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41f459e1dc
Solution: applied clang-format
249 lines
6.7 KiB
C++
249 lines
6.7 KiB
C++
/*
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Copyright (c) 2007-2017 Contributors as noted in the AUTHORS file
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This file is part of libzmq, the ZeroMQ core engine in C++.
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libzmq is free software; you can redistribute it and/or modify it under
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the terms of the GNU Lesser General Public License (LGPL) as published
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by the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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As a special exception, the Contributors give you permission to link
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this library with independent modules to produce an executable,
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regardless of the license terms of these independent modules, and to
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copy and distribute the resulting executable under terms of your choice,
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provided that you also meet, for each linked independent module, the
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terms and conditions of the license of that module. An independent
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module is a module which is not derived from or based on this library.
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If you modify this library, you must extend this exception to your
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version of the library.
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libzmq is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "testutil.hpp"
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// const int MAX_SENDS = 10000;
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int test_defaults (int send_hwm, int msgCnt)
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{
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void *ctx = zmq_ctx_new ();
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assert (ctx);
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int rc;
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// Set up bind socket
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void *pub_socket = zmq_socket (ctx, ZMQ_PUB);
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assert (pub_socket);
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rc = zmq_bind (pub_socket, "inproc://a");
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assert (rc == 0);
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// Set up connect socket
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void *sub_socket = zmq_socket (ctx, ZMQ_SUB);
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assert (sub_socket);
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rc = zmq_connect (sub_socket, "inproc://a");
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assert (rc == 0);
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//set a hwm on publisher
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rc = zmq_setsockopt (pub_socket, ZMQ_SNDHWM, &send_hwm, sizeof (send_hwm));
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rc = zmq_setsockopt (sub_socket, ZMQ_SUBSCRIBE, 0, 0);
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// Send until we block
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int send_count = 0;
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while (send_count < msgCnt
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&& zmq_send (pub_socket, NULL, 0, ZMQ_DONTWAIT) == 0)
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++send_count;
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msleep (SETTLE_TIME);
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// Now receive all sent messages
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int recv_count = 0;
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while (0 == zmq_recv (sub_socket, NULL, 0, ZMQ_DONTWAIT)) {
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++recv_count;
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}
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assert (send_hwm == recv_count);
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// Clean up
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rc = zmq_close (sub_socket);
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assert (rc == 0);
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rc = zmq_close (pub_socket);
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assert (rc == 0);
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rc = zmq_ctx_term (ctx);
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assert (rc == 0);
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return recv_count;
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}
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int receive (void *socket)
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{
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int recv_count = 0;
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// Now receive all sent messages
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while (0 == zmq_recv (socket, NULL, 0, ZMQ_DONTWAIT)) {
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++recv_count;
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}
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return recv_count;
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}
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int test_blocking (int send_hwm, int msgCnt)
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{
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void *ctx = zmq_ctx_new ();
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assert (ctx);
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int rc;
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// Set up bind socket
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void *pub_socket = zmq_socket (ctx, ZMQ_PUB);
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assert (pub_socket);
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rc = zmq_bind (pub_socket, "inproc://a");
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assert (rc == 0);
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// Set up connect socket
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void *sub_socket = zmq_socket (ctx, ZMQ_SUB);
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assert (sub_socket);
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rc = zmq_connect (sub_socket, "inproc://a");
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assert (rc == 0);
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//set a hwm on publisher
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rc = zmq_setsockopt (pub_socket, ZMQ_SNDHWM, &send_hwm, sizeof (send_hwm));
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int wait = 1;
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rc = zmq_setsockopt (pub_socket, ZMQ_XPUB_NODROP, &wait, sizeof (wait));
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rc = zmq_setsockopt (sub_socket, ZMQ_SUBSCRIBE, 0, 0);
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// Send until we block
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int send_count = 0;
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int recv_count = 0;
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while (send_count < msgCnt) {
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rc = zmq_send (pub_socket, NULL, 0, ZMQ_DONTWAIT);
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if (rc == 0) {
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++send_count;
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} else if (-1 == rc) {
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assert (EAGAIN == errno);
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recv_count += receive (sub_socket);
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assert (recv_count == send_count);
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}
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}
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recv_count += receive (sub_socket);
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// Clean up
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rc = zmq_close (sub_socket);
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assert (rc == 0);
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rc = zmq_close (pub_socket);
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assert (rc == 0);
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rc = zmq_ctx_term (ctx);
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assert (rc == 0);
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return recv_count;
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}
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// with hwm 11024: send 9999 msg, receive 9999, send 1100, receive 1100
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void test_reset_hwm ()
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{
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int first_count = 9999;
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int second_count = 1100;
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int hwm = 11024;
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size_t len = MAX_SOCKET_STRING;
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char my_endpoint[MAX_SOCKET_STRING];
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void *ctx = zmq_ctx_new ();
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assert (ctx);
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int rc;
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// Set up bind socket
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void *pub_socket = zmq_socket (ctx, ZMQ_PUB);
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assert (pub_socket);
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rc = zmq_setsockopt (pub_socket, ZMQ_SNDHWM, &hwm, sizeof (hwm));
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assert (rc == 0);
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rc = zmq_bind (pub_socket, "tcp://127.0.0.1:*");
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assert (rc == 0);
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rc = zmq_getsockopt (pub_socket, ZMQ_LAST_ENDPOINT, my_endpoint, &len);
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assert (rc == 0);
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// Set up connect socket
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void *sub_socket = zmq_socket (ctx, ZMQ_SUB);
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assert (sub_socket);
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rc = zmq_setsockopt (sub_socket, ZMQ_RCVHWM, &hwm, sizeof (hwm));
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assert (rc == 0);
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rc = zmq_connect (sub_socket, my_endpoint);
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assert (rc == 0);
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rc = zmq_setsockopt (sub_socket, ZMQ_SUBSCRIBE, 0, 0);
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assert (rc == 0);
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msleep (SETTLE_TIME);
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// Send messages
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int send_count = 0;
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while (send_count < first_count
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&& zmq_send (pub_socket, NULL, 0, ZMQ_DONTWAIT) == 0)
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++send_count;
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assert (first_count == send_count);
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msleep (SETTLE_TIME);
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// Now receive all sent messages
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int recv_count = 0;
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while (0 == zmq_recv (sub_socket, NULL, 0, ZMQ_DONTWAIT)) {
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++recv_count;
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}
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assert (first_count == recv_count);
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msleep (SETTLE_TIME);
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// Send messages
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send_count = 0;
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while (send_count < second_count
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&& zmq_send (pub_socket, NULL, 0, ZMQ_DONTWAIT) == 0)
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++send_count;
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assert (second_count == send_count);
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msleep (SETTLE_TIME);
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// Now receive all sent messages
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recv_count = 0;
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while (0 == zmq_recv (sub_socket, NULL, 0, ZMQ_DONTWAIT)) {
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++recv_count;
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}
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assert (second_count == recv_count);
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// Clean up
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rc = zmq_close (sub_socket);
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assert (rc == 0);
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rc = zmq_close (pub_socket);
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assert (rc == 0);
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rc = zmq_ctx_term (ctx);
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assert (rc == 0);
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}
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int main (void)
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{
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setup_test_environment ();
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int count;
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// send 1000 msg on hwm 1000, receive 1000
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count = test_defaults (1000, 1000);
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assert (count == 1000);
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// send 6000 msg on hwm 2000, drops above hwm, only receive hwm
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count = test_blocking (2000, 6000);
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assert (count == 6000);
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// hwm should apply to the messages that have already been received
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test_reset_hwm ();
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return 0;
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}
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