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.
"""Contracts tests. These tests mainly check API sanity in terms of
returned types and APIs availability.
Some of these are duplicates of tests test_system.py and test_process.py.
"""
import platform
import signal
import psutil
from psutil import AIX
from psutil import FREEBSD
from psutil import LINUX
from psutil import MACOS
from psutil import NETBSD
from psutil import OPENBSD
from psutil import POSIX
from psutil import SUNOS
from psutil import WINDOWS
from psutil._compat import long
from psutil.tests import GITHUB_ACTIONS
from psutil.tests import HAS_CPU_FREQ
from psutil.tests import HAS_NET_IO_COUNTERS
from psutil.tests import HAS_SENSORS_FANS
from psutil.tests import HAS_SENSORS_TEMPERATURES
from psutil.tests import PYPY
from psutil.tests import QEMU_USER
from psutil.tests import SKIP_SYSCONS
from psutil.tests import PsutilTestCase
from psutil.tests import create_sockets
from psutil.tests import enum
from psutil.tests import is_namedtuple
from psutil.tests import kernel_version
from psutil.tests import pytest
# ===================================================================
# --- APIs availability
# ===================================================================
# Make sure code reflects what doc promises in terms of APIs
# availability.
class TestAvailConstantsAPIs(PsutilTestCase):
def test_PROCFS_PATH(self):
assert hasattr(psutil, "PROCFS_PATH") == (LINUX or SUNOS or AIX)
def test_win_priority(self):
ae = self.assertEqual
ae(hasattr(psutil, "ABOVE_NORMAL_PRIORITY_CLASS"), WINDOWS)
ae(hasattr(psutil, "BELOW_NORMAL_PRIORITY_CLASS"), WINDOWS)
ae(hasattr(psutil, "HIGH_PRIORITY_CLASS"), WINDOWS)
ae(hasattr(psutil, "IDLE_PRIORITY_CLASS"), WINDOWS)
ae(hasattr(psutil, "NORMAL_PRIORITY_CLASS"), WINDOWS)
ae(hasattr(psutil, "REALTIME_PRIORITY_CLASS"), WINDOWS)
def test_linux_ioprio_linux(self):
ae = self.assertEqual
ae(hasattr(psutil, "IOPRIO_CLASS_NONE"), LINUX)
ae(hasattr(psutil, "IOPRIO_CLASS_RT"), LINUX)
ae(hasattr(psutil, "IOPRIO_CLASS_BE"), LINUX)
ae(hasattr(psutil, "IOPRIO_CLASS_IDLE"), LINUX)
def test_linux_ioprio_windows(self):
ae = self.assertEqual
ae(hasattr(psutil, "IOPRIO_HIGH"), WINDOWS)
ae(hasattr(psutil, "IOPRIO_NORMAL"), WINDOWS)
ae(hasattr(psutil, "IOPRIO_LOW"), WINDOWS)
ae(hasattr(psutil, "IOPRIO_VERYLOW"), WINDOWS)
@pytest.mark.skipif(
GITHUB_ACTIONS and LINUX,
reason="unsupported on GITHUB_ACTIONS + LINUX",
)
def test_rlimit(self):
ae = self.assertEqual
ae(hasattr(psutil, "RLIM_INFINITY"), LINUX or FREEBSD)
ae(hasattr(psutil, "RLIMIT_AS"), LINUX or FREEBSD)
ae(hasattr(psutil, "RLIMIT_CORE"), LINUX or FREEBSD)
ae(hasattr(psutil, "RLIMIT_CPU"), LINUX or FREEBSD)
ae(hasattr(psutil, "RLIMIT_DATA"), LINUX or FREEBSD)
ae(hasattr(psutil, "RLIMIT_FSIZE"), LINUX or FREEBSD)
ae(hasattr(psutil, "RLIMIT_MEMLOCK"), LINUX or FREEBSD)
ae(hasattr(psutil, "RLIMIT_NOFILE"), LINUX or FREEBSD)
ae(hasattr(psutil, "RLIMIT_NPROC"), LINUX or FREEBSD)
ae(hasattr(psutil, "RLIMIT_RSS"), LINUX or FREEBSD)
ae(hasattr(psutil, "RLIMIT_STACK"), LINUX or FREEBSD)
ae(hasattr(psutil, "RLIMIT_LOCKS"), LINUX)
if POSIX:
if kernel_version() >= (2, 6, 8):
ae(hasattr(psutil, "RLIMIT_MSGQUEUE"), LINUX)
if kernel_version() >= (2, 6, 12):
ae(hasattr(psutil, "RLIMIT_NICE"), LINUX)
if kernel_version() >= (2, 6, 12):
ae(hasattr(psutil, "RLIMIT_RTPRIO"), LINUX)
if kernel_version() >= (2, 6, 25):
ae(hasattr(psutil, "RLIMIT_RTTIME"), LINUX)
if kernel_version() >= (2, 6, 8):
ae(hasattr(psutil, "RLIMIT_SIGPENDING"), LINUX)
ae(hasattr(psutil, "RLIMIT_SWAP"), FREEBSD)
ae(hasattr(psutil, "RLIMIT_SBSIZE"), FREEBSD)
ae(hasattr(psutil, "RLIMIT_NPTS"), FREEBSD)
class TestAvailSystemAPIs(PsutilTestCase):
def test_win_service_iter(self):
assert hasattr(psutil, "win_service_iter") == WINDOWS
def test_win_service_get(self):
assert hasattr(psutil, "win_service_get") == WINDOWS
def test_cpu_freq(self):
assert hasattr(psutil, "cpu_freq") == (
LINUX or MACOS or WINDOWS or FREEBSD or OPENBSD
)
def test_sensors_temperatures(self):
assert hasattr(psutil, "sensors_temperatures") == (LINUX or FREEBSD)
def test_sensors_fans(self):
assert hasattr(psutil, "sensors_fans") == LINUX
def test_battery(self):
assert hasattr(psutil, "sensors_battery") == (
LINUX or WINDOWS or FREEBSD or MACOS
)
class TestAvailProcessAPIs(PsutilTestCase):
def test_environ(self):
assert hasattr(psutil.Process, "environ") == (
LINUX
or MACOS
or WINDOWS
or AIX
or SUNOS
or FREEBSD
or OPENBSD
or NETBSD
)
def test_uids(self):
assert hasattr(psutil.Process, "uids") == POSIX
def test_gids(self):
assert hasattr(psutil.Process, "uids") == POSIX
def test_terminal(self):
assert hasattr(psutil.Process, "terminal") == POSIX
def test_ionice(self):
assert hasattr(psutil.Process, "ionice") == (LINUX or WINDOWS)
@pytest.mark.skipif(
GITHUB_ACTIONS and LINUX,
reason="unsupported on GITHUB_ACTIONS + LINUX",
)
def test_rlimit(self):
assert hasattr(psutil.Process, "rlimit") == (LINUX or FREEBSD)
def test_io_counters(self):
hasit = hasattr(psutil.Process, "io_counters")
assert hasit == (not (MACOS or SUNOS))
def test_num_fds(self):
assert hasattr(psutil.Process, "num_fds") == POSIX
def test_num_handles(self):
assert hasattr(psutil.Process, "num_handles") == WINDOWS
def test_cpu_affinity(self):
assert hasattr(psutil.Process, "cpu_affinity") == (
LINUX or WINDOWS or FREEBSD
)
def test_cpu_num(self):
assert hasattr(psutil.Process, "cpu_num") == (
LINUX or FREEBSD or SUNOS
)
def test_memory_maps(self):
hasit = hasattr(psutil.Process, "memory_maps")
assert hasit == (not (OPENBSD or NETBSD or AIX or MACOS))
# ===================================================================
# --- API types
# ===================================================================
class TestSystemAPITypes(PsutilTestCase):
"""Check the return types of system related APIs.
Mainly we want to test we never return unicode on Python 2, see:
https://github.com/giampaolo/psutil/issues/1039.
"""
@classmethod
def setUpClass(cls):
cls.proc = psutil.Process()
def assert_ntuple_of_nums(self, nt, type_=float, gezero=True):
assert is_namedtuple(nt)
for n in nt:
assert isinstance(n, type_)
if gezero:
assert n >= 0
def test_cpu_times(self):
self.assert_ntuple_of_nums(psutil.cpu_times())
for nt in psutil.cpu_times(percpu=True):
self.assert_ntuple_of_nums(nt)
def test_cpu_percent(self):
assert isinstance(psutil.cpu_percent(interval=None), float)
assert isinstance(psutil.cpu_percent(interval=0.00001), float)
def test_cpu_times_percent(self):
self.assert_ntuple_of_nums(psutil.cpu_times_percent(interval=None))
self.assert_ntuple_of_nums(psutil.cpu_times_percent(interval=0.0001))
def test_cpu_count(self):
assert isinstance(psutil.cpu_count(), int)
# TODO: remove this once 1892 is fixed
@pytest.mark.skipif(
MACOS and platform.machine() == 'arm64', reason="skipped due to #1892"
)
@pytest.mark.skipif(not HAS_CPU_FREQ, reason="not supported")
def test_cpu_freq(self):
if psutil.cpu_freq() is None:
raise pytest.skip("cpu_freq() returns None")
self.assert_ntuple_of_nums(psutil.cpu_freq(), type_=(float, int, long))
def test_disk_io_counters(self):
# Duplicate of test_system.py. Keep it anyway.
for k, v in psutil.disk_io_counters(perdisk=True).items():
assert isinstance(k, str)
self.assert_ntuple_of_nums(v, type_=(int, long))
def test_disk_partitions(self):
# Duplicate of test_system.py. Keep it anyway.
for disk in psutil.disk_partitions():
assert isinstance(disk.device, str)
assert isinstance(disk.mountpoint, str)
assert isinstance(disk.fstype, str)
assert isinstance(disk.opts, str)
@pytest.mark.skipif(SKIP_SYSCONS, reason="requires root")
def test_net_connections(self):
with create_sockets():
ret = psutil.net_connections('all')
assert len(ret) == len(set(ret))
for conn in ret:
assert is_namedtuple(conn)
def test_net_if_addrs(self):
# Duplicate of test_system.py. Keep it anyway.
for ifname, addrs in psutil.net_if_addrs().items():
assert isinstance(ifname, str)
for addr in addrs:
if enum is not None and not PYPY:
assert isinstance(addr.family, enum.IntEnum)
else:
assert isinstance(addr.family, int)
assert isinstance(addr.address, str)
assert isinstance(addr.netmask, (str, type(None)))
assert isinstance(addr.broadcast, (str, type(None)))
@pytest.mark.skipif(QEMU_USER, reason="QEMU user not supported")
def test_net_if_stats(self):
# Duplicate of test_system.py. Keep it anyway.
for ifname, info in psutil.net_if_stats().items():
assert isinstance(ifname, str)
assert isinstance(info.isup, bool)
if enum is not None:
assert isinstance(info.duplex, enum.IntEnum)
else:
assert isinstance(info.duplex, int)
assert isinstance(info.speed, int)
assert isinstance(info.mtu, int)
@pytest.mark.skipif(not HAS_NET_IO_COUNTERS, reason="not supported")
def test_net_io_counters(self):
# Duplicate of test_system.py. Keep it anyway.
for ifname in psutil.net_io_counters(pernic=True):
assert isinstance(ifname, str)
@pytest.mark.skipif(not HAS_SENSORS_FANS, reason="not supported")
def test_sensors_fans(self):
# Duplicate of test_system.py. Keep it anyway.
for name, units in psutil.sensors_fans().items():
assert isinstance(name, str)
for unit in units:
assert isinstance(unit.label, str)
assert isinstance(unit.current, (float, int, type(None)))
@pytest.mark.skipif(not HAS_SENSORS_TEMPERATURES, reason="not supported")
def test_sensors_temperatures(self):
# Duplicate of test_system.py. Keep it anyway.
for name, units in psutil.sensors_temperatures().items():
assert isinstance(name, str)
for unit in units:
assert isinstance(unit.label, str)
assert isinstance(unit.current, (float, int, type(None)))
assert isinstance(unit.high, (float, int, type(None)))
assert isinstance(unit.critical, (float, int, type(None)))
def test_boot_time(self):
# Duplicate of test_system.py. Keep it anyway.
assert isinstance(psutil.boot_time(), float)
def test_users(self):
# Duplicate of test_system.py. Keep it anyway.
for user in psutil.users():
assert isinstance(user.name, str)
assert isinstance(user.terminal, (str, type(None)))
assert isinstance(user.host, (str, type(None)))
assert isinstance(user.pid, (int, type(None)))
class TestProcessWaitType(PsutilTestCase):
@pytest.mark.skipif(not POSIX, reason="not POSIX")
def test_negative_signal(self):
p = psutil.Process(self.spawn_testproc().pid)
p.terminate()
code = p.wait()
assert code == -signal.SIGTERM
if enum is not None:
assert isinstance(code, enum.IntEnum)
else:
assert isinstance(code, int)