libzmq/tests/test_stream_empty.cpp

/*
    Copyright (c) 2007-2014 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"

int main (void) {
    setup_test_environment ();
    void *ctx = zmq_ctx_new ();
    assert (ctx);
    
    void *stream = zmq_socket (ctx, ZMQ_STREAM);
    assert (stream);
    void *dealer = zmq_socket (ctx, ZMQ_DEALER);
    assert (dealer);
    
    int rc = zmq_bind (stream, "tcp://127.0.0.1:5555");
    assert (rc >= 0);
    rc = zmq_connect (dealer, "tcp://127.0.0.1:5555");
    assert (rc >= 0);
    zmq_send (dealer, "", 0, 0);
    
    zmq_msg_t ident, empty;
    zmq_msg_init (&ident);
    rc = zmq_msg_recv (&ident, stream, 0);
    assert (rc >= 0);
    rc = zmq_msg_init_data (&empty, (void *) "", 0, NULL, NULL);
    assert (rc >= 0);
    
    rc = zmq_msg_send (&ident, stream, ZMQ_SNDMORE);
    assert (rc >= 0);
    rc = zmq_msg_close (&ident);
    assert (rc >= 0);
    
    rc = zmq_msg_send (&empty, stream, 0);
    assert (rc >= 0);
    
    //  This close used to fail with Bad Address
    rc = zmq_msg_close (&empty);
    assert (rc >= 0);
    
    close_zero_linger (dealer);
    close_zero_linger (stream);
    zmq_ctx_term (ctx);
}