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#!/usr/bin/env python3 # -*- coding: UTF-8 -* # 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. """Windows specific tests.""" import datetime import errno import glob import os import platform import re import signal import subprocess import sys import time import warnings import psutil from psutil import WINDOWS from psutil._compat import FileNotFoundError from psutil._compat import super from psutil._compat import which from psutil.tests import APPVEYOR from psutil.tests import GITHUB_ACTIONS from psutil.tests import HAS_BATTERY from psutil.tests import IS_64BIT from psutil.tests import PY3 from psutil.tests import PYPY from psutil.tests import TOLERANCE_DISK_USAGE from psutil.tests import TOLERANCE_SYS_MEM from psutil.tests import PsutilTestCase from psutil.tests import mock 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 WINDOWS and not PYPY: with warnings.catch_warnings(): warnings.simplefilter("ignore") import win32api # requires "pip install pywin32" import win32con import win32process import wmi # requires "pip install wmi" / "make install-pydeps-test" if WINDOWS: from psutil._pswindows import convert_oserror cext = psutil._psplatform.cext @pytest.mark.skipif(not WINDOWS, reason="WINDOWS only") @pytest.mark.skipif(PYPY, reason="pywin32 not available on PYPY") # https://github.com/giampaolo/psutil/pull/1762#issuecomment-632892692 @pytest.mark.skipif( GITHUB_ACTIONS and not PY3, reason="pywin32 broken on GITHUB + PY2" ) class WindowsTestCase(PsutilTestCase): pass def powershell(cmd): """Currently not used, but available just in case. Usage: >>> powershell( "Get-CIMInstance Win32_PageFileUsage | Select AllocatedBaseSize") """ if not which("powershell.exe"): raise pytest.skip("powershell.exe not available") cmdline = ( 'powershell.exe -ExecutionPolicy Bypass -NoLogo -NonInteractive ' + '-NoProfile -WindowStyle Hidden -Command "%s"' % cmd ) return sh(cmdline) def wmic(path, what, converter=int): """Currently not used, but available just in case. Usage: >>> wmic("Win32_OperatingSystem", "FreePhysicalMemory") 2134124534 """ out = sh("wmic path %s get %s" % (path, what)).strip() data = "".join(out.splitlines()[1:]).strip() # get rid of the header if converter is not None: if "," in what: return tuple([converter(x) for x in data.split()]) else: return converter(data) else: return data # =================================================================== # System APIs # =================================================================== class TestCpuAPIs(WindowsTestCase): @pytest.mark.skipif( 'NUMBER_OF_PROCESSORS' not in os.environ, reason="NUMBER_OF_PROCESSORS env var is not available", ) def test_cpu_count_vs_NUMBER_OF_PROCESSORS(self): # Will likely fail on many-cores systems: # https://stackoverflow.com/questions/31209256 num_cpus = int(os.environ['NUMBER_OF_PROCESSORS']) assert num_cpus == psutil.cpu_count() def test_cpu_count_vs_GetSystemInfo(self): # Will likely fail on many-cores systems: # https://stackoverflow.com/questions/31209256 sys_value = win32api.GetSystemInfo()[5] psutil_value = psutil.cpu_count() assert sys_value == psutil_value def test_cpu_count_logical_vs_wmi(self): w = wmi.WMI() procs = sum( proc.NumberOfLogicalProcessors for proc in w.Win32_Processor() ) assert psutil.cpu_count() == procs def test_cpu_count_cores_vs_wmi(self): w = wmi.WMI() cores = sum(proc.NumberOfCores for proc in w.Win32_Processor()) assert psutil.cpu_count(logical=False) == cores def test_cpu_count_vs_cpu_times(self): assert psutil.cpu_count() == len(psutil.cpu_times(percpu=True)) def test_cpu_freq(self): w = wmi.WMI() proc = w.Win32_Processor()[0] assert proc.CurrentClockSpeed == psutil.cpu_freq().current assert proc.MaxClockSpeed == psutil.cpu_freq().max class TestSystemAPIs(WindowsTestCase): def test_nic_names(self): out = sh('ipconfig /all') nics = psutil.net_io_counters(pernic=True).keys() for nic in nics: if "pseudo-interface" in nic.replace(' ', '-').lower(): continue if nic not in out: raise self.fail( "%r nic wasn't found in 'ipconfig /all' output" % nic ) def test_total_phymem(self): w = wmi.WMI().Win32_ComputerSystem()[0] assert int(w.TotalPhysicalMemory) == psutil.virtual_memory().total def test_free_phymem(self): w = wmi.WMI().Win32_PerfRawData_PerfOS_Memory()[0] assert ( abs(int(w.AvailableBytes) - psutil.virtual_memory().free) < TOLERANCE_SYS_MEM ) def test_total_swapmem(self): w = wmi.WMI().Win32_PerfRawData_PerfOS_Memory()[0] assert ( int(w.CommitLimit) - psutil.virtual_memory().total == psutil.swap_memory().total ) if psutil.swap_memory().total == 0: assert psutil.swap_memory().free == 0 assert psutil.swap_memory().used == 0 def test_percent_swapmem(self): if psutil.swap_memory().total > 0: w = wmi.WMI().Win32_PerfRawData_PerfOS_PagingFile(Name="_Total")[0] # calculate swap usage to percent percentSwap = int(w.PercentUsage) * 100 / int(w.PercentUsage_Base) # exact percent may change but should be reasonable # assert within +/- 5% and between 0 and 100% assert psutil.swap_memory().percent >= 0 assert abs(psutil.swap_memory().percent - percentSwap) < 5 assert psutil.swap_memory().percent <= 100 # @pytest.mark.skipif(wmi is None, reason="wmi module is not installed") # def test__UPTIME(self): # # _UPTIME constant is not public but it is used internally # # as value to return for pid 0 creation time. # # WMI behaves the same. # w = wmi.WMI().Win32_Process(ProcessId=self.pid)[0] # p = psutil.Process(0) # wmic_create = str(w.CreationDate.split('.')[0]) # psutil_create = time.strftime("%Y%m%d%H%M%S", # time.localtime(p.create_time())) # Note: this test is not very reliable @pytest.mark.skipif(APPVEYOR, reason="test not relieable on appveyor") @retry_on_failure() def test_pids(self): # Note: this test might fail if the OS is starting/killing # other processes in the meantime w = wmi.WMI().Win32_Process() wmi_pids = set([x.ProcessId for x in w]) psutil_pids = set(psutil.pids()) assert wmi_pids == psutil_pids @retry_on_failure() def test_disks(self): ps_parts = psutil.disk_partitions(all=True) wmi_parts = wmi.WMI().Win32_LogicalDisk() for ps_part in ps_parts: for wmi_part in wmi_parts: if ps_part.device.replace('\\', '') == wmi_part.DeviceID: if not ps_part.mountpoint: # this is usually a CD-ROM with no disk inserted break if 'cdrom' in ps_part.opts: break if ps_part.mountpoint.startswith('A:'): break # floppy try: usage = psutil.disk_usage(ps_part.mountpoint) except FileNotFoundError: # usually this is the floppy break assert usage.total == int(wmi_part.Size) wmi_free = int(wmi_part.FreeSpace) assert usage.free == wmi_free # 10 MB tolerance if abs(usage.free - wmi_free) > 10 * 1024 * 1024: raise self.fail( "psutil=%s, wmi=%s" % (usage.free, wmi_free) ) break else: raise self.fail("can't find partition %s" % repr(ps_part)) @retry_on_failure() def test_disk_usage(self): for disk in psutil.disk_partitions(): if 'cdrom' in disk.opts: continue sys_value = win32api.GetDiskFreeSpaceEx(disk.mountpoint) psutil_value = psutil.disk_usage(disk.mountpoint) assert abs(sys_value[0] - psutil_value.free) < TOLERANCE_DISK_USAGE assert ( abs(sys_value[1] - psutil_value.total) < TOLERANCE_DISK_USAGE ) assert psutil_value.used == psutil_value.total - psutil_value.free def test_disk_partitions(self): sys_value = [ x + '\\' for x in win32api.GetLogicalDriveStrings().split("\\\x00") if x and not x.startswith('A:') ] psutil_value = [ x.mountpoint for x in psutil.disk_partitions(all=True) if not x.mountpoint.startswith('A:') ] assert sys_value == psutil_value def test_net_if_stats(self): ps_names = set(cext.net_if_stats()) wmi_adapters = wmi.WMI().Win32_NetworkAdapter() wmi_names = set() for wmi_adapter in wmi_adapters: wmi_names.add(wmi_adapter.Name) wmi_names.add(wmi_adapter.NetConnectionID) assert ps_names & wmi_names, "no common entries in %s, %s" % ( ps_names, wmi_names, ) def test_boot_time(self): wmi_os = wmi.WMI().Win32_OperatingSystem() wmi_btime_str = wmi_os[0].LastBootUpTime.split('.')[0] wmi_btime_dt = datetime.datetime.strptime( wmi_btime_str, "%Y%m%d%H%M%S" ) psutil_dt = datetime.datetime.fromtimestamp(psutil.boot_time()) diff = abs((wmi_btime_dt - psutil_dt).total_seconds()) assert diff <= 5 def test_boot_time_fluctuation(self): # https://github.com/giampaolo/psutil/issues/1007 with mock.patch('psutil._pswindows.cext.boot_time', return_value=5): assert psutil.boot_time() == 5 with mock.patch('psutil._pswindows.cext.boot_time', return_value=4): assert psutil.boot_time() == 5 with mock.patch('psutil._pswindows.cext.boot_time', return_value=6): assert psutil.boot_time() == 5 with mock.patch('psutil._pswindows.cext.boot_time', return_value=333): assert psutil.boot_time() == 333 # =================================================================== # sensors_battery() # =================================================================== class TestSensorsBattery(WindowsTestCase): def test_has_battery(self): if win32api.GetPwrCapabilities()['SystemBatteriesPresent']: assert psutil.sensors_battery() is not None else: assert psutil.sensors_battery() is None @pytest.mark.skipif(not HAS_BATTERY, reason="no battery") def test_percent(self): w = wmi.WMI() battery_wmi = w.query('select * from Win32_Battery')[0] battery_psutil = psutil.sensors_battery() assert ( abs(battery_psutil.percent - battery_wmi.EstimatedChargeRemaining) < 1 ) @pytest.mark.skipif(not HAS_BATTERY, reason="no battery") def test_power_plugged(self): w = wmi.WMI() battery_wmi = w.query('select * from Win32_Battery')[0] battery_psutil = psutil.sensors_battery() # Status codes: # https://msdn.microsoft.com/en-us/library/aa394074(v=vs.85).aspx assert battery_psutil.power_plugged == (battery_wmi.BatteryStatus == 2) def test_emulate_no_battery(self): with mock.patch( "psutil._pswindows.cext.sensors_battery", return_value=(0, 128, 0, 0), ) as m: assert psutil.sensors_battery() is None assert m.called def test_emulate_power_connected(self): with mock.patch( "psutil._pswindows.cext.sensors_battery", return_value=(1, 0, 0, 0) ) as m: assert ( psutil.sensors_battery().secsleft == psutil.POWER_TIME_UNLIMITED ) assert m.called def test_emulate_power_charging(self): with mock.patch( "psutil._pswindows.cext.sensors_battery", return_value=(0, 8, 0, 0) ) as m: assert ( psutil.sensors_battery().secsleft == psutil.POWER_TIME_UNLIMITED ) assert m.called def test_emulate_secs_left_unknown(self): with mock.patch( "psutil._pswindows.cext.sensors_battery", return_value=(0, 0, 0, -1), ) as m: assert ( psutil.sensors_battery().secsleft == psutil.POWER_TIME_UNKNOWN ) assert m.called # =================================================================== # Process APIs # =================================================================== class TestProcess(WindowsTestCase): @classmethod def setUpClass(cls): cls.pid = spawn_testproc().pid @classmethod def tearDownClass(cls): terminate(cls.pid) def test_issue_24(self): p = psutil.Process(0) with pytest.raises(psutil.AccessDenied): p.kill() def test_special_pid(self): p = psutil.Process(4) assert p.name() == 'System' # use __str__ to access all common Process properties to check # that nothing strange happens str(p) p.username() assert p.create_time() >= 0.0 try: rss, _vms = p.memory_info()[:2] except psutil.AccessDenied: # expected on Windows Vista and Windows 7 if platform.uname()[1] not in ('vista', 'win-7', 'win7'): raise else: assert rss > 0 def test_send_signal(self): p = psutil.Process(self.pid) with pytest.raises(ValueError): p.send_signal(signal.SIGINT) def test_num_handles_increment(self): p = psutil.Process(os.getpid()) before = p.num_handles() handle = win32api.OpenProcess( win32con.PROCESS_QUERY_INFORMATION, win32con.FALSE, os.getpid() ) after = p.num_handles() assert after == before + 1 win32api.CloseHandle(handle) assert p.num_handles() == before def test_ctrl_signals(self): p = psutil.Process(self.spawn_testproc().pid) p.send_signal(signal.CTRL_C_EVENT) p.send_signal(signal.CTRL_BREAK_EVENT) p.kill() p.wait() with pytest.raises(psutil.NoSuchProcess): p.send_signal(signal.CTRL_C_EVENT) with pytest.raises(psutil.NoSuchProcess): p.send_signal(signal.CTRL_BREAK_EVENT) def test_username(self): name = win32api.GetUserNameEx(win32con.NameSamCompatible) if name.endswith('$'): # When running as a service account (most likely to be # NetworkService), these user name calculations don't produce the # same result, causing the test to fail. raise pytest.skip('running as service account') assert psutil.Process().username() == name def test_cmdline(self): sys_value = re.sub('[ ]+', ' ', win32api.GetCommandLine()).strip() psutil_value = ' '.join(psutil.Process().cmdline()) if sys_value[0] == '"' != psutil_value[0]: # The PyWin32 command line may retain quotes around argv[0] if they # were used unnecessarily, while psutil will omit them. So remove # the first 2 quotes from sys_value if not in psutil_value. # A path to an executable will not contain quotes, so this is safe. sys_value = sys_value.replace('"', '', 2) assert sys_value == psutil_value # XXX - occasional failures # def test_cpu_times(self): # handle = win32api.OpenProcess(win32con.PROCESS_QUERY_INFORMATION, # win32con.FALSE, os.getpid()) # self.addCleanup(win32api.CloseHandle, handle) # sys_value = win32process.GetProcessTimes(handle) # psutil_value = psutil.Process().cpu_times() # self.assertAlmostEqual( # psutil_value.user, sys_value['UserTime'] / 10000000.0, # delta=0.2) # self.assertAlmostEqual( # psutil_value.user, sys_value['KernelTime'] / 10000000.0, # delta=0.2) def test_nice(self): handle = win32api.OpenProcess( win32con.PROCESS_QUERY_INFORMATION, win32con.FALSE, os.getpid() ) self.addCleanup(win32api.CloseHandle, handle) sys_value = win32process.GetPriorityClass(handle) psutil_value = psutil.Process().nice() assert psutil_value == sys_value def test_memory_info(self): handle = win32api.OpenProcess( win32con.PROCESS_QUERY_INFORMATION, win32con.FALSE, self.pid ) self.addCleanup(win32api.CloseHandle, handle) sys_value = win32process.GetProcessMemoryInfo(handle) psutil_value = psutil.Process(self.pid).memory_info() assert sys_value['PeakWorkingSetSize'] == psutil_value.peak_wset assert sys_value['WorkingSetSize'] == psutil_value.wset assert ( sys_value['QuotaPeakPagedPoolUsage'] == psutil_value.peak_paged_pool ) assert sys_value['QuotaPagedPoolUsage'] == psutil_value.paged_pool assert ( sys_value['QuotaPeakNonPagedPoolUsage'] == psutil_value.peak_nonpaged_pool ) assert ( sys_value['QuotaNonPagedPoolUsage'] == psutil_value.nonpaged_pool ) assert sys_value['PagefileUsage'] == psutil_value.pagefile assert sys_value['PeakPagefileUsage'] == psutil_value.peak_pagefile assert psutil_value.rss == psutil_value.wset assert psutil_value.vms == psutil_value.pagefile def test_wait(self): handle = win32api.OpenProcess( win32con.PROCESS_QUERY_INFORMATION, win32con.FALSE, self.pid ) self.addCleanup(win32api.CloseHandle, handle) p = psutil.Process(self.pid) p.terminate() psutil_value = p.wait() sys_value = win32process.GetExitCodeProcess(handle) assert psutil_value == sys_value def test_cpu_affinity(self): def from_bitmask(x): return [i for i in range(64) if (1 << i) & x] handle = win32api.OpenProcess( win32con.PROCESS_QUERY_INFORMATION, win32con.FALSE, self.pid ) self.addCleanup(win32api.CloseHandle, handle) sys_value = from_bitmask( win32process.GetProcessAffinityMask(handle)[0] ) psutil_value = psutil.Process(self.pid).cpu_affinity() assert psutil_value == sys_value def test_io_counters(self): handle = win32api.OpenProcess( win32con.PROCESS_QUERY_INFORMATION, win32con.FALSE, os.getpid() ) self.addCleanup(win32api.CloseHandle, handle) sys_value = win32process.GetProcessIoCounters(handle) psutil_value = psutil.Process().io_counters() assert psutil_value.read_count == sys_value['ReadOperationCount'] assert psutil_value.write_count == sys_value['WriteOperationCount'] assert psutil_value.read_bytes == sys_value['ReadTransferCount'] assert psutil_value.write_bytes == sys_value['WriteTransferCount'] assert psutil_value.other_count == sys_value['OtherOperationCount'] assert psutil_value.other_bytes == sys_value['OtherTransferCount'] def test_num_handles(self): import ctypes import ctypes.wintypes PROCESS_QUERY_INFORMATION = 0x400 handle = ctypes.windll.kernel32.OpenProcess( PROCESS_QUERY_INFORMATION, 0, self.pid ) self.addCleanup(ctypes.windll.kernel32.CloseHandle, handle) hndcnt = ctypes.wintypes.DWORD() ctypes.windll.kernel32.GetProcessHandleCount( handle, ctypes.byref(hndcnt) ) sys_value = hndcnt.value psutil_value = psutil.Process(self.pid).num_handles() assert psutil_value == sys_value def test_error_partial_copy(self): # https://github.com/giampaolo/psutil/issues/875 exc = WindowsError() exc.winerror = 299 with mock.patch("psutil._psplatform.cext.proc_cwd", side_effect=exc): with mock.patch("time.sleep") as m: p = psutil.Process() with pytest.raises(psutil.AccessDenied): p.cwd() assert m.call_count >= 5 def test_exe(self): # NtQuerySystemInformation succeeds if process is gone. Make sure # it raises NSP for a non existent pid. pid = psutil.pids()[-1] + 99999 proc = psutil._psplatform.Process(pid) with pytest.raises(psutil.NoSuchProcess): proc.exe() class TestProcessWMI(WindowsTestCase): """Compare Process API results with WMI.""" @classmethod def setUpClass(cls): cls.pid = spawn_testproc().pid @classmethod def tearDownClass(cls): terminate(cls.pid) def test_name(self): w = wmi.WMI().Win32_Process(ProcessId=self.pid)[0] p = psutil.Process(self.pid) assert p.name() == w.Caption # This fail on github because using virtualenv for test environment @pytest.mark.skipif( GITHUB_ACTIONS, reason="unreliable path on GITHUB_ACTIONS" ) def test_exe(self): w = wmi.WMI().Win32_Process(ProcessId=self.pid)[0] p = psutil.Process(self.pid) # Note: wmi reports the exe as a lower case string. # Being Windows paths case-insensitive we ignore that. assert p.exe().lower() == w.ExecutablePath.lower() def test_cmdline(self): w = wmi.WMI().Win32_Process(ProcessId=self.pid)[0] p = psutil.Process(self.pid) assert ' '.join(p.cmdline()) == w.CommandLine.replace('"', '') def test_username(self): w = wmi.WMI().Win32_Process(ProcessId=self.pid)[0] p = psutil.Process(self.pid) domain, _, username = w.GetOwner() username = "%s\\%s" % (domain, username) assert p.username() == username @retry_on_failure() def test_memory_rss(self): w = wmi.WMI().Win32_Process(ProcessId=self.pid)[0] p = psutil.Process(self.pid) rss = p.memory_info().rss assert rss == int(w.WorkingSetSize) @retry_on_failure() def test_memory_vms(self): w = wmi.WMI().Win32_Process(ProcessId=self.pid)[0] p = psutil.Process(self.pid) vms = p.memory_info().vms # http://msdn.microsoft.com/en-us/library/aa394372(VS.85).aspx # ...claims that PageFileUsage is represented in Kilo # bytes but funnily enough on certain platforms bytes are # returned instead. wmi_usage = int(w.PageFileUsage) if vms not in (wmi_usage, wmi_usage * 1024): raise self.fail("wmi=%s, psutil=%s" % (wmi_usage, vms)) def test_create_time(self): w = wmi.WMI().Win32_Process(ProcessId=self.pid)[0] p = psutil.Process(self.pid) wmic_create = str(w.CreationDate.split('.')[0]) psutil_create = time.strftime( "%Y%m%d%H%M%S", time.localtime(p.create_time()) ) assert wmic_create == psutil_create # --- @pytest.mark.skipif(not WINDOWS, reason="WINDOWS only") class TestDualProcessImplementation(PsutilTestCase): """Certain APIs on Windows have 2 internal implementations, one based on documented Windows APIs, another one based NtQuerySystemInformation() which gets called as fallback in case the first fails because of limited permission error. Here we test that the two methods return the exact same value, see: https://github.com/giampaolo/psutil/issues/304. """ @classmethod def setUpClass(cls): cls.pid = spawn_testproc().pid @classmethod def tearDownClass(cls): terminate(cls.pid) def test_memory_info(self): mem_1 = psutil.Process(self.pid).memory_info() with mock.patch( "psutil._psplatform.cext.proc_memory_info", side_effect=OSError(errno.EPERM, "msg"), ) as fun: mem_2 = psutil.Process(self.pid).memory_info() assert len(mem_1) == len(mem_2) for i in range(len(mem_1)): assert mem_1[i] >= 0 assert mem_2[i] >= 0 assert abs(mem_1[i] - mem_2[i]) < 512 assert fun.called def test_create_time(self): ctime = psutil.Process(self.pid).create_time() with mock.patch( "psutil._psplatform.cext.proc_times", side_effect=OSError(errno.EPERM, "msg"), ) as fun: assert psutil.Process(self.pid).create_time() == ctime assert fun.called def test_cpu_times(self): cpu_times_1 = psutil.Process(self.pid).cpu_times() with mock.patch( "psutil._psplatform.cext.proc_times", side_effect=OSError(errno.EPERM, "msg"), ) as fun: cpu_times_2 = psutil.Process(self.pid).cpu_times() assert fun.called assert abs(cpu_times_1.user - cpu_times_2.user) < 0.01 assert abs(cpu_times_1.system - cpu_times_2.system) < 0.01 def test_io_counters(self): io_counters_1 = psutil.Process(self.pid).io_counters() with mock.patch( "psutil._psplatform.cext.proc_io_counters", side_effect=OSError(errno.EPERM, "msg"), ) as fun: io_counters_2 = psutil.Process(self.pid).io_counters() for i in range(len(io_counters_1)): assert abs(io_counters_1[i] - io_counters_2[i]) < 5 assert fun.called def test_num_handles(self): num_handles = psutil.Process(self.pid).num_handles() with mock.patch( "psutil._psplatform.cext.proc_num_handles", side_effect=OSError(errno.EPERM, "msg"), ) as fun: assert psutil.Process(self.pid).num_handles() == num_handles assert fun.called def test_cmdline(self): for pid in psutil.pids(): try: a = cext.proc_cmdline(pid, use_peb=True) b = cext.proc_cmdline(pid, use_peb=False) except OSError as err: err = convert_oserror(err) if not isinstance( err, (psutil.AccessDenied, psutil.NoSuchProcess) ): raise else: assert a == b @pytest.mark.skipif(not WINDOWS, reason="WINDOWS only") class RemoteProcessTestCase(PsutilTestCase): """Certain functions require calling ReadProcessMemory. This trivially works when called on the current process. Check that this works on other processes, especially when they have a different bitness. """ @staticmethod def find_other_interpreter(): # find a python interpreter that is of the opposite bitness from us code = "import sys; sys.stdout.write(str(sys.maxsize > 2**32))" # XXX: a different and probably more stable approach might be to access # the registry but accessing 64 bit paths from a 32 bit process for filename in glob.glob(r"C:\Python*\python.exe"): proc = subprocess.Popen( args=[filename, "-c", code], stdout=subprocess.PIPE, stderr=subprocess.STDOUT, ) output, _ = proc.communicate() proc.wait() if output == str(not IS_64BIT): return filename test_args = ["-c", "import sys; sys.stdin.read()"] def setUp(self): super().setUp() other_python = self.find_other_interpreter() if other_python is None: raise pytest.skip( "could not find interpreter with opposite bitness" ) if IS_64BIT: self.python64 = sys.executable self.python32 = other_python else: self.python64 = other_python self.python32 = sys.executable env = os.environ.copy() env["THINK_OF_A_NUMBER"] = str(os.getpid()) self.proc32 = self.spawn_testproc( [self.python32] + self.test_args, env=env, stdin=subprocess.PIPE ) self.proc64 = self.spawn_testproc( [self.python64] + self.test_args, env=env, stdin=subprocess.PIPE ) def tearDown(self): super().tearDown() self.proc32.communicate() self.proc64.communicate() def test_cmdline_32(self): p = psutil.Process(self.proc32.pid) assert len(p.cmdline()) == 3 assert p.cmdline()[1:] == self.test_args def test_cmdline_64(self): p = psutil.Process(self.proc64.pid) assert len(p.cmdline()) == 3 assert p.cmdline()[1:] == self.test_args def test_cwd_32(self): p = psutil.Process(self.proc32.pid) assert p.cwd() == os.getcwd() def test_cwd_64(self): p = psutil.Process(self.proc64.pid) assert p.cwd() == os.getcwd() def test_environ_32(self): p = psutil.Process(self.proc32.pid) e = p.environ() assert "THINK_OF_A_NUMBER" in e assert e["THINK_OF_A_NUMBER"] == str(os.getpid()) def test_environ_64(self): p = psutil.Process(self.proc64.pid) try: p.environ() except psutil.AccessDenied: pass # =================================================================== # Windows services # =================================================================== @pytest.mark.skipif(not WINDOWS, reason="WINDOWS only") class TestServices(PsutilTestCase): def test_win_service_iter(self): valid_statuses = set([ "running", "paused", "start", "pause", "continue", "stop", "stopped", ]) valid_start_types = set(["automatic", "manual", "disabled"]) valid_statuses = set([ "running", "paused", "start_pending", "pause_pending", "continue_pending", "stop_pending", "stopped", ]) for serv in psutil.win_service_iter(): data = serv.as_dict() assert isinstance(data['name'], str) assert data['name'].strip() assert isinstance(data['display_name'], str) assert isinstance(data['username'], str) assert data['status'] in valid_statuses if data['pid'] is not None: psutil.Process(data['pid']) assert isinstance(data['binpath'], str) assert isinstance(data['username'], str) assert isinstance(data['start_type'], str) assert data['start_type'] in valid_start_types assert data['status'] in valid_statuses assert isinstance(data['description'], str) pid = serv.pid() if pid is not None: p = psutil.Process(pid) assert p.is_running() # win_service_get s = psutil.win_service_get(serv.name()) # test __eq__ assert serv == s def test_win_service_get(self): ERROR_SERVICE_DOES_NOT_EXIST = ( psutil._psplatform.cext.ERROR_SERVICE_DOES_NOT_EXIST ) ERROR_ACCESS_DENIED = psutil._psplatform.cext.ERROR_ACCESS_DENIED name = next(psutil.win_service_iter()).name() with pytest.raises(psutil.NoSuchProcess) as cm: psutil.win_service_get(name + '???') assert cm.value.name == name + '???' # test NoSuchProcess service = psutil.win_service_get(name) if PY3: args = (0, "msg", 0, ERROR_SERVICE_DOES_NOT_EXIST) else: args = (ERROR_SERVICE_DOES_NOT_EXIST, "msg") exc = WindowsError(*args) with mock.patch( "psutil._psplatform.cext.winservice_query_status", side_effect=exc ): with pytest.raises(psutil.NoSuchProcess): service.status() with mock.patch( "psutil._psplatform.cext.winservice_query_config", side_effect=exc ): with pytest.raises(psutil.NoSuchProcess): service.username() # test AccessDenied if PY3: args = (0, "msg", 0, ERROR_ACCESS_DENIED) else: args = (ERROR_ACCESS_DENIED, "msg") exc = WindowsError(*args) with mock.patch( "psutil._psplatform.cext.winservice_query_status", side_effect=exc ): with pytest.raises(psutil.AccessDenied): service.status() with mock.patch( "psutil._psplatform.cext.winservice_query_config", side_effect=exc ): with pytest.raises(psutil.AccessDenied): service.username() # test __str__ and __repr__ assert service.name() in str(service) assert service.display_name() in str(service) assert service.name() in repr(service) assert service.display_name() in repr(service)
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