libzmq/tests/test_shutdown_stress.cpp

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/*
Copyright (c) 2010-2011 250bpm s.r.o.
Copyright (c) 2011 iMatix Corporation
Copyright (c) 2010-2011 Other contributors as noted in the AUTHORS file
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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
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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.
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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/>.
*/
#include "../include/zmq.h"
#include <assert.h>
#include <pthread.h>
#include <stddef.h>
#include <stdio.h>
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#define THREAD_COUNT 100
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extern "C"
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{
static void *worker (void *s)
{
int rc;
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rc = zmq_connect (s, "tcp://127.0.0.1:5560");
assert (rc == 0);
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// Start closing the socket while the connecting process is underway.
rc = zmq_close (s);
assert (rc == 0);
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return NULL;
}
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}
int main (void)
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{
void *ctx;
void *s1;
void *s2;
int i;
int j;
int rc;
pthread_t threads [THREAD_COUNT];
fprintf (stderr, "test_shutdown_stress running...\n");
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for (j = 0; j != 10; j++) {
// Check the shutdown with many parallel I/O threads.
ctx = zmq_init (7);
assert (ctx);
s1 = zmq_socket (ctx, ZMQ_PUB);
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assert (s1);
rc = zmq_bind (s1, "tcp://127.0.0.1:5560");
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assert (rc == 0);
for (i = 0; i != THREAD_COUNT; i++) {
s2 = zmq_socket (ctx, ZMQ_SUB);
assert (s2);
rc = pthread_create (&threads [i], NULL, worker, s2);
assert (rc == 0);
}
for (i = 0; i != THREAD_COUNT; i++) {
rc = pthread_join (threads [i], NULL);
assert (rc == 0);
}
rc = zmq_close (s1);
assert (rc == 0);
rc = zmq_term (ctx);
assert (rc == 0);
}
return 0;
}