Test your AI Agents with the all-new Agent to Agent Testing Platform.Learn More
How to use test_enable method in avocado

Best Python code snippet using avocado_python
unit-config
Source:unit-config
1#!/usr/bin/python32# autopkgtest check: enable/disable/configure units3# (C) 2015 Canonical Ltd.4# Author: Martin Pitt <martin.pitt@ubuntu.com>5import unittest6import subprocess7import os8import sys9import tempfile10from glob import glob11system_unit_dir = subprocess.check_output(12    ['pkg-config', '--variable=systemdsystemunitdir', 'systemd'],13    universal_newlines=True).strip()14systemd_sysv_install = os.path.join(os.path.dirname(system_unit_dir),15                                    'systemd-sysv-install')16class EnableTests(unittest.TestCase):17    def tearDown(self):18        # remove all traces from our test unit19        f = glob(system_unit_dir + '/test_enable*.service')20        f += glob(system_unit_dir + '/*/test_enable*.service')21        f += glob('/etc/systemd/system/test_enable*.service')22        f += glob('/etc/systemd/system/*/test_enable*.service')23        f += glob('/etc/init.d/test_enable*')24        f += glob('/etc/rc?.d/???test_enable*')25        [os.unlink(i) for i in f]26        subprocess.check_call(['systemctl', 'daemon-reload'])27    def create_unit(self, suffix='', enable=False):28        '''Create a test unit'''29        unit = os.path.join(system_unit_dir,30                            'test_enable%s.service' % suffix)31        with open(unit, 'w') as f:32            f.write('''[Unit]33Description=Testsuite unit %s34[Service]35ExecStart=/bin/echo hello36[Install]37WantedBy=multi-user.target38''' % suffix)39        if enable:40            os.symlink(unit, '/etc/systemd/system/multi-user.target.wants/' +41                       os.path.basename(unit))42        return unit43    def create_sysv(self, suffix='', enable=False):44        '''Create a test SysV script'''45        script = '/etc/init.d/test_enable%s' % suffix46        with open(script, 'w') as f:47            f.write('''/bin/sh48### BEGIN INIT INFO49# Provides:          test_enable%s50# Required-Start:    $remote_fs $syslog51# Required-Stop:     $remote_fs $syslog52# Default-Start:     2 3 4 553# Default-Stop:      0 1 654# Short-Description: Testsuite script%s55### END INIT INFO56echo hello57''' % (suffix, suffix))58        os.chmod(script, 0o755)59        if enable:60            subprocess.check_call(61                [systemd_sysv_install, 'enable', os.path.basename(script)])62    def assertEnabled(self, enabled, unit='test_enable.service'):63        '''assert that given unit has expected state'''64        systemctl = subprocess.Popen(['systemctl', 'is-enabled', unit],65                                     stdout=subprocess.PIPE,66                                     universal_newlines=True)67        out = systemctl.communicate()[0].strip()68        if enabled:69            self.assertEqual(systemctl.returncode, 0)70            self.assertEqual(out, 'enabled')71        else:72            self.assertEqual(systemctl.returncode, 1)73            self.assertEqual(out, 'disabled')74    def test_unit_enable(self):75        '''no sysv: enable unit'''76        self.create_unit()77        self.assertEnabled(False)78        # also works without .service suffix79        self.assertEnabled(False, unit='test_enable')80        subprocess.check_call(['systemctl', 'enable', 'test_enable'])81        self.assertEnabled(True)82        # also works without .service suffix83        self.assertEnabled(True, unit='test_enable')84        l = '/etc/systemd/system/multi-user.target.wants/test_enable.service'85        self.assertTrue(os.path.islink(l))86        self.assertEqual(os.readlink(l),87                         system_unit_dir + '/test_enable.service')88        # enable should be idempotent89        subprocess.check_call(['systemctl', 'enable', 'test_enable.service'])90        self.assertEnabled(True)91    def test_unit_disable(self):92        '''no sysv: disable unit'''93        self.create_unit(enable=True)94        self.assertEnabled(True)95        # also works without .service suffix96        self.assertEnabled(True, unit='test_enable')97        subprocess.check_call(['systemctl', 'disable', 'test_enable'])98        self.assertEnabled(False)99        # also works without .service suffix100        self.assertEnabled(False, unit='test_enable')101        l = '/etc/systemd/system/multi-user.target.wants/test_enable.service'102        self.assertFalse(os.path.islink(l))103        # disable should be idempotent104        subprocess.check_call(['systemctl', 'disable', 'test_enable.service'])105        self.assertEnabled(False)106    def test_unit_sysv_enable(self):107        '''with sysv: enable unit'''108        self.create_unit()109        self.create_sysv()110        self.assertEnabled(False)111        # also works without .service suffix112        self.assertEnabled(False, unit='test_enable')113        subprocess.check_call(['systemctl', 'enable', 'test_enable'])114        self.assertEnabled(True)115        # also works without .service suffix116        self.assertEnabled(True, unit='test_enable')117        l = '/etc/systemd/system/multi-user.target.wants/test_enable.service'118        self.assertTrue(os.path.islink(l))119        self.assertEqual(os.readlink(l),120                         system_unit_dir + '/test_enable.service')121        # enabled the sysv script122        l = glob('/etc/rc2.d/S??test_enable')123        self.assertEqual(len(l), 1, 'expect one symlink in %s' % repr(l))124        self.assertEqual(os.readlink(l[0]), '../init.d/test_enable')125        # enable should be idempotent126        subprocess.check_call(['systemctl', 'enable', 'test_enable.service'])127        self.assertEnabled(True)128    def test_unit_sysv_disable(self):129        '''with sysv: disable unit'''130        self.create_unit(enable=True)131        self.create_sysv(enable=True)132        self.assertEnabled(True)133        # also works without .service suffix134        self.assertEnabled(True, unit='test_enable')135        subprocess.check_call(['systemctl', 'disable', 'test_enable'])136        self.assertEnabled(False)137        # also works without .service suffix138        self.assertEnabled(False, unit='test_enable')139        l = '/etc/systemd/system/multi-user.target.wants/test_enable.service'140        self.assertFalse(os.path.islink(l))141        # disabled the sysv script142        l = glob('/etc/rc2.d/S??test_enable')143        self.assertEqual(l, [])144        # disable should be idempotent145        subprocess.check_call(['systemctl', 'enable', 'test_enable.service'])146        self.assertEnabled(True)147    def test_unit_alias_enable(self):148        '''no sysv: enable unit with an alias'''149        u = self.create_unit()150        with open(u, 'a') as f:151            f.write('Alias=test_enablea.service\n')152        self.assertEnabled(False)153        subprocess.check_call(['systemctl', 'enable', 'test_enable'])154        self.assertEnabled(True)155        # enablement symlink156        l = '/etc/systemd/system/multi-user.target.wants/test_enable.service'157        self.assertTrue(os.path.islink(l))158        self.assertEqual(os.readlink(l),159                         system_unit_dir + '/test_enable.service')160        # alias symlink161        l = '/etc/systemd/system/test_enablea.service'162        self.assertTrue(os.path.islink(l))163        self.assertEqual(os.readlink(l),164                         system_unit_dir + '/test_enable.service')165    def test_unit_alias_disable(self):166        '''no sysv: disable unit with an alias'''167        u = self.create_unit()168        with open(u, 'a') as f:169            f.write('Alias=test_enablea.service\n')170        os.symlink(system_unit_dir + '/test_enable.service',171                   '/etc/systemd/system/test_enablea.service')172        subprocess.check_call(['systemctl', 'disable', 'test_enable'])173        self.assertEnabled(False)174        # enablement symlink175        l = '/etc/systemd/system/multi-user.target.wants/test_enable.service'176        self.assertFalse(os.path.islink(l))177        # alias symlink178        l = '/etc/systemd/system/test_enablea.service'179        self.assertFalse(os.path.islink(l))180    def test_unit_sysv_alias_enable(self):181        '''with sysv: enable unit with an alias'''182        u = self.create_unit()183        with open(u, 'a') as f:184            f.write('Alias=test_enablea.service\n')185        self.create_sysv()186        self.assertEnabled(False)187        subprocess.check_call(['systemctl', 'enable', 'test_enable'])188        # enablement symlink189        l = '/etc/systemd/system/multi-user.target.wants/test_enable.service'190        self.assertTrue(os.path.islink(l))191        self.assertEqual(os.readlink(l),192                         system_unit_dir + '/test_enable.service')193        # alias symlink194        l = '/etc/systemd/system/test_enablea.service'195        self.assertTrue(os.path.islink(l))196        self.assertEqual(os.readlink(l),197                         system_unit_dir + '/test_enable.service')198        # enabled the sysv script199        l = glob('/etc/rc2.d/S??test_enable')200        self.assertEqual(len(l), 1, 'expect one symlink in %s' % repr(l))201        self.assertEqual(os.readlink(l[0]), '../init.d/test_enable')202        self.assertEnabled(True)203    def test_unit_sysv_alias_disable(self):204        '''with sysv: disable unit with an alias'''205        u = self.create_unit(enable=True)206        with open(u, 'a') as f:207            f.write('Alias=test_enablea.service\n')208        os.symlink(system_unit_dir + '/test_enable.service',209                   '/etc/systemd/system/test_enablea.service')210        self.create_sysv(enable=True)211        subprocess.check_call(['systemctl', 'disable', 'test_enable'])212        # enablement symlink213        l = '/etc/systemd/system/multi-user.target.wants/test_enable.service'214        self.assertFalse(os.path.islink(l))215        # alias symlink216        l = '/etc/systemd/system/test_enablea.service'217        self.assertFalse(os.path.islink(l))218        # disabled the sysv script219        l = glob('/etc/rc2.d/S??test_enable')220        self.assertEqual(l, [])221        self.assertEnabled(False)222    def test_sysv_enable(self):223        '''only sysv: enable'''224        self.create_sysv()225        subprocess.check_call(['systemctl', 'enable', 'test_enable'])226        # enabled the sysv script227        l = glob('/etc/rc2.d/S??test_enable')228        self.assertEqual(len(l), 1, 'expect one symlink in %s' % repr(l))229        self.assertEqual(os.readlink(l[0]), '../init.d/test_enable')230        # enable should be idempotent231        subprocess.check_call(['systemctl', 'enable', 'test_enable'])232        self.assertEnabled(True)233    def test_sysv_disable(self):234        '''only sysv: disable'''235        self.create_sysv(enable=True)236        subprocess.check_call(['systemctl', 'disable', 'test_enable'])237        # disabled the sysv script238        l = glob('/etc/rc2.d/S??test_enable')239        self.assertEqual(l, [])240        # disable should be idempotent241        subprocess.check_call(['systemctl', 'disable', 'test_enable'])242        self.assertEnabled(False)243    def test_unit_link(self):244        '''systemctl link'''245        with tempfile.NamedTemporaryFile(suffix='.service') as f:246            f.write(b'[Unit]\n')247            f.flush()248            subprocess.check_call(['systemctl', 'link', f.name])249            unit = os.path.basename(f.name)250            l = os.path.join('/etc/systemd/system', unit)251            self.assertEqual(os.readlink(l), f.name)252            # disable it again253            subprocess.check_call(['systemctl', 'disable', unit])254            # this should also remove the unit symlink255            self.assertFalse(os.path.islink(l))256    def test_unit_enable_full_path(self):257        '''systemctl enable a unit in a non-default path'''258        with tempfile.NamedTemporaryFile(suffix='.service') as f:259            f.write(b'''[Unit]260Description=test261[Service]262ExecStart=/bin/true263[Install]264WantedBy=multi-user.target''')265            f.flush()266            unit = os.path.basename(f.name)267            # now enable it268            subprocess.check_call(['systemctl', 'enable', f.name])269            self.assertEnabled(True, unit=unit)270            l = os.path.join('/etc/systemd/system', unit)271            self.assertEqual(os.readlink(l), f.name)272            enable_l = '/etc/systemd/system/multi-user.target.wants/' + unit273            self.assertEqual(os.readlink(enable_l), f.name)274            # disable it again275            subprocess.check_call(['systemctl', 'disable', unit])276            # self.assertEnabled(False) does not work as now systemd does not277            # know about the unit at all any more278            self.assertFalse(os.path.islink(enable_l))279            # this should also remove the unit symlink280            self.assertFalse(os.path.islink(l))281if __name__ == '__main__':282    unittest.main(testRunner=unittest.TextTestRunner(stream=sys.stdout,...
Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.