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How to use teststmpdir method in avocado

Best Python code snippet using avocado_python

ltp.py

Source:ltp.py

1#!/usr/bin/env python32# This program is free software; you can redistribute it and/or modify3# it under the terms of the GNU General Public License as published by4# the Free Software Foundation; either version 2 of the License, or5# (at your option) any later version.6#7# This program is distributed in the hope that it will be useful,8# but WITHOUT ANY WARRANTY; without even the implied warranty of9# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.10#11# See LICENSE for more details.12#13# Copyright: 2016 IBM14# Author: Santhosh G <santhog4@linux.vnet.ibm.com>15#16# Based on code by Martin Bligh <mbligh@google.com>17# copyright 2006 Google, Inc.18# https://github.com/autotest/autotest-client-tests/tree/master/ltp19import os20import re21import shutil22from avocado import Test23from avocado.utils import build, distro, genio24from avocado.utils import process, archive25from avocado.utils.partition import Partition26from avocado.utils.software_manager import SoftwareManager27def clear_dmesg():28    process.run("dmesg -c ", sudo=True)29def collect_dmesg(obj):30    obj.whiteboard = process.system_output("dmesg").decode()31class LTP(Test):32    """33    LTP (Linux Test Project) testsuite34    :param args: Extra arguments ("runltp" can use with35                 "-f $test")36    """37    failed_tests = list()38    mem_tests = ['-f mm', '-f hugetlb']39    @staticmethod40    def mount_point(mount_dir):41        lines = genio.read_file('/proc/mounts').rstrip('\t\r\0').splitlines()42        for substr in lines:43            mop = substr.split(" ")[1]44            if mop == mount_dir:45                return True46        return False47    def check_thp(self):48        if 'thp_file_alloc' in genio.read_file('/proc/vm'49                                               'stat').rstrip('\t\r\n\0'):50            self.thp = True51        return self.thp52    def setup_tmpfs_dir(self):53        # check for THP page cache54        self.check_thp()55        if not os.path.isdir(self.mount_dir):56            os.makedirs(self.mount_dir)57        self.device = None58        if not self.mount_point(self.mount_dir):59            if self.thp:60                self.device = Partition(61                    device="none", mountpoint=self.mount_dir,62                    mount_options="huge=always")63            else:64                self.device = Partition(65                    device="none", mountpoint=self.mount_dir)66            self.device.mount(mountpoint=self.mount_dir,67                              fstype="tmpfs", mnt_check=False)68    def setUp(self):69        smg = SoftwareManager()70        dist = distro.detect()71        self.args = self.params.get('args', default='')72        self.mem_leak = self.params.get('mem_leak', default=0)73        deps = ['gcc', 'make', 'automake', 'autoconf', 'psmisc']74        deps.extend(['numactl-devel'])75        self.ltpbin_dir = self.mount_dir = None76        self.thp = False77        if self.args in self.mem_tests:78            self.mount_dir = self.params.get('tmpfs_mount_dir', default=None)79            if self.mount_dir:80                self.setup_tmpfs_dir()81            over_commit = self.params.get('overcommit', default=True)82            if not over_commit:83                process.run('echo 2 > /proc/sys/vm/overcommit_memory',84                            shell=True, ignore_status=True)85        for package in deps:86            if not smg.check_installed(package) and not smg.install(package):87                self.cancel('%s is needed for the test to be run' % package)88        clear_dmesg()89        self.tmppart = Partition("/dev/vdb", mountpoint="/var/tmp")90        mounted_devs = [line.split()[0]91                   for line in process.getoutput('mount').splitlines()]92        if self.tmppart.device not in mounted_devs:93            self.tmppart.mkfs(fstype="ext4")94            self.tmppart.mount()95        #url = "https://github.com/linux-test-project/ltp/archive/master.zip"96        #tarball = self.fetch_asset("ltp-master.zip", locations=[url])97        tarball = self.get_data("ltp-full-20210927.tar.bz2")98        archive.extract(tarball, self.teststmpdir)99        self.version = os.path.basename(tarball.split('.tar.')[0])100        ltp_dir = os.path.join(self.teststmpdir, self.version)101        os.chdir(ltp_dir)102        build.make(ltp_dir, extra_args='autotools')103        if not self.ltpbin_dir:104            self.ltpbin_dir = os.path.join(self.teststmpdir, 'bin')105        # if not os.path.exists(self.ltpbin_dir):106            # os.mkdir(self.ltpbin_dir)107        os.makedirs(self.ltpbin_dir, exist_ok=True)108        process.system('./configure --prefix=%s' % self.ltpbin_dir)109        build.make(ltp_dir)110        build.make(ltp_dir, extra_args='install')111    def test(self):112        logfile = os.path.join(self.logdir, 'ltp.log')113        failcmdfile = os.path.join(self.logdir, 'failcmdfile')114        skipfilepath = self.get_data('skipfile')115        os.chmod(self.teststmpdir, 0o755)116        self.args += (" -q -p -l %s -C %s -d %s -S %s"117                      % (logfile, failcmdfile, self.teststmpdir,118                         skipfilepath))119        if self.mem_leak:120            self.args += " -M %s" % self.mem_leak121        cmd = "%s %s" % (os.path.join(self.ltpbin_dir, 'runltp'), self.args)122        process.run(cmd, ignore_status=True)123        # Walk the ltp.log and try detect failed tests from lines like these:124        # msgctl04                                           FAIL       2125        with open(logfile, 'r') as file_p:126            lines = file_p.readlines()127            for line in lines:128                if 'FAIL' in line:129                    value = re.split(r'\s+', line)130                    self.failed_tests.append(value[0])131        collect_dmesg(self)132        if self.failed_tests:133            self.fail("LTP tests failed: %s" % self.failed_tests)134    def tearDown(self):135        if self.mount_dir:...

test_teststmpdir.py

Source:test_teststmpdir.py

1import os2import tempfile3import shutil4import unittest5from avocado.core import exit_codes6from avocado.core import test7from avocado.utils import process8from avocado.utils import script9from .. import AVOCADO, BASEDIR10INSTRUMENTED_SCRIPT = """import os11import tempfile12from avocado import Test13class MyTest(Test):14    def test1(self):15        tempfile.mkstemp(dir=self.teststmpdir)16        if len(os.listdir(self.teststmpdir)) != 2:17            self.fail()18"""19SIMPLE_SCRIPT = """#!/bin/bash20mktemp ${{{0}}}/XXXXXX21if [ $(ls ${{{0}}} | wc -l) == 1 ]22then23    exit 024else25    exit 126fi27""".format(test.COMMON_TMPDIR_NAME)28class TestsTmpDirTests(unittest.TestCase):29    def setUp(self):30        self.tmpdir = tempfile.mkdtemp(prefix='avocado_' + __name__)31        self.simple_test = script.TemporaryScript(32            'test_simple.sh',33            SIMPLE_SCRIPT)34        self.simple_test.save()35        self.instrumented_test = script.TemporaryScript(36            'test_instrumented.py',37            INSTRUMENTED_SCRIPT)38        self.instrumented_test.save()39    def run_and_check(self, cmd_line, expected_rc, env=None):40        os.chdir(BASEDIR)41        result = process.run(cmd_line, ignore_status=True, env=env)42        self.assertEqual(result.exit_status, expected_rc,43                         "Command %s did not return rc "44                         "%d:\n%s" % (cmd_line, expected_rc, result))45        return result46    @unittest.skipIf(test.COMMON_TMPDIR_NAME in os.environ,47                     "%s already set in os.environ"48                     % test.COMMON_TMPDIR_NAME)49    def test_tests_tmp_dir(self):50        """51        Tests whether automatically created teststmpdir is shared across52        all tests.53        """54        cmd_line = ("%s run --sysinfo=off "55                    "--job-results-dir %s %s %s"56                    % (AVOCADO, self.tmpdir, self.simple_test,57                       self.instrumented_test))58        self.run_and_check(cmd_line, exit_codes.AVOCADO_ALL_OK)59    def test_manualy_created(self):60        """61        Tests whether manually set teststmpdir is used and not deleted by62        avocado63        """64        shared_tmp = tempfile.mkdtemp(dir=self.tmpdir)65        cmd = ("%s run --sysinfo=off --job-results-dir %s %%s"66               % (AVOCADO, self.tmpdir))67        self.run_and_check(cmd % self.simple_test, exit_codes.AVOCADO_ALL_OK,68                           {test.COMMON_TMPDIR_NAME: shared_tmp})69        self.run_and_check(cmd % self.instrumented_test,70                           exit_codes.AVOCADO_ALL_OK,71                           {test.COMMON_TMPDIR_NAME: shared_tmp})72        content = os.listdir(shared_tmp)73        self.assertEqual(len(content), 2, "The number of tests in manually "74                         "set teststmpdir is not 2 (%s):\n%s"75                         % (len(content), content))76    def tearDown(self):77        self.instrumented_test.remove()78        self.simple_test.remove()79        shutil.rmtree(self.tmpdir)80if __name__ == '__main__':...

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