def infinite_sender(self, sender):
"""
Sends data until an exception happens. socket.error is caught,
as it means the socket got closed. Sender is called to actually
send the data.
"""
msgq = MsgQ()
# We do only partial setup, so we don't create the listening socket
msgq.setup_poller()
(read, write) = socket.socketpair(socket.AF_UNIX, socket.SOCK_STREAM)
msgq.register_socket(write)
# Keep sending while it is not closed by the msgq
try:
while True:
sender(msgq, write)
except socket.error:
pass
# Explicitly close temporary socket pair as the Python
# interpreter expects it. It may not be 100% exception safe,
# but since this is only for tests we prefer brevity.
read.close()
write.close()
