Viewing file:  stdio_test_loseconn.py (1.55 KB) -rw-r--r--
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# -*- test-case-name: twisted.test.test_stdio.StandardInputOutputTests.test_loseConnection -*-
# Copyright (c) Twisted Matrix Laboratories.
# See LICENSE for details.
"""
Main program for the child process run by
L{twisted.test.test_stdio.StandardInputOutputTests.test_loseConnection} to
test that ITransport.loseConnection() works for process transports.
"""
import sys
from twisted.internet import protocol, stdio
from twisted.internet.error import ConnectionDone
from twisted.python import log, reflect
class LoseConnChild(protocol.Protocol):
exitCode = 0
def connectionMade(self):
self.transport.loseConnection()
def connectionLost(self, reason):
"""
Check that C{reason} is a L{Failure} wrapping a L{ConnectionDone}
instance and stop the reactor. If C{reason} is wrong for some reason,
log something about that in C{self.errorLogFile} and make sure the
process exits with a non-zero status.
"""
try:
try:
reason.trap(ConnectionDone)
except BaseException:
log.err(None, "Problem with reason passed to connectionLost")
self.exitCode = 1
finally:
reactor.stop()
if __name__ == "__main__":
reflect.namedAny(sys.argv[1]).install()
log.startLogging(open(sys.argv[2], "wb"))
from twisted.internet import reactor
protocolLoseConnChild = LoseConnChild()
stdio.StandardIO(protocolLoseConnChild)
reactor.run() # type: ignore[attr-defined]
sys.exit(protocolLoseConnChild.exitCode)
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