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188 lines
6.9 KiB
Python
188 lines
6.9 KiB
Python
#!/usr/bin/env python
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# ***** BEGIN LICENSE BLOCK *****
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# Version: MPL 1.1/GPL 2.0/LGPL 2.1
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#
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# The contents of this file are subject to the Mozilla Public License Version
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# 1.1 (the "License"); you may not use this file except in compliance with
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# the License. You may obtain a copy of the License at
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# http://www.mozilla.org/MPL/
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#
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# Software distributed under the License is distributed on an "AS IS" basis,
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# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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# for the specific language governing rights and limitations under the
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# License.
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#
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# The Original Code is mozilla.org code.
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#
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# The Initial Developer of the Original Code is
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# the Mozilla Foundation.
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# Portions created by the Initial Developer are Copyright (C) 2011
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# the Initial Developer. All Rights Reserved.
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#
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# Contributor(s):
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# Clint Talbert <ctalbert@mozilla.com>
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#
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# Alternatively, the contents of this file may be used under the terms of
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# either the GNU General Public License Version 2 or later (the "GPL"), or
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# the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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# in which case the provisions of the GPL or the LGPL are applicable instead
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# of those above. If you wish to allow use of your version of this file only
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# under the terms of either the GPL or the LGPL, and not to allow others to
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# use your version of this file under the terms of the MPL, indicate your
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# decision by deleting the provisions above and replace them with the notice
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# and other provisions required by the GPL or the LGPL. If you do not delete
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# the provisions above, a recipient may use your version of this file under
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# the terms of any one of the MPL, the GPL or the LGPL.
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#
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# ***** END LICENSE BLOCK *****
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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 time import sleep
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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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p = subprocess.call(["make"], cwd=aDir)
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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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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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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:
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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", "-A"], 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:
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if "grep %s" % processName in line:
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continue
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elif processName 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 ProcTest1(unittest.TestCase):
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def __init__(self, *args, **kwargs):
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# Ideally, I'd use setUpClass but that only exists in 2.7.
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# So, we'll do this make step now.
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self.proclaunch = make_proclaunch(here)
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unittest.TestCase.__init__(self, *args, **kwargs)
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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.waitForFinish()
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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_waittimeout(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()
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p.waitForFinish(timeout=10)
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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_kill(self):
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""" Process is started, we kill it
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"""
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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 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 expected non-zero return code")
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else:
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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, "Process timed out as expected")
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else:
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self.assertTrue(not didtimeout, "Detected that process timed out")
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if detected:
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self.assertTrue(isalive, "Detected process is still running, process output: %s" % output)
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else:
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self.assertTrue(not isalive, "Process ended")
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if __name__ == '__main__':
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unittest.main()
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