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/*
Copyright (c) 2007-2014 Contributors as noted in the AUTHORS file
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
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.
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"
static void pusher (void *ctx)
{
// Connect first
void *connectSocket = zmq_socket (ctx, ZMQ_PAIR);
assert (connectSocket);
int rc = zmq_connect (connectSocket, "inproc://a");
assert (rc == 0);
// Queue up some data
rc = zmq_send_const (connectSocket, "foobar", 6, 0);
assert (rc == 6);
// Cleanup
rc = zmq_close (connectSocket);
assert (rc == 0);
}
void test_bind_before_connect()
{
void *ctx = zmq_ctx_new ();
assert (ctx);
// Bind first
void *bindSocket = zmq_socket (ctx, ZMQ_PAIR);
assert (bindSocket);
int rc = zmq_bind (bindSocket, "inproc://a");
assert (rc == 0);
// Now connect
void *connectSocket = zmq_socket (ctx, ZMQ_PAIR);
assert (connectSocket);
rc = zmq_connect (connectSocket, "inproc://a");
assert (rc == 0);
// Queue up some data
rc = zmq_send_const (connectSocket, "foobar", 6, 0);
assert (rc == 6);
// Read pending message
zmq_msg_t msg;
rc = zmq_msg_init (&msg);
assert (rc == 0);
rc = zmq_msg_recv (&msg, bindSocket, 0);
assert (rc == 6);
void *data = zmq_msg_data (&msg);
assert (memcmp ("foobar", data, 6) == 0);
// Cleanup
rc = zmq_close (connectSocket);
assert (rc == 0);
rc = zmq_close (bindSocket);
assert (rc == 0);
rc = zmq_ctx_term (ctx);
assert (rc == 0);
}
void test_connect_before_bind()
{
void *ctx = zmq_ctx_new ();
assert (ctx);
// Connect first
void *connectSocket = zmq_socket (ctx, ZMQ_PAIR);
assert (connectSocket);
int rc = zmq_connect (connectSocket, "inproc://a");
assert (rc == 0);
// Queue up some data
rc = zmq_send_const (connectSocket, "foobar", 6, 0);
assert (rc == 6);
// Now bind
void *bindSocket = zmq_socket (ctx, ZMQ_PAIR);
assert (bindSocket);
rc = zmq_bind (bindSocket, "inproc://a");
assert (rc == 0);
// Read pending message
zmq_msg_t msg;
rc = zmq_msg_init (&msg);
assert (rc == 0);
rc = zmq_msg_recv (&msg, bindSocket, 0);
assert (rc == 6);
void *data = zmq_msg_data (&msg);
assert (memcmp ("foobar", data, 6) == 0);
// Cleanup
rc = zmq_close (connectSocket);
assert (rc == 0);
rc = zmq_close (bindSocket);
assert (rc == 0);
rc = zmq_ctx_term (ctx);
assert (rc == 0);
}
void test_connect_before_bind_pub_sub()
{
void *ctx = zmq_ctx_new ();
assert (ctx);
// Connect first
void *connectSocket = zmq_socket (ctx, ZMQ_PUB);
assert (connectSocket);
int rc = zmq_connect (connectSocket, "inproc://a");
assert (rc == 0);
// Queue up some data, this will be dropped
rc = zmq_send_const (connectSocket, "before", 6, 0);
assert (rc == 6);
// Now bind
void *bindSocket = zmq_socket (ctx, ZMQ_SUB);
assert (bindSocket);
rc = zmq_setsockopt (bindSocket, ZMQ_SUBSCRIBE, "", 0);
assert (rc == 0);
rc = zmq_bind (bindSocket, "inproc://a");
assert (rc == 0);
// Wait for pub-sub connection to happen
msleep (SETTLE_TIME);
// Queue up some data, this not will be dropped
rc = zmq_send_const (connectSocket, "after", 6, 0);
assert (rc == 6);
// Read pending message
zmq_msg_t msg;
rc = zmq_msg_init (&msg);
assert (rc == 0);
rc = zmq_msg_recv (&msg, bindSocket, 0);
assert (rc == 6);
void *data = zmq_msg_data (&msg);
assert (memcmp ("after", data, 5) == 0);
// Cleanup
rc = zmq_close (connectSocket);
assert (rc == 0);
rc = zmq_close (bindSocket);
assert (rc == 0);
rc = zmq_ctx_term (ctx);
assert (rc == 0);
}
void test_multiple_connects()
{
const unsigned int no_of_connects = 10;
void *ctx = zmq_ctx_new ();
assert (ctx);
int rc;
void *connectSocket[no_of_connects];
// Connect first
for (unsigned int i = 0; i < no_of_connects; ++i)
{
connectSocket [i] = zmq_socket (ctx, ZMQ_PUSH);
assert (connectSocket [i]);
rc = zmq_connect (connectSocket [i], "inproc://a");
assert (rc == 0);
// Queue up some data
rc = zmq_send_const (connectSocket [i], "foobar", 6, 0);
assert (rc == 6);
}
// Now bind
void *bindSocket = zmq_socket (ctx, ZMQ_PULL);
assert (bindSocket);
rc = zmq_bind (bindSocket, "inproc://a");
assert (rc == 0);
for (unsigned int i = 0; i < no_of_connects; ++i)
{
// Read pending message
zmq_msg_t msg;
rc = zmq_msg_init (&msg);
assert (rc == 0);
rc = zmq_msg_recv (&msg, bindSocket, 0);
assert (rc == 6);
void *data = zmq_msg_data (&msg);
assert (memcmp ("foobar", data, 6) == 0);
}
// Cleanup
for (unsigned int i = 0; i < no_of_connects; ++i)
{
rc = zmq_close (connectSocket [i]);
assert (rc == 0);
}
rc = zmq_close (bindSocket);
assert (rc == 0);
rc = zmq_ctx_term (ctx);
assert (rc == 0);
}
void test_multiple_threads()
{
const unsigned int no_of_threads = 30;
void *ctx = zmq_ctx_new ();
assert (ctx);
int rc;
void *threads [no_of_threads];
// Connect first
for (unsigned int i = 0; i < no_of_threads; ++i)
{
threads [i] = zmq_threadstart (&pusher, ctx);
}
// Now bind
void *bindSocket = zmq_socket (ctx, ZMQ_PULL);
assert (bindSocket);
rc = zmq_bind (bindSocket, "inproc://a");
assert (rc == 0);
for (unsigned int i = 0; i < no_of_threads; ++i)
{
// Read pending message
zmq_msg_t msg;
rc = zmq_msg_init (&msg);
assert (rc == 0);
rc = zmq_msg_recv (&msg, bindSocket, 0);
assert (rc == 6);
void *data = zmq_msg_data (&msg);
assert (memcmp ("foobar", data, 6) == 0);
}
// Cleanup
for (unsigned int i = 0; i < no_of_threads; ++i)
{
zmq_threadclose (threads [i]);
}
rc = zmq_close (bindSocket);
assert (rc == 0);
rc = zmq_ctx_term (ctx);
assert (rc == 0);
}
void test_identity()
{
// Create the infrastructure
void *ctx = zmq_ctx_new ();
assert (ctx);
void *sc = zmq_socket (ctx, ZMQ_DEALER);
assert (sc);
int rc = zmq_connect (sc, "inproc://a");
assert (rc == 0);
void *sb = zmq_socket (ctx, ZMQ_ROUTER);
assert (sb);
rc = zmq_bind (sb, "inproc://a");
assert (rc == 0);
// Send 2-part message.
rc = zmq_send (sc, "A", 1, ZMQ_SNDMORE);
assert (rc == 1);
rc = zmq_send (sc, "B", 1, 0);
assert (rc == 1);
// Identity comes first.
zmq_msg_t msg;
rc = zmq_msg_init (&msg);
assert (rc == 0);
rc = zmq_msg_recv (&msg, sb, 0);
assert (rc >= 0);
int more = zmq_msg_more (&msg);
assert (more == 1);
// Then the first part of the message body.
rc = zmq_msg_recv (&msg, sb, 0);
assert (rc == 1);
more = zmq_msg_more (&msg);
assert (more == 1);
// And finally, the second part of the message body.
rc = zmq_msg_recv (&msg, sb, 0);
assert (rc == 1);
more = zmq_msg_more (&msg);
assert (more == 0);
// Deallocate the infrastructure.
rc = zmq_close (sc);
assert (rc == 0);
rc = zmq_close (sb);
assert (rc == 0);
rc = zmq_ctx_term (ctx);
assert (rc == 0);
}
void test_connect_only ()
{
void *ctx = zmq_ctx_new ();
assert (ctx);
void *connectSocket = zmq_socket (ctx, ZMQ_PUSH);
assert (connectSocket);
int rc = zmq_connect (connectSocket, "inproc://a");
assert (rc == 0);
rc = zmq_close (connectSocket);
assert (rc == 0);
rc = zmq_ctx_term (ctx);
assert (rc == 0);
}
int main (void)
{
setup_test_environment();
test_bind_before_connect ();
test_connect_before_bind ();
test_connect_before_bind_pub_sub ();
test_multiple_connects ();
test_multiple_threads ();
test_identity ();
test_connect_only ();
return 0;
}
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