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|
#!/usr/bin/env python
from __future__ import absolute_import
import os
import signal
import sys
import mozinfo
import mozunit
import proctest
from mozprocess import processhandler
here = os.path.dirname(os.path.abspath(__file__))
class ProcTestWait(proctest.ProcTest):
""" Class to test process waits and timeouts """
def test_normal_finish(self):
"""Process is started, runs to completion while we wait for it"""
p = processhandler.ProcessHandler(
[self.python, self.proclaunch, "process_normal_finish.ini"], cwd=here
)
p.run()
p.wait()
self.determine_status(p)
def test_wait(self):
"""Process is started runs to completion while we wait indefinitely"""
p = processhandler.ProcessHandler(
[self.python, self.proclaunch, "process_waittimeout_10s.ini"], cwd=here
)
p.run()
p.wait()
self.determine_status(p)
def test_timeout(self):
"""Process is started, runs but we time out waiting on it
to complete
"""
myenv = None
# On macosx1014, subprocess fails to find `six` when run with python3.
# This ensures that subprocess first looks to sys.path to find `six`.
# See https://bugzilla.mozilla.org/show_bug.cgi?id=1562083
if sys.platform == "darwin" and sys.version_info[0] > 2:
myenv = os.environ.copy()
myenv["PYTHONPATH"] = ":".join(sys.path)
p = processhandler.ProcessHandler(
[self.python, self.proclaunch, "process_waittimeout.ini"],
cwd=here,
env=myenv,
)
p.run(timeout=10)
p.wait()
if mozinfo.isUnix:
# process was killed, so returncode should be negative
self.assertLess(p.proc.returncode, 0)
self.determine_status(p, False, ["returncode", "didtimeout"])
def test_waittimeout(self):
"""
Process is started, then wait is called and times out.
Process is still running and didn't timeout
"""
p = processhandler.ProcessHandler(
[self.python, self.proclaunch, "process_waittimeout_10s.ini"], cwd=here
)
p.run()
p.wait(timeout=0)
self.determine_status(p, True, ())
def test_waitnotimeout(self):
"""Process is started, runs to completion before our wait times out"""
p = processhandler.ProcessHandler(
[self.python, self.proclaunch, "process_waittimeout_10s.ini"], cwd=here
)
p.run(timeout=30)
p.wait()
self.determine_status(p)
def test_wait_twice_after_kill(self):
"""Bug 968718: Process is started and stopped. wait() twice afterward."""
p = processhandler.ProcessHandler(
[self.python, self.proclaunch, "process_waittimeout.ini"], cwd=here
)
p.run()
p.kill()
returncode1 = p.wait()
returncode2 = p.wait()
self.determine_status(p)
# We killed the process, so the returncode should be non-zero
if mozinfo.isWin:
self.assertGreater(
returncode2, 0, 'Positive returncode expected, got "%s"' % returncode2
)
else:
self.assertLess(
returncode2, 0, 'Negative returncode expected, got "%s"' % returncode2
)
self.assertEqual(
returncode1, returncode2, "Expected both returncodes of wait() to be equal"
)
def test_wait_after_external_kill(self):
"""Process is killed externally, and poll() is called."""
p = processhandler.ProcessHandler(
[self.python, self.proclaunch, "process_normal_finish.ini"], cwd=here
)
p.run()
os.kill(p.pid, signal.SIGTERM)
returncode = p.wait()
# We killed the process, so the returncode should be non-zero
if mozinfo.isWin:
self.assertEqual(
returncode,
signal.SIGTERM,
'Positive returncode expected, got "%s"' % returncode,
)
else:
self.assertEqual(
returncode,
-signal.SIGTERM,
'%s expected, got "%s"' % (-signal.SIGTERM, returncode),
)
self.assertEqual(returncode, p.poll())
self.determine_status(p)
if __name__ == "__main__":
mozunit.main()
|
