertEqual(len(self.get_dbus_property("ActiveProfileHolds")), 0)
def test_get_version_prop(self):
"""Checks that the version property is advertised"""
self.start_daemon()
self.assertTrue(self.get_dbus_property("Version"))
def test_intel_pstate_noturbo(self):
"""Intel P-State driver (balance)"""
# Create CPU with preference
dir1 = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/cpufreq/policy0/"
)
os.makedirs(dir1)
self.write_file_contents(os.path.join(dir1, "scaling_governor"), "powersave\n")
self.write_file_contents(
os.path.join(dir1, "energy_performance_preference"), "performance\n"
)
# Create Intel P-State configuration
pstate_dir = os.path.join(
self.testbed.get_root_dir(), "sys/devices/system/cpu/intel_pstate"
)
os.makedirs(pstate_dir)
self.write_file_contents(os.path.join(pstate_dir, "no_turbo"), "1\n")
self.write_file_contents(os.path.join(pstate_dir, "turbo_pct"), "0\n")
self.write_file_contents(os.path.join(pstate_dir, "status"), "active\n")
self.start_daemon()
profiles = self.get_dbus_property("Profiles")
self.assertEqual(len(profiles), 3)
self.assertEqual(self.get_dbus_property("PerformanceDegraded"), "")
def test_powerprofilesctl_version_command(self):
"""Check powerprofilesctl version command works"""
self.start_daemon()
cmd = subprocess.run(self.powerprofilesctl_command() + ["version"], check=True)
self.assertEqual(cmd.returncode, 0)
def test_powerprofilesctl_list_command(self):
"""Check powerprofilesctl list command works"""
self.start_daemon()
tool_cmd = self.powerprofilesctl_command()
cmd = subprocess.run(tool_cmd + ["list"], capture_output=True, check=True)
self.assertEqual(cmd.returncode, 0)
self.assertIn("* balanced", cmd.stdout.decode("utf-8"))
def test_powerprofilesctl_set_get_commands(self):
"""Check powerprofilesctl set/get command works"""
self.start_daemon()
self.assertEqual(self.get_dbus_property("ActiveProfile"), "balanced")
tool_cmd = self.powerprofilesctl_command()
cmd = subprocess.run(tool_cmd + ["get"], capture_output=True, check=True)
self.assertEqual(cmd.returncode, 0)
self.assertEqual(cmd.stdout, b"balanced\n")
cmd = subprocess.run(
tool_cmd + ["set", "power-saver"], capture_output=True, check=True
)
self.assertEqual(cmd.returncode, 0)
self.assertEqual(self.get_dbus_property("ActiveProfile"), "power-saver")
cmd = subprocess.run(tool_cmd + ["get"], capture_output=True, check=True)
self.assertEqual(cmd.returncode, 0)
self.assertEqual(cmd.stdout, b"power-saver\n")
def test_powerprofilesctl_error(self):
"""Check that powerprofilesctl returns 1 rather than an exception on error"""
tool_cmd = self.powerprofilesctl_command()
with self.assertRaises(subprocess.CalledProcessError) as error:
subprocess.check_output(
tool_cmd + ["list"], stderr=subprocess.PIPE, universal_newlines=True
)
self.assertNotIn("Traceback", error.exception.stderr)
with self.assertRaises(subprocess.CalledProcessError) as error:
subprocess.check_output(
tool_cmd + ["get"], stderr=subprocess.PIPE, universal_newlines=True
)
self.assertNotIn("Traceback", error.exception.stderr)
with self.assertRaises(subprocess.CalledProcessError) as error:
subprocess.check_output(
tool_cmd + ["set", "not-a-profile"],
stderr=subprocess.PIPE,
universal_newlines=True,
)
self.assertNotIn("Traceback", error.exception.stderr)
with self.assertRaises(subprocess.CalledProcessError) as error:
subprocess.check_output(
tool_cmd + ["list-holds"],
stderr=subprocess.PIPE,
universal_newlines=True,
)
self.assertNotIn("Traceback", error.exception.stderr)
with self.assertRaises(subprocess.CalledProcessError) as error:
subprocess.check_output(
tool_cmd + ["launch", "-p", "power-saver", "sleep", "1"],
stderr=subprocess.PIPE,
universal_newlines=True,
)
self.assertNotIn("Traceback", error.exception.stderr)
self.start_daemon()
with self.assertRaises(subprocess.CalledProcessError) as error:
subprocess.check_output(
tool_cmd + ["set", "not-a-profile"],
stderr=subprocess.PIPE,
universal_newlines=True,
)
self.assertNotIn("Traceback", error.exception.stderr)
#
# Helper methods
#
@classmethod
def _props_to_str(cls, properties):
"""Convert a properties dictionary to uevent text representation."""
prop_str = ""
if properties:
for key, val in properties.items():
prop_str += f"{key}={val}\n"
return prop_str
class LegacyDBusNameTests(Tests):
"""This will repeats all the tests in the Tests class using the legacy dbus name"""
PP = "net.hadess.PowerProfiles"
PP_PATH = "/net/hadess/PowerProfiles"
PP_INTERFACE = "net.hadess.PowerProfiles"
if __name__ == "__main__":
# run ourselves under umockdev
if "umockdev" not in os.environ.get("LD_PRELOAD", ""):
os.execvp("umockdev-wrapper", ["umockdev-wrapper", sys.executable] + sys.argv)
prog = unittest.main(exit=False)
if prog.result.errors or prog.result.failures:
sys.exit(1)
# Translate to skip error
if prog.result.testsRun == len(prog.result.skipped):
sys.exit(77)
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