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Unified Diff: third_party/psutil/test/_bsd.py

Issue 8919026: Remove psutil from tree, install via install-build-deps.sh (Closed) Base URL: http://git.chromium.org/chromium/src.git@master
Patch Set: Sort package list. Created 9 years ago
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Index: third_party/psutil/test/_bsd.py
diff --git a/third_party/psutil/test/_bsd.py b/third_party/psutil/test/_bsd.py
deleted file mode 100644
index 0296b05239a5cb78d5a14dd49b04c16a2e1f8679..0000000000000000000000000000000000000000
--- a/third_party/psutil/test/_bsd.py
+++ /dev/null
@@ -1,165 +0,0 @@
-#!/usr/bin/env python
-#
-# $Id: _bsd.py 1142 2011-10-05 18:45:49Z g.rodola $
-#
-# Copyright (c) 2009, Jay Loden, 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.
-
-"""BSD specific tests. These are implicitly run by test_psutil.py."""
-
-import unittest
-import subprocess
-import time
-import re
-import sys
-
-import psutil
-
-from test_psutil import reap_children, get_test_subprocess, sh
-
-def sysctl(cmdline):
- """Expects a sysctl command with an argument and parse the result
- returning only the value of interest.
- """
- result = sh("sysctl " + cmdline)
- result = result[result.find(": ") + 2:]
- try:
- return int(result)
- except ValueError:
- return result
-
-def parse_sysctl_vmtotal(output):
- """Parse sysctl vm.vmtotal output returning total and free memory
- values.
- """
- line = output.split('\n')[4] # our line of interest
- mobj = re.match(r'Virtual\s+Memory.*Total:\s+(\d+)K,\s+Active\s+(\d+)K.*', line)
- total, active = mobj.groups()
- # values are represented in kilo bytes
- total = int(total) * 1024
- active = int(active) * 1024
- free = total - active
- return total, free
-
-
-class BSDSpecificTestCase(unittest.TestCase):
-
- def setUp(self):
- self.pid = get_test_subprocess().pid
-
- def tearDown(self):
- reap_children()
-
- def test_TOTAL_PHYMEM(self):
- sysctl_hwphymem = sysctl('sysctl hw.physmem')
- self.assertEqual(sysctl_hwphymem, psutil.TOTAL_PHYMEM)
-
- def test_BOOT_TIME(self):
- s = sysctl('sysctl kern.boottime')
- s = s[s.find(" sec = ") + 7:]
- s = s[:s.find(',')]
- btime = int(s)
- self.assertEqual(btime, psutil.BOOT_TIME)
-
- def test_avail_phymem(self):
- # This test is not particularly accurate and may fail if the OS is
- # consuming memory for other applications.
- # We just want to test that the difference between psutil result
- # and sysctl's is not too high.
- _sum = sum((sysctl("sysctl vm.stats.vm.v_inactive_count"),
- sysctl("sysctl vm.stats.vm.v_cache_count"),
- sysctl("sysctl vm.stats.vm.v_free_count")
- ))
- _pagesize = sysctl("sysctl hw.pagesize")
- sysctl_avail_phymem = _sum * _pagesize
- psutil_avail_phymem = psutil.phymem_usage().free
- difference = abs(psutil_avail_phymem - sysctl_avail_phymem)
- # On my system both sysctl and psutil report the same values.
- # Let's use a tollerance of 0.5 MB and consider the test as failed
- # if we go over it.
- if difference > (0.5 * 2**20):
- self.fail("sysctl=%s; psutil=%s; difference=%s;" %(
- sysctl_avail_phymem, psutil_avail_phymem, difference))
-
- def test_total_virtmem(self):
- # This test is not particularly accurate and may fail if the OS is
- # consuming memory for other applications.
- # We just want to test that the difference between psutil result
- # and sysctl's is not too high.
- p = subprocess.Popen("sysctl vm.vmtotal", shell=1, stdout=subprocess.PIPE)
- result = p.communicate()[0].strip()
- if sys.version_info >= (3,):
- result = str(result, sys.stdout.encoding)
- sysctl_total_virtmem, _ = parse_sysctl_vmtotal(result)
- psutil_total_virtmem = psutil.virtmem_usage().total
- difference = abs(sysctl_total_virtmem - psutil_total_virtmem)
-
- # On my system I get a difference of 4657152 bytes, probably because
- # the system is consuming memory for this same test.
- # Assuming psutil is right, let's use a tollerance of 10 MB and consider
- # the test as failed if we go over it.
- if difference > (10 * 2**20):
- self.fail("sysctl=%s; psutil=%s; difference=%s;" %(
- sysctl_total_virtmem, psutil_total_virtmem, difference))
-
- def test_avail_virtmem(self):
- # This test is not particularly accurate and may fail if the OS is
- # consuming memory for other applications.
- # We just want to test that the difference between psutil result
- # and sysctl's is not too high.
- p = subprocess.Popen("sysctl vm.vmtotal", shell=1, stdout=subprocess.PIPE)
- result = p.communicate()[0].strip()
- if sys.version_info >= (3,):
- result = str(result, sys.stdout.encoding)
- _, sysctl_avail_virtmem = parse_sysctl_vmtotal(result)
- psutil_avail_virtmem = psutil.virtmem_usage().free
- difference = abs(sysctl_avail_virtmem - psutil_avail_virtmem)
- # let's assume the test is failed if difference is > 0.5 MB
- if difference > (0.5 * 2**20):
- self.fail(difference)
-
- def test_process_create_time(self):
- cmdline = "ps -o lstart -p %s" %self.pid
- p = subprocess.Popen(cmdline, shell=1, stdout=subprocess.PIPE)
- output = p.communicate()[0]
- if sys.version_info >= (3,):
- output = str(output, sys.stdout.encoding)
- start_ps = output.replace('STARTED', '').strip()
- start_psutil = psutil.Process(self.pid).create_time
- start_psutil = time.strftime("%a %b %e %H:%M:%S %Y",
- time.localtime(start_psutil))
- self.assertEqual(start_ps, start_psutil)
-
- 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)
- self.assertEqual(part.device, dev)
- self.assertEqual(usage.total, total)
- # 10 MB tollerance
- if abs(usage.free - free) > 10 * 1024 * 1024:
- self.fail("psutil=%s, df=%s" % usage.free, free)
- if abs(usage.used - used) > 10 * 1024 * 1024:
- self.fail("psutil=%s, df=%s" % usage.used, used)
-
-
-if __name__ == '__main__':
- test_suite = unittest.TestSuite()
- test_suite.addTest(unittest.makeSuite(BSDSpecificTestCase))
- unittest.TextTestRunner(verbosity=2).run(test_suite)
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