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How to use process_is_alive method in autotest
Best Python code snippet using autotest_python
test_virsh.py
Source:test_virsh.py 
...7# simple magic for using scripts within a source tree8basedir = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))9if os.path.isdir(os.path.join(basedir, 'virttest')):10 sys.path.append(basedir)11def process_is_alive(name_pattern):12 """13 'pgrep name' misses all python processes and also long process names.14 'pgrep -f name' gets all shell commands with name in args.15 So look only for command whose initial pathname ends with name.16 Name itself is an egrep pattern, so it can use | etc for variations.17 """18 return process.system("pgrep -f '^([^ /]*/)*(%s)([ ]|$)'" % name_pattern,19 ignore_status=True, shell=True) == 020class bogusVirshFailureException(unittest.TestCase.failureException):21 def __init__(self, *args, **dargs):22 self.virsh_args = args23 self.virsh_dargs = dargs24 def __str__(self):25 msg = ("Codepath under unittest attempted call to un-mocked virsh"26 " method, with args: '%s' and dargs: '%s'"27 % (self.virsh_args, self.virsh_dargs))28 return msg29def FakeVirshFactory(preserve=None):30 """31 Return Virsh() instance with methods to raise bogusVirshFailureException.32 Users of this class should override methods under test on instance.33 :param preserve: List of symbol names NOT to modify, None for all34 """35 from virttest import virsh36 def raise_bogusVirshFailureException(*args, **dargs):37 raise bogusVirshFailureException()38 if preserve is None:39 preserve = []40 fake_virsh = virsh.Virsh(virsh_exec='/bin/false',41 uri='qemu:///system', debug=True,42 ignore_status=True)43 # Make all virsh commands throw an exception by calling it44 for symbol in dir(virsh):45 # Get names of just closure functions by Virsh class46 if symbol in virsh.NOCLOSE + preserve:47 continue48 if isinstance(getattr(fake_virsh, symbol), virsh.VirshClosure):49 # fake_virsh is a propcan, can't use setattr.50 fake_virsh.__super_set__(symbol, raise_bogusVirshFailureException)51 return fake_virsh52class ModuleLoad(unittest.TestCase):53 from virttest import virsh54class ConstantsTest(ModuleLoad):55 def test_ModuleLoad(self):56 self.assertTrue(hasattr(self.virsh, 'NOCLOSE'))57 self.assertTrue(hasattr(self.virsh, 'SCREENSHOT_ERROR_COUNT'))58 self.assertTrue(hasattr(self.virsh, 'VIRSH_COMMAND_CACHE'))59 self.assertTrue(hasattr(self.virsh, 'VIRSH_EXEC'))60class TestVirshClosure(ModuleLoad):61 @staticmethod62 def somefunc(*args, **dargs):63 return (args, dargs)64 class SomeClass(dict):65 def somemethod(self):66 return "foobar"67 def test_init(self):68 # save some typing69 VC = self.virsh.VirshClosure70 # self is guaranteed to be not dict-like71 self.assertRaises(ValueError, VC, self.somefunc, self)72 self.assertRaises(ValueError, VC, lambda: None, self)73 def test_args(self):74 # save some typing75 VC = self.virsh.VirshClosure76 tcinst = self.SomeClass()77 vcinst = VC(self.somefunc, tcinst)78 args, dargs = vcinst('foo')79 self.assertEqual(len(args), 1)80 self.assertEqual(args[0], 'foo')81 self.assertEqual(len(dargs), 0)82 def test_fake_virsh(self):83 fake_virsh = FakeVirshFactory()84 for symb in dir(self.virsh):85 if symb in self.virsh.NOCLOSE:86 continue87 value = fake_virsh.__super_get__(symb)88 self.assertRaises(unittest.TestCase.failureException, value)89 def test_dargs(self):90 # save some typing91 VC = self.virsh.VirshClosure92 tcinst = self.SomeClass(foo='bar')93 vcinst = VC(self.somefunc, tcinst)94 args, dargs = vcinst()95 self.assertEqual(len(args), 0)96 self.assertEqual(len(dargs), 1)97 self.assertEqual(list(dargs.keys()), ['foo'])98 self.assertEqual(list(dargs.values()), ['bar'])99 def test_args_and_dargs(self):100 # save some typing101 VC = self.virsh.VirshClosure102 tcinst = self.SomeClass(foo='bar')103 vcinst = VC(self.somefunc, tcinst)104 args, dargs = vcinst('foo')105 self.assertEqual(len(args), 1)106 self.assertEqual(args[0], 'foo')107 self.assertEqual(len(dargs), 1)108 self.assertEqual(list(dargs.keys()), ['foo'])109 self.assertEqual(list(dargs.values()), ['bar'])110 def test_args_dargs_subclass(self):111 # save some typing112 VC = self.virsh.VirshClosure113 tcinst = self.SomeClass(foo='bar')114 vcinst = VC(self.somefunc, tcinst)115 args, dargs = vcinst('foo')116 self.assertEqual(len(args), 1)117 self.assertEqual(args[0], 'foo')118 self.assertEqual(len(dargs), 1)119 self.assertEqual(list(dargs.keys()), ['foo'])120 self.assertEqual(list(dargs.values()), ['bar'])121 def test_update_args_dargs_subclass(self):122 # save some typing123 VC = self.virsh.VirshClosure124 tcinst = self.SomeClass(foo='bar')125 vcinst = VC(self.somefunc, tcinst)126 args, dargs = vcinst('foo')127 self.assertEqual(len(args), 1)128 self.assertEqual(args[0], 'foo')129 self.assertEqual(len(dargs), 1)130 self.assertEqual(list(dargs.keys()), ['foo'])131 self.assertEqual(list(dargs.values()), ['bar'])132 # Update dictionary133 tcinst['sna'] = 'fu'134 # Is everything really the same?135 args, dargs = vcinst('foo', 'baz')136 self.assertEqual(len(args), 2)137 self.assertEqual(args[0], 'foo')138 self.assertEqual(args[1], 'baz')139 self.assertEqual(len(dargs), 2)140 self.assertEqual(dargs['foo'], 'bar')141 self.assertEqual(dargs['sna'], 'fu')142 def test_multi_inst(self):143 # save some typing144 VC1 = self.virsh.VirshClosure145 VC2 = self.virsh.VirshClosure146 tcinst1 = self.SomeClass(darg1=1)147 tcinst2 = self.SomeClass(darg1=2)148 vcinst1 = VC1(self.somefunc, tcinst1)149 vcinst2 = VC2(self.somefunc, tcinst2)150 args1, dargs1 = vcinst1(1)151 args2, dargs2 = vcinst2(2)152 self.assertEqual(len(args1), 1)153 self.assertEqual(len(args2), 1)154 self.assertEqual(args1[0], 1)155 self.assertEqual(args2[0], 2)156 self.assertEqual(len(dargs1), 1)157 self.assertEqual(len(dargs2), 1)158 self.assertEqual(dargs1['darg1'], 1)159 self.assertEqual(dargs2['darg1'], 2)160class ConstructorsTest(ModuleLoad):161 def test_VirshBase(self):162 vb = self.virsh.VirshBase()163 del vb # keep pylint happy164 def test_Virsh(self):165 v = self.virsh.Virsh()166 del v # keep pylint happy167 def test_VirshPersistent(self):168 test_virsh = self.virsh.Virsh()169 if test_virsh['virsh_exec'] == '/bin/true':170 return171 else:172 logging.disable(logging.INFO)173 vp = self.virsh.VirshPersistent()174 vp.close_session() # Make sure session gets cleaned up175 def TestVirshClosure(self):176 class MyDict(dict):177 pass178 vc = self.virsh.VirshClosure(None, MyDict())179 del vc # keep pylint happy180# Ensure the following tests ONLY run if a valid virsh command exists #####181class ModuleLoadCheckVirsh(unittest.TestCase):182 from virttest import virsh183 def run(self, *args, **dargs):184 test_virsh = self.virsh.Virsh()185 if test_virsh['virsh_exec'] == '/bin/true':186 return # Don't run any tests, no virsh executable was found187 else:188 super(ModuleLoadCheckVirsh, self).run(*args, **dargs)189class SessionManagerTest(ModuleLoadCheckVirsh):190 def test_del_VirshPersistent(self):191 """192 Unittest for __del__ of VirshPersistent.193 This test makes sure the __del__ method of VirshPersistent works194 well in `del vp_instance`.195 """196 vp = self.virsh.VirshPersistent()197 virsh_exec = vp.virsh_exec198 self.assertTrue(process_is_alive(virsh_exec))199 del vp200 self.assertFalse(process_is_alive(virsh_exec))201 def test_VirshSession(self):202 """203 Unittest for VirshSession.204 This test use VirshSession over VirshPersistent with auto_close=True.205 """206 virsh_exec = self.virsh.Virsh()['virsh_exec']207 # Build a VirshSession object.208 session_1 = self.virsh.VirshSession(virsh_exec, auto_close=True)209 self.assertTrue(process_is_alive(virsh_exec))210 del session_1211 self.assertFalse(process_is_alive(virsh_exec))212 def test_VirshPersistent(self):213 """214 Unittest for session manager of VirshPersistent.215 """216 virsh_exec = self.virsh.Virsh()['virsh_exec']217 vp_1 = self.virsh.VirshPersistent()218 self.assertTrue(process_is_alive(virsh_exec))219 # Init the vp_2 with same params of vp_1.220 vp_2 = self.virsh.VirshPersistent(**vp_1)221 # Make sure vp_1 and vp_2 are refer to the same session.222 self.assertEqual(vp_1.session_id, vp_2.session_id)223 del vp_1224 # Make sure the session is not closed when vp_2 still refer to it.225 self.assertTrue(process_is_alive(virsh_exec))226 del vp_2227 # Session was closed since no other VirshPersistent refer to it.228 self.assertFalse(process_is_alive(virsh_exec))229class VirshHasHelpCommandTest(ModuleLoadCheckVirsh):230 def setUp(self):231 # subclasses override self.virsh232 self.VIRSH_COMMAND_CACHE = self.virsh.VIRSH_COMMAND_CACHE233 def test_false_command(self):234 self.assertFalse(self.virsh.has_help_command('print'))235 self.assertFalse(self.virsh.has_help_command('Commands:'))236 self.assertFalse(self.virsh.has_help_command('dom'))237 self.assertFalse(self.virsh.has_help_command('pool'))238 def test_true_command(self):239 self.assertTrue(self.virsh.has_help_command('uri'))240 self.assertTrue(self.virsh.has_help_command('help'))241 self.assertTrue(self.virsh.has_help_command('list'))242 def test_no_cache(self):243 self.VIRSH_COMMAND_CACHE = None244 self.assertTrue(self.virsh.has_help_command('uri'))245 self.VIRSH_COMMAND_CACHE = []246 self.assertTrue(self.virsh.has_help_command('uri'))247 def test_subcommand_help(self):248 regex = r'--command'249 self.assertTrue(self.virsh.has_command_help_match('help', regex))250 self.assertFalse(self.virsh.has_command_help_match('uri', regex))251 def test_groups_in_commands(self):252 # groups will be empty in older libvirt, but test will still work253 groups = self.virsh.help_command_group(cache=True)254 groups_set = set(groups)255 commands = self.virsh.help_command_only(cache=True)256 commands_set = set(commands)257 grp_cmd = self.virsh.help_command(cache=True)258 grp_cmd_set = set(grp_cmd)259 # No duplicates check260 self.assertEqual(len(commands_set), len(commands))261 self.assertEqual(len(groups_set), len(groups))262 self.assertEqual(len(grp_cmd_set), len(grp_cmd))263 # No groups in commands or commands in groups264 self.assertEqual(len(groups_set & commands_set), 0)265 # Groups and Commands in help_command266 self.assertTrue(len(grp_cmd_set), len(commands_set) + len(groups_set))267class VirshHelpCommandTest(ModuleLoadCheckVirsh):268 def test_cache_command(self):269 l1 = self.virsh.help_command(cache=True)270 l2 = self.virsh.help_command()271 l3 = self.virsh.help_command()272 self.assertEqual(l1, l2)273 self.assertEqual(l2, l3)274 self.assertEqual(l3, l1)275class VirshClassHasHelpCommandTest(VirshHasHelpCommandTest):276 def setUp(self):277 logging.disable(logging.INFO)278 super(VirshClassHasHelpCommandTest, self).setUp()279 self.virsh = self.virsh.Virsh(debug=False)280class VirshPersistentClassHasHelpCommandTest(VirshHasHelpCommandTest):281 def setUp(self):282 logging.disable(logging.INFO)283 super(VirshPersistentClassHasHelpCommandTest, self).setUp()284 self.VirshPersistent = self.virsh.VirshPersistent285 self.virsh = self.VirshPersistent(debug=False)286 self.assertTrue(process_is_alive(self.virsh.virsh_exec))287 def test_recycle_session(self):288 # virsh can be used as a dict of it's properties289 another = self.VirshPersistent(**self.virsh)290 self.assertEqual(self.virsh.session_id, another.session_id)291 def tearDown(self):292 self.assertTrue(process_is_alive(self.virsh.virsh_exec))293 self.virsh.close_session()294 self.assertFalse(process_is_alive(self.virsh.virsh_exec))295if __name__ == '__main__':...
virsh_unittest.py
Source:virsh_unittest.py
...139 well in `del vp_instance`.140 """141 vp = self.virsh.VirshPersistent()142 virsh_exec = vp.virsh_exec143 self.assertTrue(utils.process_is_alive(virsh_exec))144 del vp145 self.assertFalse(utils.process_is_alive(virsh_exec))146 def test_VirshSession(self):147 """148 Unittest for VirshSession.149 This test use VirshSession over VirshPersistent with auto_close=True.150 """151 virsh_exec = self.virsh.Virsh()['virsh_exec']152 # Build a VirshSession object.153 session_1 = self.virsh.VirshSession(virsh_exec, auto_close=True)154 self.assertTrue(utils.process_is_alive(virsh_exec))155 del session_1156 self.assertFalse(utils.process_is_alive(virsh_exec))157 def test_VirshPersistent(self):158 """159 Unittest for session manager of VirshPersistent.160 """161 virsh_exec = self.virsh.Virsh()['virsh_exec']162 vp_1 = self.virsh.VirshPersistent()163 self.assertTrue(utils.process_is_alive(virsh_exec))164 # Init the vp_2 with same params of vp_1.165 vp_2 = self.virsh.VirshPersistent(**vp_1)166 # Make sure vp_1 and vp_2 are refer to the same session.167 self.assertEqual(vp_1.session_id, vp_2.session_id)168 del vp_1169 # Make sure the session is not closed when vp_2 still refer to it.170 self.assertTrue(utils.process_is_alive(virsh_exec))171 del vp_2172 # Session was closed since no other VirshPersistent refer to it.173 self.assertFalse(utils.process_is_alive(virsh_exec))174class VirshHasHelpCommandTest(ModuleLoadCheckVirsh):175 def setUp(self):176 # subclasses override self.virsh177 self.VIRSH_COMMAND_CACHE = self.virsh.VIRSH_COMMAND_CACHE178 def test_false_command(self):179 self.assertFalse(self.virsh.has_help_command('print'))180 self.assertFalse(self.virsh.has_help_command('Commands:'))181 self.assertFalse(self.virsh.has_help_command('dom'))182 self.assertFalse(self.virsh.has_help_command('pool'))183 def test_true_command(self):184 self.assertTrue(self.virsh.has_help_command('uri'))185 self.assertTrue(self.virsh.has_help_command('help'))186 self.assertTrue(self.virsh.has_help_command('list'))187 def test_no_cache(self):188 self.VIRSH_COMMAND_CACHE = None189 self.assertTrue(self.virsh.has_help_command('uri'))190 self.VIRSH_COMMAND_CACHE = []191 self.assertTrue(self.virsh.has_help_command('uri'))192 def test_subcommand_help(self):193 regex = r'\s+\[--command\]\s+\<string\>\s+'194 self.assertTrue(self.virsh.has_command_help_match('help', regex))195 self.assertFalse(self.virsh.has_command_help_match('uri', regex))196 def test_groups_in_commands(self):197 # groups will be empty in older libvirt, but test will still work198 groups = self.virsh.help_command_group(cache=True)199 groups_set = set(groups)200 commands = self.virsh.help_command_only(cache=True)201 commands_set = set(commands)202 grp_cmd = self.virsh.help_command(cache=True)203 grp_cmd_set = set(grp_cmd)204 # No duplicates check205 self.assertEqual(len(commands_set), len(commands))206 self.assertEqual(len(groups_set), len(groups))207 self.assertEqual(len(grp_cmd_set), len(grp_cmd))208 # No groups in commands or commands in groups209 self.assertEqual(len(groups_set & commands_set), 0)210 # Groups and Commands in help_command211 self.assertTrue(len(grp_cmd_set), len(commands_set) + len(groups_set))212class VirshHelpCommandTest(ModuleLoadCheckVirsh):213 def test_cache_command(self):214 l1 = self.virsh.help_command(cache=True)215 l2 = self.virsh.help_command()216 l3 = self.virsh.help_command()217 self.assertEqual(l1, l2)218 self.assertEqual(l2, l3)219 self.assertEqual(l3, l1)220class VirshClassHasHelpCommandTest(VirshHasHelpCommandTest):221 def setUp(self):222 logging.disable(logging.INFO)223 super(VirshClassHasHelpCommandTest, self).setUp()224 self.virsh = self.virsh.Virsh(debug=False)225class VirshPersistentClassHasHelpCommandTest(VirshHasHelpCommandTest):226 def setUp(self):227 logging.disable(logging.INFO)228 super(VirshPersistentClassHasHelpCommandTest, self).setUp()229 self.VirshPersistent = self.virsh.VirshPersistent230 self.virsh = self.VirshPersistent(debug=False)231 self.assertTrue(utils.process_is_alive(self.virsh.virsh_exec))232 def test_recycle_session(self):233 # virsh can be used as a dict of it's properties234 another = self.VirshPersistent(**self.virsh)235 self.assertEqual(self.virsh.session_id, another.session_id)236 def tearDown(self):237 self.assertTrue(utils.process_is_alive(self.virsh.virsh_exec))238 self.virsh.close_session()239 self.assertFalse(utils.process_is_alive(self.virsh.virsh_exec))240if __name__ == '__main__':...
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