AlkantarClanX12
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#!/usr/bin/env python3
# Copyright (c) 2009, Giampaolo Rodola'. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""macOS specific tests."""
import platform
import re
import time
import psutil
from psutil import MACOS
from psutil import POSIX
from psutil.tests import HAS_BATTERY
from psutil.tests import TOLERANCE_DISK_USAGE
from psutil.tests import TOLERANCE_SYS_MEM
from psutil.tests import PsutilTestCase
from psutil.tests import pytest
from psutil.tests import retry_on_failure
from psutil.tests import sh
from psutil.tests import spawn_testproc
from psutil.tests import terminate
if POSIX:
from psutil._psutil_posix import getpagesize
def sysctl(cmdline):
"""Expects a sysctl command with an argument and parse the result
returning only the value of interest.
"""
out = sh(cmdline)
result = out.split()[1]
try:
return int(result)
except ValueError:
return result
def vm_stat(field):
"""Wrapper around 'vm_stat' cmdline utility."""
out = sh('vm_stat')
for line in out.split('\n'):
if field in line:
break
else:
raise ValueError("line not found")
return int(re.search(r'\d+', line).group(0)) * getpagesize()
@pytest.mark.skipif(not MACOS, reason="MACOS only")
class TestProcess(PsutilTestCase):
@classmethod
def setUpClass(cls):
cls.pid = spawn_testproc().pid
@classmethod
def tearDownClass(cls):
terminate(cls.pid)
def test_process_create_time(self):
output = sh("ps -o lstart -p %s" % self.pid)
start_ps = output.replace('STARTED', '').strip()
hhmmss = start_ps.split(' ')[-2]
year = start_ps.split(' ')[-1]
start_psutil = psutil.Process(self.pid).create_time()
assert hhmmss == time.strftime(
"%H:%M:%S", time.localtime(start_psutil)
)
assert year == time.strftime("%Y", time.localtime(start_psutil))
@pytest.mark.skipif(not MACOS, reason="MACOS only")
class TestSystemAPIs(PsutilTestCase):
# --- disk
@retry_on_failure()
def test_disks(self):
# test psutil.disk_usage() and psutil.disk_partitions()
# against "df -a"
def df(path):
out = sh('df -k "%s"' % path).strip()
lines = out.split('\n')
lines.pop(0)
line = lines.pop(0)
dev, total, used, free = line.split()[:4]
if dev == 'none':
dev = ''
total = int(total) * 1024
used = int(used) * 1024
free = int(free) * 1024
return dev, total, used, free
for part in psutil.disk_partitions(all=False):
usage = psutil.disk_usage(part.mountpoint)
dev, total, used, free = df(part.mountpoint)
assert part.device == dev
assert usage.total == total
assert abs(usage.free - free) < TOLERANCE_DISK_USAGE
assert abs(usage.used - used) < TOLERANCE_DISK_USAGE
# --- cpu
def test_cpu_count_logical(self):
num = sysctl("sysctl hw.logicalcpu")
assert num == psutil.cpu_count(logical=True)
def test_cpu_count_cores(self):
num = sysctl("sysctl hw.physicalcpu")
assert num == psutil.cpu_count(logical=False)
# TODO: remove this once 1892 is fixed
@pytest.mark.skipif(
MACOS and platform.machine() == 'arm64', reason="skipped due to #1892"
)
def test_cpu_freq(self):
freq = psutil.cpu_freq()
assert freq.current * 1000 * 1000 == sysctl("sysctl hw.cpufrequency")
assert freq.min * 1000 * 1000 == sysctl("sysctl hw.cpufrequency_min")
assert freq.max * 1000 * 1000 == sysctl("sysctl hw.cpufrequency_max")
# --- virtual mem
def test_vmem_total(self):
sysctl_hwphymem = sysctl('sysctl hw.memsize')
assert sysctl_hwphymem == psutil.virtual_memory().total
@retry_on_failure()
def test_vmem_free(self):
vmstat_val = vm_stat("free")
psutil_val = psutil.virtual_memory().free
assert abs(psutil_val - vmstat_val) < TOLERANCE_SYS_MEM
@retry_on_failure()
def test_vmem_active(self):
vmstat_val = vm_stat("active")
psutil_val = psutil.virtual_memory().active
assert abs(psutil_val - vmstat_val) < TOLERANCE_SYS_MEM
@retry_on_failure()
def test_vmem_inactive(self):
vmstat_val = vm_stat("inactive")
psutil_val = psutil.virtual_memory().inactive
assert abs(psutil_val - vmstat_val) < TOLERANCE_SYS_MEM
@retry_on_failure()
def test_vmem_wired(self):
vmstat_val = vm_stat("wired")
psutil_val = psutil.virtual_memory().wired
assert abs(psutil_val - vmstat_val) < TOLERANCE_SYS_MEM
# --- swap mem
@retry_on_failure()
def test_swapmem_sin(self):
vmstat_val = vm_stat("Pageins")
psutil_val = psutil.swap_memory().sin
assert abs(psutil_val - vmstat_val) < TOLERANCE_SYS_MEM
@retry_on_failure()
def test_swapmem_sout(self):
vmstat_val = vm_stat("Pageout")
psutil_val = psutil.swap_memory().sout
assert abs(psutil_val - vmstat_val) < TOLERANCE_SYS_MEM
# --- network
def test_net_if_stats(self):
for name, stats in psutil.net_if_stats().items():
try:
out = sh("ifconfig %s" % name)
except RuntimeError:
pass
else:
assert stats.isup == ('RUNNING' in out), out
assert stats.mtu == int(re.findall(r'mtu (\d+)', out)[0])
# --- sensors_battery
@pytest.mark.skipif(not HAS_BATTERY, reason="no battery")
def test_sensors_battery(self):
out = sh("pmset -g batt")
percent = re.search(r"(\d+)%", out).group(1)
drawing_from = re.search("Now drawing from '([^']+)'", out).group(1)
power_plugged = drawing_from == "AC Power"
psutil_result = psutil.sensors_battery()
assert psutil_result.power_plugged == power_plugged
assert psutil_result.percent == int(percent)