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https://gitlab.winehq.org/wine/wine-gecko.git
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339 lines
13 KiB
Python
339 lines
13 KiB
Python
#!/usr/bin/env python
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# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this file,
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# You can obtain one at http://mozilla.org/MPL/2.0/.
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import os
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import subprocess
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import sys
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import unittest
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from mozprocess import processhandler
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here = os.path.dirname(os.path.abspath(__file__))
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def make_proclaunch(aDir):
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"""
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Makes the proclaunch executable.
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Params:
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aDir - the directory in which to issue the make commands
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Returns:
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the path to the proclaunch executable that is generated
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"""
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if sys.platform == "win32":
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exepath = os.path.join(aDir, "proclaunch.exe")
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else:
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exepath = os.path.join(aDir, "proclaunch")
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# remove the launcher, if it already exists
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# otherwise, if the make fails you may not notice
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if os.path.exists(exepath):
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os.remove(exepath)
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# Ideally make should take care of both calls through recursion, but since it doesn't,
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# on windows anyway (to file?), let's just call out both targets explicitly.
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for command in [["make", "-C", "iniparser"],
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["make"]]:
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process = subprocess.Popen(command, stdout=subprocess.PIPE, stderr=subprocess.PIPE, cwd=aDir)
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stdout, stderr = process.communicate()
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if process.returncode:
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# SomethingBadHappen; print all the things
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print "%s: exit %d" % (command, process.returncode)
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print "stdout:\n%s" % stdout
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print "stderr:\n%s" % stderr
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raise subprocess.CalledProcessError(process.returncode, command, stdout)
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# ensure the launcher now exists
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if not os.path.exists(exepath):
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raise AssertionError("proclaunch executable '%s' does not exist (sys.platform=%s)" % (exepath, sys.platform))
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return exepath
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def check_for_process(processName):
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"""
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Use to determine if process of the given name is still running.
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Returns:
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detected -- True if process is detected to exist, False otherwise
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output -- if process exists, stdout of the process, '' otherwise
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"""
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# TODO: replace with
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# https://github.com/mozilla/mozbase/blob/master/mozprocess/mozprocess/pid.py
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# which should be augmented from talos
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# see https://bugzilla.mozilla.org/show_bug.cgi?id=705864
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output = ''
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if sys.platform == "win32":
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# On windows we use tasklist
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p1 = subprocess.Popen(["tasklist"], stdout=subprocess.PIPE)
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output = p1.communicate()[0]
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detected = False
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for line in output.splitlines():
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if processName in line:
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detected = True
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break
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else:
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p1 = subprocess.Popen(["ps", "-ef"], stdout=subprocess.PIPE)
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p2 = subprocess.Popen(["grep", processName], stdin=p1.stdout, stdout=subprocess.PIPE)
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p1.stdout.close()
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output = p2.communicate()[0]
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detected = False
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for line in output.splitlines():
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if "grep %s" % processName in line:
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continue
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elif processName in line and not 'defunct' in line:
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detected = True
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break
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return detected, output
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class ProcTest(unittest.TestCase):
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# whether to remove created files on exit
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cleanup = os.environ.get('CLEANUP', 'true').lower() in ('1', 'true')
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@classmethod
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def setUpClass(cls):
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cls.proclaunch = make_proclaunch(here)
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@classmethod
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def tearDownClass(cls):
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del cls.proclaunch
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if not cls.cleanup:
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return
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files = [('proclaunch',),
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('proclaunch.exe',),
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('iniparser', 'dictionary.o'),
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('iniparser', 'iniparser.lib'),
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('iniparser', 'iniparser.o'),
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('iniparser', 'libiniparser.a'),
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('iniparser', 'libiniparser.so.0'),
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]
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files = [os.path.join(here, *path) for path in files]
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errors = []
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for path in files:
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if os.path.exists(path):
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try:
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os.remove(path)
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except OSError as e:
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errors.append(str(e))
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if errors:
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raise OSError("Error(s) encountered tearing down %s.%s:\n%s" % (cls.__module__, cls.__name__, '\n'.join(errors)))
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def test_process_normal_finish(self):
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"""Process is started, runs to completion while we wait for it"""
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p = processhandler.ProcessHandler([self.proclaunch, "process_normal_finish.ini"],
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cwd=here)
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p.run()
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p.wait()
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detected, output = check_for_process(self.proclaunch)
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self.determine_status(detected,
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output,
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p.proc.returncode,
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p.didTimeout)
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def test_commandline_no_args(self):
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"""Command line is reported correctly when no arguments are specified"""
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p = processhandler.ProcessHandler(self.proclaunch, cwd=here)
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self.assertEqual(p.commandline, self.proclaunch)
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def test_commandline_overspecified(self):
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"""Command line raises an exception when the arguments are specified ambiguously"""
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err = None
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try:
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processhandler.ProcessHandler([self.proclaunch, "process_normal_finish.ini"],
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args=["1", "2", "3"],
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cwd=here)
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except TypeError, e:
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err = e
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self.assertTrue(err)
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def test_commandline_from_list(self):
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"""Command line is reported correctly when command and arguments are specified in a list"""
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p = processhandler.ProcessHandler([self.proclaunch, "process_normal_finish.ini"],
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cwd=here)
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self.assertEqual(p.commandline, self.proclaunch + ' process_normal_finish.ini')
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def test_commandline_over_specified(self):
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"""Command line raises an exception when the arguments are specified ambiguously"""
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err = None
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try:
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processhandler.ProcessHandler([self.proclaunch, "process_normal_finish.ini"],
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args=["1", "2", "3"],
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cwd=here)
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except TypeError, e:
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err = e
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self.assertTrue(err)
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def test_commandline_from_args(self):
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"""Command line is reported correctly when arguments are specified in a dedicated list"""
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p = processhandler.ProcessHandler(self.proclaunch,
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args=["1", "2", "3"],
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cwd=here)
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self.assertEqual(p.commandline, self.proclaunch + ' 1 2 3')
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def test_process_wait(self):
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"""Process is started runs to completion while we wait indefinitely"""
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p = processhandler.ProcessHandler([self.proclaunch,
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"process_waittimeout_10s.ini"],
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cwd=here)
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p.run()
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p.wait()
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detected, output = check_for_process(self.proclaunch)
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self.determine_status(detected,
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output,
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p.proc.returncode,
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p.didTimeout)
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def test_process_timeout(self):
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""" Process is started, runs but we time out waiting on it
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to complete
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"""
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p = processhandler.ProcessHandler([self.proclaunch, "process_waittimeout.ini"],
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cwd=here)
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p.run(timeout=10)
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p.wait()
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detected, output = check_for_process(self.proclaunch)
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self.determine_status(detected,
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output,
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p.proc.returncode,
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p.didTimeout,
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False,
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['returncode', 'didtimeout'])
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def test_process_timeout_no_kill(self):
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""" Process is started, runs but we time out waiting on it
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to complete. Process should not be killed.
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"""
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p = None
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def timeout_handler():
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self.assertEqual(p.proc.poll(), None)
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p.kill()
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p = processhandler.ProcessHandler([self.proclaunch, "process_waittimeout.ini"],
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cwd=here,
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onTimeout=(timeout_handler,),
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kill_on_timeout=False)
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p.run(timeout=1)
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p.wait()
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self.assertTrue(p.didTimeout)
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detected, output = check_for_process(self.proclaunch)
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self.determine_status(detected,
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output,
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p.proc.returncode,
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p.didTimeout,
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False,
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['returncode', 'didtimeout'])
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def test_process_waittimeout(self):
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"""
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Process is started, then wait is called and times out.
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Process is still running and didn't timeout
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"""
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p = processhandler.ProcessHandler([self.proclaunch,
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"process_waittimeout_10s.ini"],
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cwd=here)
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p.run()
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p.wait(timeout=5)
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detected, output = check_for_process(self.proclaunch)
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self.determine_status(detected,
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output,
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p.proc.returncode,
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p.didTimeout,
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True,
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())
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def test_process_waitnotimeout(self):
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""" Process is started, runs to completion before our wait times out
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"""
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p = processhandler.ProcessHandler([self.proclaunch,
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"process_waittimeout_10s.ini"],
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cwd=here)
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p.run(timeout=30)
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p.wait()
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detected, output = check_for_process(self.proclaunch)
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self.determine_status(detected,
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output,
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p.proc.returncode,
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p.didTimeout)
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def test_process_kill(self):
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"""Process is started, we kill it"""
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p = processhandler.ProcessHandler([self.proclaunch, "process_normal_finish.ini"],
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cwd=here)
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p.run()
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p.kill()
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detected, output = check_for_process(self.proclaunch)
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self.determine_status(detected,
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output,
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p.proc.returncode,
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p.didTimeout)
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def test_process_output_twice(self):
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"""
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Process is started, then processOutput is called a second time explicitly
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"""
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p = processhandler.ProcessHandler([self.proclaunch,
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"process_waittimeout_10s.ini"],
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cwd=here)
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p.run()
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p.processOutput(timeout=5)
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p.wait()
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detected, output = check_for_process(self.proclaunch)
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self.determine_status(detected,
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output,
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p.proc.returncode,
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p.didTimeout,
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False,
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())
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def determine_status(self,
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detected=False,
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output='',
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returncode=0,
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didtimeout=False,
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isalive=False,
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expectedfail=()):
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"""
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Use to determine if the situation has failed.
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Parameters:
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detected -- value from check_for_process to determine if the process is detected
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output -- string of data from detected process, can be ''
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returncode -- return code from process, defaults to 0
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didtimeout -- True if process timed out, defaults to False
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isalive -- Use True to indicate we pass if the process exists; however, by default
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the test will pass if the process does not exist (isalive == False)
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expectedfail -- Defaults to [], used to indicate a list of fields that are expected to fail
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"""
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if 'returncode' in expectedfail:
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self.assertTrue(returncode, "Detected an unexpected return code of: %s" % returncode)
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elif not isalive:
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self.assertTrue(returncode == 0, "Detected non-zero return code of: %d" % returncode)
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if 'didtimeout' in expectedfail:
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self.assertTrue(didtimeout, "Detected that process didn't time out")
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else:
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self.assertTrue(not didtimeout, "Detected that process timed out")
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if isalive:
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self.assertTrue(detected, "Detected process is not running, process output: %s" % output)
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else:
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self.assertTrue(not detected, "Detected process is still running, process output: %s" % output)
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if __name__ == '__main__':
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unittest.main()
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