libzmq/tests/test_msg_ffn.cpp
Luca Boccassi 4a84f8a02e Problem: tests use various sleep patterns to wait
Solution: use msleep (SETTLE_TIME) everywhere when waiting for the
connections/sockets to be settled instead of a variety of patterns
and functions to make tests more coherent.
2016-02-13 18:01:03 +00:00

141 lines
4.3 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"
void ffn(void *data, void *hint) {
// Signal that ffn has been called by writing "freed" to hint
(void) data; // Suppress 'unused' warnings at compile time
memcpy(hint, (void *) "freed", 5);
}
int main (void) {
setup_test_environment();
// Create the infrastructure
void *ctx = zmq_ctx_new ();
assert (ctx);
void *router = zmq_socket (ctx, ZMQ_ROUTER);
assert (router);
int rc = zmq_bind (router, "tcp://127.0.0.1:5555");
assert (rc == 0);
void *dealer = zmq_socket (ctx, ZMQ_DEALER);
assert (dealer);
rc = zmq_connect (dealer, "tcp://127.0.0.1:5555");
assert (rc == 0);
// Test that creating and closing a message triggers ffn
zmq_msg_t msg;
char hint[5];
char data[255];
memset(data, 0, 255);
memcpy(data, (void *) "data", 4);
memcpy(hint, (void *) "hint", 4);
rc = zmq_msg_init_data(&msg, (void *)data, 255, ffn, (void*)hint);
assert (rc == 0);
rc = zmq_msg_close(&msg);
assert (rc == 0);
msleep (SETTLE_TIME);
assert (memcmp(hint, "freed", 5) == 0);
memcpy(hint, (void *) "hint", 4);
// Making and closing a copy triggers ffn
zmq_msg_t msg2;
zmq_msg_init(&msg2);
rc = zmq_msg_init_data(&msg, (void *)data, 255, ffn, (void *)hint);
assert (rc == 0);
rc = zmq_msg_copy(&msg2, &msg);
assert (rc == 0);
rc = zmq_msg_close(&msg2);
assert (rc == 0);
rc = zmq_msg_close(&msg);
assert (rc == 0);
msleep (SETTLE_TIME);
assert (memcmp(hint, "freed", 5) == 0);
memcpy(hint, (void *) "hint", 4);
// Test that sending a message triggers ffn
rc = zmq_msg_init_data(&msg, (void *)data, 255, ffn, (void *)hint);
assert (rc == 0);
zmq_msg_send(&msg, dealer, 0);
char buf[255];
rc = zmq_recv(router, buf, 255, 0);
assert (rc > -1);
rc = zmq_recv(router, buf, 255, 0);
assert (rc == 255);
assert (memcmp(data, buf, 4) == 0);
msleep (SETTLE_TIME);
assert (memcmp(hint, "freed", 5) == 0);
memcpy(hint, (void *) "hint", 4);
rc = zmq_msg_close(&msg);
assert (rc == 0);
// Sending a copy of a message triggers ffn
rc = zmq_msg_init(&msg2);
assert (rc == 0);
rc = zmq_msg_init_data(&msg, (void *)data, 255, ffn, (void *)hint);
assert (rc == 0);
rc = zmq_msg_copy(&msg2, &msg);
assert (rc == 0);
zmq_msg_send(&msg, dealer, 0);
rc = zmq_recv(router, buf, 255, 0);
assert (rc > -1);
rc = zmq_recv(router, buf, 255, 0);
assert (rc == 255);
assert (memcmp(data, buf, 4) == 0);
rc = zmq_msg_close(&msg2);
assert (rc == 0);
rc = zmq_msg_close(&msg);
assert (rc == 0);
msleep (SETTLE_TIME);
assert (memcmp(hint, "freed", 5) == 0);
memcpy(hint, (void *) "hint", 4);
// Deallocate the infrastructure.
rc = zmq_close (router);
assert (rc == 0);
rc = zmq_close (dealer);
assert (rc == 0);
rc = zmq_ctx_term (ctx);
assert (rc == 0);
return 0 ;
}