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File Name : test_osx.py

#!/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 re
import time

import psutil
from psutil import MACOS
from psutil.tests import AARCH64
from psutil.tests import CI_TESTING
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_subproc
from psutil.tests import terminate

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))
        * psutil._psplatform.cext.getpagesize()
    )

@pytest.mark.skipif(not MACOS, reason="MACOS only")
class TestProcess(PsutilTestCase):
    @classmethod
    def setUpClass(cls):
        cls.pid = spawn_subproc().pid

@classmethod
    def tearDownClass(cls):
        terminate(cls.pid)

def test_process_create_time(self):
        output = sh(f"ps -o lstart -p {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(f'df -k "{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 AARCH64, 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

@pytest.mark.skipif(
        CI_TESTING and MACOS and AARCH64,
        reason="skipped on MACOS + ARM64 + CI_TESTING",
    )
    @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

@pytest.mark.skipif(
        CI_TESTING and MACOS and AARCH64,
        reason="skipped on MACOS + ARM64 + CI_TESTING",
    )
    @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

# XXX: fails too often
    @pytest.mark.skipif(CI_TESTING, reason="skipped on CI_TESTING")
    @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(f"ifconfig {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(r"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)

# --- others

def test_boot_time(self):
        out = sh('sysctl kern.boottime')
        a = float(re.search(r"sec\s*=\s*(\d+)", out).groups(0)[0])
        b = psutil.boot_time()
        assert a == b

Name	Type	Size	Owner/Group	Permission	Last Modified	Actions
.	dir	-	root/root	0755	2025-12-03 09:30:50
..	dir	-	root/root	0755	2025-12-03 09:30:50
__pycache__	dir	-	root/root	0755	2025-12-03 09:30:51
__init__.py	text/x-python	61.43 KB	root/root	0644	2025-12-03 09:30:50
__main__.py	text/x-python	305 B	root/root	0644	2025-12-03 09:30:50
test_aix.py	text/x-python	4.3 KB	root/root	0644	2025-12-03 09:30:50
test_bsd.py	text/x-python	19.53 KB	root/root	0644	2025-12-03 09:30:50
test_connections.py	text/x-python	20.74 KB	root/root	0644	2025-12-03 09:30:50
test_contracts.py	text/x-python	11.9 KB	root/root	0644	2025-12-03 09:30:50
test_linux.py	text/x-python	86.49 KB	root/root	0644	2025-12-03 09:30:50
test_memleaks.py	text/x-python	14.72 KB	root/root	0644	2025-12-03 09:30:50
test_misc.py	text/x-python	28.72 KB	root/root	0644	2025-12-03 09:30:50
test_osx.py	text/x-python	6.51 KB	root/root	0644	2025-12-03 09:30:50
test_posix.py	text/x-python	16.98 KB	root/root	0644	2025-12-03 09:30:50
test_process.py	text/x-python	58.71 KB	root/root	0644	2025-12-03 09:30:50
test_process_all.py	text/x-python	18.2 KB	root/root	0644	2025-12-03 09:30:50
test_scripts.py	text/x-python	7.69 KB	root/root	0644	2025-12-03 09:30:50
test_sudo.py	text/x-python	3.75 KB	root/root	0644	2025-12-03 09:30:50
test_sunos.py	text/x-python	1.16 KB	root/root	0644	2025-12-03 09:30:50
test_system.py	text/x-python	34.7 KB	root/root	0644	2025-12-03 09:30:50
test_testutils.py	text/x-python	18.35 KB	root/root	0644	2025-12-03 09:30:50
test_unicode.py	text/x-python	10.47 KB	root/root	0644	2025-12-03 09:30:50
test_windows.py	text/x-python	33.61 KB	root/root	0644	2025-12-03 09:30:50

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