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/*
Copyright (c) 2007-2011 iMatix Corporation
Copyright (c) 2007-2011 Other contributors as noted in the AUTHORS file
This file is part of 0MQ.
0MQ is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
0MQ 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"
#include "../src/stdint.hpp"
using namespace std;
using namespace zmqtestutil;
int main (int argc, char *argv [])
{
uint64_t hwm = 5;
int linger = 0;
zmq::context_t context (1);
zmq::socket_t s1 (context, ZMQ_PULL);
zmq::socket_t s2 (context, ZMQ_PUSH);
s2.setsockopt (ZMQ_LINGER, &linger, sizeof (int));
s2.setsockopt (ZMQ_HWM, &hwm, sizeof (uint64_t));
s1.bind ("tcp://127.0.0.1:5858");
s2.connect ("tcp://127.0.0.1:5858");
for (int i = 0; i < 10; i++)
{
zmq::message_t msg (sizeof ("test") - 1);
memcpy (msg.data (), "test", sizeof ("test") - 1);
bool sent = s2.send (msg, ZMQ_NOBLOCK);
// Anything below HWM should be sent
if (i < 5) {
assert (sent);
} else {
assert (!sent && errno == EAGAIN);
}
}
// There should be now 5 messages pending, consume one
zmq::message_t msg;
bool received = s1.recv (&msg, 0);
assert (received);
// Now it should be possible to send one more
bool sent = s2.send (msg, 0);
assert (sent);
return 0;
}