mirror of
https://github.com/zeromq/libzmq.git
synced 2024-12-13 18:55:10 +01:00
8620c3e032
Of course people still "can" distributed the sources under the LGPLv3. However we provide COPYING.LESSER with additional grants. Solution: specify these grants in the header of each source file.
101 lines
3.1 KiB
C++
101 lines
3.1 KiB
C++
/*
|
|
Copyright (c) 2007-2015 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"
|
|
#include <zmq.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <vector>
|
|
|
|
void test_system_max ()
|
|
{
|
|
// Keep allocating sockets until we run out of system resources
|
|
const int no_of_sockets = 2 * 65536;
|
|
void *ctx = zmq_ctx_new ();
|
|
zmq_ctx_set (ctx, ZMQ_MAX_SOCKETS, no_of_sockets);
|
|
std::vector <void*> sockets;
|
|
|
|
while (true) {
|
|
void *socket = zmq_socket (ctx, ZMQ_PAIR);
|
|
if (!socket)
|
|
break;
|
|
sockets.push_back (socket);
|
|
}
|
|
assert ((int) sockets.size () < no_of_sockets);
|
|
|
|
// System is out of resources, further calls to zmq_socket should return NULL
|
|
for (unsigned int i = 0; i < 10; ++i) {
|
|
void *socket = zmq_socket (ctx, ZMQ_PAIR);
|
|
assert (socket == NULL);
|
|
}
|
|
// Clean up.
|
|
for (unsigned int i = 0; i < sockets.size (); ++i)
|
|
zmq_close (sockets [i]);
|
|
|
|
zmq_ctx_destroy (ctx);
|
|
}
|
|
|
|
void test_zmq_default_max ()
|
|
{
|
|
// Keep allocating sockets until we hit the default limit
|
|
void *ctx = zmq_ctx_new ();
|
|
std::vector<void*> sockets;
|
|
|
|
while (true) {
|
|
void *socket = zmq_socket (ctx, ZMQ_PAIR);
|
|
if (!socket)
|
|
break;
|
|
sockets.push_back (socket);
|
|
}
|
|
// We may stop sooner if system has fewer available sockets
|
|
assert (sockets.size () <= ZMQ_MAX_SOCKETS_DFLT);
|
|
|
|
// Further calls to zmq_socket should return NULL
|
|
for (unsigned int i = 0; i < 10; ++i) {
|
|
void *socket = zmq_socket (ctx, ZMQ_PAIR);
|
|
assert (socket == NULL);
|
|
}
|
|
|
|
// Clean up
|
|
for (unsigned int i = 0; i < sockets.size (); ++i)
|
|
zmq_close (sockets [i]);
|
|
|
|
zmq_ctx_destroy (ctx);
|
|
}
|
|
|
|
int main (void)
|
|
{
|
|
setup_test_environment ();
|
|
|
|
test_system_max ();
|
|
test_zmq_default_max ();
|
|
|
|
return 0;
|
|
}
|