def test_env_setting(self):
"""
Test that and environment variable passed to the process starter
is correctly passed to the child process.
"""
s = sio()
a = FakeAMP(s)
STRING = "ciao"
BOOT = """\
import sys, os
def main():
os.write(4, os.getenv("FOOBAR"))
main()
"""
starter = main.ProcessStarter(bootstrap=BOOT,
packages=("twisted", "ampoule"),
env={"FOOBAR": STRING})
amp, finished = starter.startPythonProcess(main.AMPConnector(a),
"I'll be ignored")
def _eb(reason):
print reason
finished.addErrback(_eb)
return finished.addCallback(
lambda _: self.assertEquals(s.getvalue(), STRING))
def test_startProcess(self):
"""
Test that startProcess actually starts a subprocess and that
it receives data back from the process through AMP.
"""
s = sio()
a = FakeAMP(s)
STRING = "ciao"
BOOT = """\
import sys, os
def main(arg):
os.write(4, arg)
main(sys.argv[1])
"""
starter = main.ProcessStarter(bootstrap=BOOT,
args=(STRING, ),
packages=("twisted", "ampoule"))
amp, finished = starter.startPythonProcess(main.AMPConnector(a))
def _eb(reason):
print reason
finished.addErrback(_eb)
return finished.addCallback(
lambda _: self.assertEquals(s.getvalue(), STRING))
def test_failing_deferToProcess(self):
"""
Test failing subprocesses and the way they terminate and preserve
failing information.
"""
s = sio()
a = FakeAMP(s)
STRING = "ciao"
BOOT = """\
import sys
def main(arg):
raise Exception(arg)
main(sys.argv[1])
"""
starter = main.ProcessStarter(bootstrap=BOOT, args=(STRING,), packages=("twisted", "ampoule"))
ready, finished = starter.startPythonProcess(main.AMPConnector(a), "I'll be ignored")
self.assertFailure(finished, error.ProcessTerminated)
finished.addErrback(lambda reason: self.assertEquals(reason.getMessage(), STRING))
return finished
def test_env_setting(self):
"""
Test that and environment variable passed to the process starter
is correctly passed to the child process.
"""
s = sio()
a = FakeAMP(s)
STRING = "ciao"
BOOT = """\
import sys, os
def main():
os.write(4, os.getenv("FOOBAR"))
main()
"""
starter = main.ProcessStarter(bootstrap=BOOT, packages=("twisted", "ampoule"), env={"FOOBAR": STRING})
amp, finished = starter.startPythonProcess(main.AMPConnector(a), "I'll be ignored")
def _eb(reason):
print reason
finished.addErrback(_eb)
return finished.addCallback(lambda _: self.assertEquals(s.getvalue(), STRING))
def test_startProcess(self):
"""
Test that startProcess actually starts a subprocess and that
it receives data back from the process through AMP.
"""
s = sio()
a = FakeAMP(s)
STRING = "ciao"
BOOT = """\
import sys, os
def main(arg):
os.write(4, arg)
main(sys.argv[1])
"""
starter = main.ProcessStarter(bootstrap=BOOT, args=(STRING,), packages=("twisted", "ampoule"))
amp, finished = starter.startPythonProcess(main.AMPConnector(a))
def _eb(reason):
print reason
finished.addErrback(_eb)
return finished.addCallback(lambda _: self.assertEquals(s.getvalue(), STRING))
def test_failing_deferToProcess(self):
"""
Test failing subprocesses and the way they terminate and preserve
failing information.
"""
s = sio()
a = FakeAMP(s)
STRING = "ciao"
BOOT = """\
import sys
def main(arg):
raise Exception(arg)
main(sys.argv[1])
"""
starter = main.ProcessStarter(bootstrap=BOOT,
args=(STRING, ),
packages=("twisted", "ampoule"))
ready, finished = starter.startPythonProcess(main.AMPConnector(a),
"I'll be ignored")
self.assertFailure(finished, error.ProcessTerminated)
finished.addErrback(
lambda reason: self.assertEquals(reason.getMessage(), STRING))
return finished
