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libzmq/tests/test_xpub_nodrop.cpp
Constantin Rack a539b0c6e8 Problem: copyright year is still 2015
Solution: update to 2016
2016-01-28 15:07:31 +01:00

119 lines
3.4 KiB
C++

/*
Copyright (c) 2007-2016 Contributors as noted in the AUTHORS file
This file is part of libzmq, the ZeroMQ core engine in C++.
libzmq is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License (LGPL) as published
by the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
As a special exception, the Contributors give you permission to link
this library with independent modules to produce an executable,
regardless of the license terms of these independent modules, and to
copy and distribute the resulting executable under terms of your choice,
provided that you also meet, for each linked independent module, the
terms and conditions of the license of that module. An independent
module is a module which is not derived from or based on this library.
If you modify this library, you must extend this exception to your
version of the library.
libzmq is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "testutil.hpp"
int main (void)
{
setup_test_environment();
void *ctx = zmq_ctx_new ();
assert (ctx);
// Create a publisher
void *pub = zmq_socket (ctx, ZMQ_PUB);
assert (pub);
int hwm = 2000;
int rc = zmq_setsockopt(pub, ZMQ_SNDHWM, &hwm, 4);
assert(rc == 0);
rc = zmq_bind (pub, "inproc://soname");
assert (rc == 0);
// set pub socket options
int wait = 1;
rc = zmq_setsockopt (pub, ZMQ_XPUB_NODROP, &wait, 4);
assert (rc == 0);
// Create a subscriber
void *sub = zmq_socket (ctx, ZMQ_SUB);
assert (sub);
rc = zmq_connect (sub, "inproc://soname");
assert (rc == 0);
// Subscribe for all messages.
rc = zmq_setsockopt (sub, ZMQ_SUBSCRIBE, "", 0);
assert (rc == 0);
int hwmlimit = hwm - 1;
int send_count = 0;
// Send an empty message
for (int i = 0; i < hwmlimit; i++) {
rc = zmq_send (pub, NULL, 0, 0);
assert (rc == 0);
send_count++;
}
int recv_count = 0;
do {
// Receive the message in the subscriber
rc = zmq_recv (sub, NULL, 0, ZMQ_DONTWAIT);
if (rc == -1)
assert (errno == EAGAIN);
else {
assert (rc == 0);
recv_count++;
}
}
while (rc == 0);
assert (send_count == recv_count);
// Now test real blocking behavior
// Set a timeout, default is infinite
int timeout = 0;
rc = zmq_setsockopt (pub, ZMQ_SNDTIMEO, &timeout, 4);
assert (rc == 0);
send_count = 0;
recv_count = 0;
hwmlimit = hwm;
// Send an empty message until we get an error, which must be EAGAIN
while (zmq_send (pub, "", 0, 0) == 0)
send_count++;
assert (errno == EAGAIN);
while (zmq_recv (sub, NULL, 0, ZMQ_DONTWAIT) == 0)
recv_count++;
assert (send_count == recv_count);
// Clean up.
rc = zmq_close (pub);
assert (rc == 0);
rc = zmq_close (sub);
assert (rc == 0);
rc = zmq_ctx_term (ctx);
assert (rc == 0);
return 0 ;
}