mirror of
https://github.com/VCMP-SqMod/SqMod.git
synced 2024-11-08 08:47:17 +01:00
104 lines
3.3 KiB
C++
104 lines
3.3 KiB
C++
/*
|
|
Copyright (c) 2007-2017 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 "testutil_unity.hpp"
|
|
|
|
#include <assert.h>
|
|
|
|
#include <stdlib.h>
|
|
#include <unistd.h>
|
|
#include <sys/wait.h>
|
|
|
|
SETUP_TEARDOWN_TESTCONTEXT
|
|
|
|
char connect_address[MAX_SOCKET_STRING];
|
|
|
|
#define NUM_MESSAGES 5
|
|
|
|
void test_fork ()
|
|
{
|
|
#if !defined(ZMQ_HAVE_WINDOWS)
|
|
// Create and bind pull socket to receive messages
|
|
void *pull = test_context_socket (ZMQ_PULL);
|
|
bind_loopback_ipv4 (pull, connect_address, sizeof connect_address);
|
|
|
|
int pid = fork ();
|
|
if (pid == 0) {
|
|
// use regular assertions in the child process
|
|
|
|
// Child process
|
|
// Immediately close parent sockets and context
|
|
zmq_close (pull);
|
|
zmq_ctx_term (get_test_context ());
|
|
|
|
// Create new context, socket, connect and send some messages
|
|
void *child_ctx = zmq_ctx_new ();
|
|
assert (child_ctx);
|
|
void *push = zmq_socket (child_ctx, ZMQ_PUSH);
|
|
assert (push);
|
|
int rc = zmq_connect (push, connect_address);
|
|
assert (rc == 0);
|
|
int count;
|
|
for (count = 0; count < NUM_MESSAGES; count++)
|
|
zmq_send (push, "Hello", 5, 0);
|
|
|
|
zmq_close (push);
|
|
zmq_ctx_destroy (child_ctx);
|
|
exit (0);
|
|
} else {
|
|
// Parent process
|
|
int count;
|
|
for (count = 0; count < NUM_MESSAGES; count++) {
|
|
recv_string_expect_success (pull, "Hello", 0);
|
|
}
|
|
int child_status;
|
|
while (true) {
|
|
int rc = waitpid (pid, &child_status, 0);
|
|
if (rc == -1 && errno == EINTR)
|
|
continue;
|
|
TEST_ASSERT_GREATER_THAN (0, rc);
|
|
// Verify the status code of the child was zero
|
|
TEST_ASSERT_EQUAL (0, WEXITSTATUS (child_status));
|
|
break;
|
|
}
|
|
test_context_socket_close (pull);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
int main (void)
|
|
{
|
|
setup_test_environment ();
|
|
|
|
UNITY_BEGIN ();
|
|
RUN_TEST (test_fork);
|
|
return UNITY_END ();
|
|
}
|