root / test / ganeti.daemon_unittest.py @ 1118ec44
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#!/usr/bin/python
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#
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# Copyright (C) 2010 Google Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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# 02110-1301, USA.
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"""Script for unittesting the daemon module"""
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import unittest |
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import signal |
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import os |
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from ganeti import daemon |
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import testutils |
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class TestMainloop(testutils.GanetiTestCase): |
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"""Test daemon.Mainloop"""
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def setUp(self): |
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testutils.GanetiTestCase.setUp(self)
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self.mainloop = daemon.Mainloop()
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self.sendsig_events = []
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self.onsignal_events = []
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def _CancelEvent(self, handle): |
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self.mainloop.scheduler.cancel(handle)
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def _SendSig(self, sig): |
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self.sendsig_events.append(sig)
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os.kill(os.getpid(), sig) |
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def OnSignal(self, signum): |
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self.onsignal_events.append(signum)
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def testRunAndTermBySched(self): |
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self.mainloop.scheduler.enter(0.1, 1, self._SendSig, [signal.SIGTERM]) |
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self.mainloop.Run() # terminates by _SendSig being scheduled |
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self.assertEquals(self.sendsig_events, [signal.SIGTERM]) |
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def testSchedulerCancel(self): |
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handle = self.mainloop.scheduler.enter(0.1, 1, self._SendSig, |
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[signal.SIGTERM]) |
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self.mainloop.scheduler.cancel(handle)
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self.mainloop.scheduler.enter(0.2, 1, self._SendSig, [signal.SIGCHLD]) |
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self.mainloop.scheduler.enter(0.3, 1, self._SendSig, [signal.SIGTERM]) |
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self.mainloop.Run()
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self.assertEquals(self.sendsig_events, [signal.SIGCHLD, signal.SIGTERM]) |
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def testRegisterSignal(self): |
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self.mainloop.RegisterSignal(self) |
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self.mainloop.scheduler.enter(0.1, 1, self._SendSig, [signal.SIGCHLD]) |
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handle = self.mainloop.scheduler.enter(0.1, 1, self._SendSig, |
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[signal.SIGTERM]) |
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self.mainloop.scheduler.cancel(handle)
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self.mainloop.scheduler.enter(0.2, 1, self._SendSig, [signal.SIGCHLD]) |
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self.mainloop.scheduler.enter(0.3, 1, self._SendSig, [signal.SIGTERM]) |
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# ...not delievered because they are scheduled after TERM
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self.mainloop.scheduler.enter(0.4, 1, self._SendSig, [signal.SIGCHLD]) |
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self.mainloop.scheduler.enter(0.5, 1, self._SendSig, [signal.SIGCHLD]) |
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self.mainloop.Run()
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self.assertEquals(self.sendsig_events, |
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[signal.SIGCHLD, signal.SIGCHLD, signal.SIGTERM]) |
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self.assertEquals(self.onsignal_events, self.sendsig_events) |
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def testDeferredCancel(self): |
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self.mainloop.RegisterSignal(self) |
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self.mainloop.scheduler.enter(0.1, 1, self._SendSig, [signal.SIGCHLD]) |
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handle1 = self.mainloop.scheduler.enter(0.3, 2, self._SendSig, |
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[signal.SIGCHLD]) |
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handle2 = self.mainloop.scheduler.enter(0.4, 2, self._SendSig, |
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[signal.SIGCHLD]) |
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self.mainloop.scheduler.enter(0, 1, self._CancelEvent, [handle1]) |
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self.mainloop.scheduler.enter(0, 1, self._CancelEvent, [handle2]) |
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self.mainloop.scheduler.enter(0.5, 1, self._SendSig, [signal.SIGTERM]) |
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self.mainloop.Run()
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self.assertEquals(self.sendsig_events, [signal.SIGCHLD, signal.SIGTERM]) |
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self.assertEquals(self.onsignal_events, self.sendsig_events) |
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if __name__ == "__main__": |
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testutils.GanetiTestProgram() |