int test_basic()
{
void *ctx = zmq_ctx_new ();
assert (ctx);
// Create a publisher
void *pub = zmq_socket (ctx, ZMQ_XPUB);
assert (pub);
int rc = zmq_bind (pub, "inproc://soname");
assert (rc == 0);
// set pub socket options
int manual = 1;
rc = zmq_setsockopt(pub, ZMQ_XPUB_MANUAL, &manual, 4);
assert (rc == 0);
// Create a subscriber
void *sub = zmq_socket (ctx, ZMQ_XSUB);
assert (sub);
rc = zmq_connect (sub, "inproc://soname");
assert (rc == 0);
// Subscribe for A
char subscription[2] = { 1, 'A'};
rc = zmq_send_const(sub, subscription, 2, 0);
assert (rc == 2);
char buffer[2];
// Receive subscriptions from subscriber
rc = zmq_recv(pub, buffer, 2, 0);
assert(rc == 2);
assert(buffer[0] == 1);
assert(buffer[1] == 'A');
// Subscribe socket for B instead
rc = zmq_setsockopt(pub, ZMQ_SUBSCRIBE, "B", 1);
assert(rc == 0);
// Sending A message and B Message
rc = zmq_send_const(pub, "A", 1, 0);
assert(rc == 1);
rc = zmq_send_const(pub, "B", 1, 0);
assert(rc == 1);
rc = zmq_recv(sub, buffer, 1, ZMQ_DONTWAIT);
assert(rc == 1);
assert(buffer[0] == 'B');
// Clean up.
rc = zmq_close (pub);
assert (rc == 0);
rc = zmq_close (sub);
assert (rc == 0);
rc = zmq_ctx_term (ctx);
assert (rc == 0);
return 0 ;
}
int main (void)
{
setup_test_environment();
void *ctx = zmq_ctx_new ();
assert (ctx);
void *sb = zmq_socket (ctx, ZMQ_PAIR);
assert (sb);
int rc = zmq_bind (sb, "inproc://a");
assert (rc == 0);
void *sc = zmq_socket (ctx, ZMQ_PAIR);
assert (sc);
rc = zmq_connect (sc, "inproc://a");
assert (rc == 0);
bounce (sb, sc);
// Test zmq_send_const
rc = zmq_send_const (sb, "foo", 3, ZMQ_SNDMORE);
assert (rc == 3);
rc = zmq_send_const (sb, "foobar", 6, 0);
assert (rc == 6);
zmq_msg_t msg;
rc = zmq_msg_init (&msg);
assert (rc == 0);
rc = zmq_msg_recv (&msg, sc, 0);
assert (rc == 3);
assert (zmq_msg_size (&msg) == 3);
void* data = zmq_msg_data (&msg);
assert (memcmp ("foo", data, 3) == 0);
rc = zmq_msg_recv (&msg, sc, 0);
assert (rc == 6);
data = zmq_msg_data (&msg);
assert (memcmp ("foobar", data, 6) == 0);
// Cleanup
rc = zmq_close (sc);
assert (rc == 0);
rc = zmq_close (sb);
assert (rc == 0);
rc = zmq_ctx_term (ctx);
assert (rc == 0);
return 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://cbbps");
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://cbbps");
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 worker2(void* s)
{
const char worker_id = 2;
char c;
while (true)
{
int rc = zmq_recv(s, &c,1, 0);
assert(rc == 1);
assert(c == 1 || c == 0);
if (c == 0)
{
msleep(10);
rc = zmq_send_const(s,&worker_id, 1, 0);
assert(rc == 1);
}
else
{
// we got exit request
break;
}
}
}
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://multiple");
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://multiple");
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_unbind ()
{
void *ctx = zmq_ctx_new ();
assert (ctx);
// Bind and unbind socket 1
void *bindSocket1 = zmq_socket (ctx, ZMQ_PAIR);
assert (bindSocket1);
int rc = zmq_bind (bindSocket1, "inproc://unbind");
assert (rc == 0);
zmq_unbind (bindSocket1, "inproc://unbind");
assert (rc == 0);
// Bind socket 2
void *bindSocket2 = zmq_socket (ctx, ZMQ_PAIR);
assert (bindSocket2);
rc = zmq_bind (bindSocket2, "inproc://unbind");
assert (rc == 0);
// Now connect
void *connectSocket = zmq_socket (ctx, ZMQ_PAIR);
assert (connectSocket);
rc = zmq_connect (connectSocket, "inproc://unbind");
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, bindSocket2, 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 (bindSocket1);
assert (rc == 0);
rc = zmq_close (bindSocket2);
assert (rc == 0);
rc = zmq_ctx_term (ctx);
assert (rc == 0);
}
static void pusher (void *ctx)
{
// Connect first
void *connectSocket = zmq_socket (ctx, ZMQ_PAIR);
assert (connectSocket);
int rc = zmq_connect (connectSocket, "inproc://sink");
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_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://cbb");
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://cbb");
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);
}
int main (void)
{
setup_test_environment();
void *ctx = zmq_ctx_new ();
assert (ctx);
// Create a publisher
void *pub = zmq_socket (ctx, ZMQ_PUB);
assert (pub);
int rc = zmq_bind (pub, "inproc://soname");
assert (rc == 0);
// Create two subscribers
void *sub1 = zmq_socket (ctx, ZMQ_SUB);
assert (sub1);
rc = zmq_connect (sub1, "inproc://soname");
assert (rc == 0);
void *sub2 = zmq_socket (ctx, ZMQ_SUB);
assert (sub2);
rc = zmq_connect (sub2, "inproc://soname");
assert (rc == 0);
// Subscribe pub1 to one prefix
// and pub2 to another prefix.
const char PREFIX1[] = "prefix1";
const char PREFIX2[] = "p2";
rc = zmq_setsockopt (sub1, ZMQ_SUBSCRIBE, PREFIX1, sizeof(PREFIX1));
assert (rc == 0);
rc = zmq_setsockopt (sub2, ZMQ_SUBSCRIBE, PREFIX2, sizeof(PREFIX2));
assert (rc == 0);
// Send a message with the first prefix
rc = zmq_send_const(pub, PREFIX1, sizeof(PREFIX1), 0);
assert (rc == sizeof(PREFIX1));
// sub1 should receive it, but not sub2
rc = zmq_recv (sub1, NULL, 0, ZMQ_DONTWAIT);
assert (rc == sizeof(PREFIX1));
rc = zmq_recv (sub2, NULL, 0, ZMQ_DONTWAIT);
assert (rc == -1);
assert (errno == EAGAIN);
// Send a message with the second prefix
rc = zmq_send_const(pub, PREFIX2, sizeof(PREFIX2), 0);
assert (rc == sizeof(PREFIX2));
// sub2 should receive it, but not sub1
rc = zmq_recv (sub2, NULL, 0, ZMQ_DONTWAIT);
assert (rc == sizeof(PREFIX2));
rc = zmq_recv (sub1, NULL, 0, ZMQ_DONTWAIT);
assert (rc == -1);
assert (errno == EAGAIN);
// Now invert the matching
int invert = 1;
rc = zmq_setsockopt (pub, ZMQ_INVERT_MATCHING, &invert, sizeof(invert));
assert (rc == 0);
// ... on both sides, otherwise the SUB socket will filter the messages out
rc = zmq_setsockopt (sub1, ZMQ_INVERT_MATCHING, &invert, sizeof(invert));
rc = zmq_setsockopt (sub2, ZMQ_INVERT_MATCHING, &invert, sizeof(invert));
assert (rc == 0);
// Send a message with the first prefix
rc = zmq_send_const(pub, PREFIX1, sizeof(PREFIX1), 0);
assert (rc == sizeof(PREFIX1));
// sub2 should receive it, but not sub1
rc = zmq_recv (sub2, NULL, 0, ZMQ_DONTWAIT);
assert (rc == sizeof(PREFIX1));
rc = zmq_recv (sub1, NULL, 0, ZMQ_DONTWAIT);
assert (rc == -1);
assert (errno == EAGAIN);
// Send a message with the second prefix
rc = zmq_send_const(pub, PREFIX2, sizeof(PREFIX2), 0);
assert (rc == sizeof(PREFIX2));
// sub1 should receive it, but not sub2
rc = zmq_recv (sub1, NULL, 0, ZMQ_DONTWAIT);
assert (rc == sizeof(PREFIX2));
rc = zmq_recv (sub2, NULL, 0, ZMQ_DONTWAIT);
assert (rc == -1);
assert (errno == EAGAIN);
// Clean up.
rc = zmq_close (pub);
assert (rc == 0);
rc = zmq_close (sub1);
assert (rc == 0);
rc = zmq_close (sub2);
assert (rc == 0);
rc = zmq_ctx_term (ctx);
assert (rc == 0);
return 0 ;
}
int main (void)
{
setup_test_environment ();
void *ctx = zmq_ctx_new ();
assert (ctx);
// Create few sockets
void *vent = zmq_socket (ctx, ZMQ_PUSH);
assert (vent);
int rc = zmq_bind (vent, "tcp://127.0.0.1:55556");
assert (rc == 0);
void *sink = zmq_socket (ctx, ZMQ_PULL);
assert (sink);
rc = zmq_connect (sink, "tcp://127.0.0.1:55556");
assert (rc == 0);
void *bowl = zmq_socket (ctx, ZMQ_PULL);
assert (bowl);
void *server = zmq_socket (ctx, ZMQ_SERVER);
assert (server);
rc = zmq_bind (server, "tcp://127.0.0.1:55557");
assert (rc == 0);
void *client = zmq_socket (ctx, ZMQ_CLIENT);
assert (client);
// Set up poller
void* poller = zmq_poller_new ();
rc = zmq_poller_add_socket (poller, sink, sink);
assert (rc == 0);
// Send a message
char data[1] = {'H'};
rc = zmq_send_const (vent, data, 1, 0);
assert (rc == 1);
// We expect a message only on the sink
zmq_poller_event_t event;
rc = zmq_poller_wait (poller, &event, -1);
assert (rc == 0);
assert (event.socket == sink);
assert (event.user_data == sink);
rc = zmq_recv (sink, data, 1, 0);
assert (rc == 1);
// Stop polling sink
rc = zmq_poller_remove_socket (poller, sink);
assert (rc == 0);
// Check we can poll an FD
rc = zmq_connect (bowl, "tcp://127.0.0.1:55556");
assert (rc == 0);
#if defined _WIN32
SOCKET fd;
size_t fd_size = sizeof (SOCKET);
#else
int fd;
size_t fd_size = sizeof (int);
#endif
rc = zmq_getsockopt (bowl, ZMQ_FD, &fd, &fd_size);
assert (rc == 0);
rc = zmq_poller_add_fd (poller, fd, bowl);
assert (rc == 0);
rc = zmq_poller_wait (poller, &event, 500);
assert (rc == 0);
assert (event.socket == NULL);
assert (event.fd == fd);
assert (event.user_data == bowl);
zmq_poller_remove_fd (poller, fd);
// Polling on thread safe sockets
zmq_poller_add_socket (poller, server, NULL);
rc = zmq_connect (client, "tcp://127.0.0.1:55557");
assert (rc == 0);
rc = zmq_send_const (client, data, 1, 0);
assert (rc == 1);
rc = zmq_poller_wait (poller, &event, 500);
assert (rc == 0);
assert (event.socket == server);
assert (event.user_data == NULL);
rc = zmq_recv (server, data, 1, 0);
assert (rc == 1);
// Destory poller, sockets and ctx
rc = zmq_poller_close (poller);
assert (rc == 0);
rc = zmq_close (sink);
assert (rc == 0);
rc = zmq_close (vent);
assert (rc == 0);
rc = zmq_close (bowl);
assert (rc == 0);
rc = zmq_close (server);
assert (rc == 0);
rc = zmq_close (client);
assert (rc == 0);
rc = zmq_ctx_shutdown (ctx);
assert (rc == 0);
return 0;
}
int main (void)
{
size_t len = MAX_SOCKET_STRING;
char my_endpoint_0[MAX_SOCKET_STRING];
char my_endpoint_1[MAX_SOCKET_STRING];
setup_test_environment ();
void *ctx = zmq_ctx_new ();
assert (ctx);
// Create few sockets
void *vent = zmq_socket (ctx, ZMQ_PUSH);
assert (vent);
int rc = zmq_bind (vent, "tcp://127.0.0.1:*");
assert (rc == 0);
rc = zmq_getsockopt (vent, ZMQ_LAST_ENDPOINT, my_endpoint_0, &len);
assert (rc == 0);
void *sink = zmq_socket (ctx, ZMQ_PULL);
assert (sink);
rc = zmq_connect (sink, my_endpoint_0);
assert (rc == 0);
void *bowl = zmq_socket (ctx, ZMQ_PULL);
assert (bowl);
#if defined(ZMQ_SERVER) && defined(ZMQ_CLIENT)
void *server = zmq_socket (ctx, ZMQ_SERVER);
assert (server);
rc = zmq_bind (server, "tcp://127.0.0.1:*");
assert (rc == 0);
len = MAX_SOCKET_STRING;
rc = zmq_getsockopt (server, ZMQ_LAST_ENDPOINT, my_endpoint_1, &len);
assert (rc == 0);
void *client = zmq_socket (ctx, ZMQ_CLIENT);
assert (client);
#endif
// Set up poller
void *poller = zmq_poller_new ();
zmq_poller_event_t event;
// waiting on poller with no registered sockets should report error
rc = zmq_poller_wait (poller, &event, 0);
assert (rc == -1);
assert (errno == EAGAIN);
// register sink
rc = zmq_poller_add (poller, sink, sink, ZMQ_POLLIN);
assert (rc == 0);
// Send a message
char data[1] = {'H'};
rc = zmq_send_const (vent, data, 1, 0);
assert (rc == 1);
// We expect a message only on the sink
rc = zmq_poller_wait (poller, &event, -1);
assert (rc == 0);
assert (event.socket == sink);
assert (event.user_data == sink);
rc = zmq_recv (sink, data, 1, 0);
assert (rc == 1);
// We expect timed out
rc = zmq_poller_wait (poller, &event, 0);
assert (rc == -1);
assert (errno == EAGAIN);
// Stop polling sink
rc = zmq_poller_remove (poller, sink);
assert (rc == 0);
// Check we can poll an FD
rc = zmq_connect (bowl, my_endpoint_0);
assert (rc == 0);
fd_t fd;
size_t fd_size = sizeof (fd);
rc = zmq_getsockopt (bowl, ZMQ_FD, &fd, &fd_size);
assert (rc == 0);
rc = zmq_poller_add_fd (poller, fd, bowl, ZMQ_POLLIN);
assert (rc == 0);
rc = zmq_poller_wait (poller, &event, 500);
assert (rc == 0);
assert (event.socket == NULL);
assert (event.fd == fd);
assert (event.user_data == bowl);
zmq_poller_remove_fd (poller, fd);
#if defined(ZMQ_SERVER) && defined(ZMQ_CLIENT)
// Polling on thread safe sockets
rc = zmq_poller_add (poller, server, NULL, ZMQ_POLLIN);
assert (rc == 0);
rc = zmq_connect (client, my_endpoint_1);
assert (rc == 0);
rc = zmq_send_const (client, data, 1, 0);
assert (rc == 1);
rc = zmq_poller_wait (poller, &event, 500);
assert (rc == 0);
assert (event.socket == server);
assert (event.user_data == NULL);
rc = zmq_recv (server, data, 1, 0);
assert (rc == 1);
// Polling on pollout
rc = zmq_poller_modify (poller, server, ZMQ_POLLOUT | ZMQ_POLLIN);
assert (rc == 0);
rc = zmq_poller_wait (poller, &event, 0);
assert (rc == 0);
assert (event.socket == server);
assert (event.user_data == NULL);
assert (event.events == ZMQ_POLLOUT);
// Stop polling server
rc = zmq_poller_remove (poller, server);
assert (rc == 0);
#endif
// Destroy sockets, poller and ctx
rc = zmq_close (sink);
assert (rc == 0);
rc = zmq_close (vent);
assert (rc == 0);
rc = zmq_close (bowl);
assert (rc == 0);
#if defined(ZMQ_SERVER) && defined(ZMQ_CLIENT)
rc = zmq_close (server);
assert (rc == 0);
rc = zmq_close (client);
assert (rc == 0);
#endif
test_null_poller_pointers (ctx);
test_null_socket_pointers ();
test_null_event_pointers (ctx);
test_add_modify_remove_corner_cases (ctx);
test_wait_corner_cases ();
rc = zmq_poller_destroy (&poller);
assert (rc == 0);
rc = zmq_ctx_term (ctx);
assert (rc == 0);
return 0;
}
/* EXPECTED ARGUMENTS:
* <endpoint> <identity>
*/
int main(int argc, char *argv[]) {
if (argc < 3) {
fprintf(stderr, "Usage: testdriver <endpoint> <identity>\n");
return 1;
}
void *context = zmq_ctx_new();
void *socket = zmq_socket(context, ZMQ_DEALER);
char *address = argv[1];
char *identity = argv[2];
fprintf(stdout, "Connecting worker %s to socket at %s\n", identity, address);
zmq_setsockopt(socket, ZMQ_IDENTITY, identity, strlen(identity));
zmq_connect(socket, address);
zmq_send_const(socket, "RDY", 3, 0);
char *outbuffer = NULL;
msgpack_unpacked unpacked;
for (;;) {
zmq_msg_t msg;
zmq_msg_init(&msg);
zmq_msg_recv(&msg, socket, 0);
size_t size = zmq_msg_size(&msg);
char *inbuffer = (char *) malloc(size + 1);
if (NULL == inbuffer) {
fprintf(stderr, "Out of Memory!\n");
return 1;
}
memcpy(inbuffer, zmq_msg_data(&msg), size);
zmq_msg_close(&msg);
inbuffer[size] = 0;
msgpack_unpacked_init(&unpacked);
size_t off = 0;
bool res = msgpack_unpack_next(&unpacked, inbuffer, size, &off);
if (!res) {
fprintf(stderr,"res == %d\n", res);
fprintf(stderr,"off == %zu\n", off);
return 1;
}
msgpack_object obj = unpacked.data;
uint32_t id = (uint32_t) obj.via.u64;
msgpack_unpacked_destroy(&unpacked);
res = msgpack_unpack_next(&unpacked, inbuffer, size, &off);
if (!res) {
fprintf(stderr, "res == %d\n", res);
fprintf(stderr, "off == %zu\n", off);
return 1;
}
obj = unpacked.data;
const char* path = obj.via.str.ptr;
PIN_SCORE_START(outbuffer);
// TODO call sut here with path
msgpack_unpacked_destroy(&unpacked);
free(inbuffer);
outbuffer = PIN_SCORE_END(id, socket);
}
}
int test_unsubscribe_cleanup (void)
{
size_t len = MAX_SOCKET_STRING;
char my_endpoint[MAX_SOCKET_STRING];
void *ctx = zmq_ctx_new ();
assert (ctx);
// Create a publisher
void *pub = zmq_socket (ctx, ZMQ_XPUB);
assert (pub);
int manual = 1;
int rc = zmq_setsockopt (pub, ZMQ_XPUB_MANUAL, &manual, 4);
assert (rc == 0);
rc = zmq_bind (pub, "tcp://127.0.0.1:*");
assert (rc == 0);
rc = zmq_getsockopt (pub, ZMQ_LAST_ENDPOINT, my_endpoint, &len);
assert (rc == 0);
// Create a subscriber
void *sub = zmq_socket (ctx, ZMQ_XSUB);
assert (sub);
rc = zmq_connect (sub, my_endpoint);
assert (rc == 0);
// Subscribe for A
char subscription[2] = {1, 'A'};
rc = zmq_send_const (sub, subscription, 2, 0);
assert (rc == 2);
char buffer[2];
// Receive subscriptions from subscriber
rc = zmq_recv (pub, buffer, 2, 0);
assert (rc == 2);
assert (buffer[0] == 1);
assert (buffer[1] == 'A');
rc = zmq_setsockopt (pub, ZMQ_SUBSCRIBE, "XA", 2);
assert (rc == 0);
// send 2 messages
rc = zmq_send_const (pub, "XA", 2, 0);
assert (rc == 2);
rc = zmq_send_const (pub, "XB", 2, 0);
assert (rc == 2);
// receive the single message
rc = zmq_recv (sub, buffer, 2, 0);
assert (rc == 2);
assert (buffer[0] == 'X');
assert (buffer[1] == 'A');
// should be nothing left in the queue
rc = zmq_recv (sub, buffer, 2, ZMQ_DONTWAIT);
assert (rc == -1);
// close the socket
rc = zmq_close (sub);
assert (rc == 0);
// closing the socket will result in an unsubscribe event
rc = zmq_recv (pub, buffer, 2, 0);
assert (rc == 2);
assert (buffer[0] == 0);
assert (buffer[1] == 'A');
// this doesn't really do anything
// there is no last_pipe set it will just fail silently
rc = zmq_setsockopt (pub, ZMQ_UNSUBSCRIBE, "XA", 2);
assert (rc == 0);
// reconnect
sub = zmq_socket (ctx, ZMQ_XSUB);
rc = zmq_connect (sub, my_endpoint);
assert (rc == 0);
// send a subscription for B
subscription[0] = 1;
subscription[1] = 'B';
rc = zmq_send (sub, subscription, 2, 0);
assert (rc == 2);
// receive the subscription, overwrite it to XB
rc = zmq_recv (pub, buffer, 2, 0);
assert (rc == 2);
assert (buffer[0] == 1);
assert (buffer[1] == 'B');
rc = zmq_setsockopt (pub, ZMQ_SUBSCRIBE, "XB", 2);
assert (rc == 0);
// send 2 messages
rc = zmq_send_const (pub, "XA", 2, 0);
assert (rc == 2);
rc = zmq_send_const (pub, "XB", 2, 0);
assert (rc == 2);
// receive the single message
rc = zmq_recv (sub, buffer, 2, 0);
assert (rc == 2);
assert (buffer[0] == 'X');
assert (buffer[1] == 'B'); // this assertion will fail
// should be nothing left in the queue
rc = zmq_recv (sub, buffer, 2, ZMQ_DONTWAIT);
assert (rc == -1);
// Clean up.
rc = zmq_close (pub);
assert (rc == 0);
rc = zmq_close (sub);
assert (rc == 0);
rc = zmq_ctx_term (ctx);
assert (rc == 0);
return 0;
}
int main (void)
{
setup_test_environment();
void *ctx = zmq_ctx_new ();
assert (ctx);
void *client = zmq_socket (ctx, ZMQ_CLIENT);
void *client2 = zmq_socket (ctx, ZMQ_CLIENT);
int rc;
rc = zmq_bind (client, "tcp://127.0.0.1:5560");
assert (rc == 0);
rc = zmq_connect (client2, "tcp://127.0.0.1:5560");
assert (rc == 0);
void* t1 = zmq_threadstart(worker1, client2);
void* t2 = zmq_threadstart(worker2, client2);
char data[1];
data[0] = 0;
for (int i=0; i < 10; i++) {
rc = zmq_send_const(client, data, 1, 0);
assert (rc == 1);
rc = zmq_send_const(client, data, 1, 0);
assert(rc == 1);
char a, b;
rc = zmq_recv(client, &a, 1, 0);
assert(rc == 1);
rc = zmq_recv(client, &b, 1, 0);
assert(rc == 1);
// make sure they came from different threads
assert((a == 1 && b == 2) || (a == 2 && b == 1));
}
// make the thread exit
data[0] = 1;
rc = zmq_send_const(client, data, 1, 0);
assert (rc == 1);
rc = zmq_send_const(client, data, 1, 0);
assert(rc == 1);
zmq_threadclose(t1);
zmq_threadclose(t2);
rc = zmq_close (client2);
assert (rc == 0);
rc = zmq_close (client);
assert (rc == 0);
rc = zmq_ctx_term (ctx);
assert (rc == 0);
return 0 ;
}
int test_unsubscribe_manual()
{
void *ctx = zmq_ctx_new ();
assert (ctx);
// Create a publisher
void *pub = zmq_socket (ctx, ZMQ_XPUB);
assert (pub);
int rc = zmq_bind (pub, "inproc://soname");
assert (rc == 0);
// set pub socket options
int manual = 1;
rc = zmq_setsockopt(pub, ZMQ_XPUB_MANUAL, &manual, 4);
assert (rc == 0);
// Create a subscriber
void *sub = zmq_socket (ctx, ZMQ_XSUB);
assert (sub);
rc = zmq_connect (sub, "inproc://soname");
assert (rc == 0);
// Subscribe for A
char subscription1[2] = { 1, 'A'};
rc = zmq_send_const(sub, subscription1, 2, 0);
assert (rc == 2);
// Subscribe for B
char subscription2[2] = { 1, 'B'};
rc = zmq_send_const(sub, subscription2, 2, 0);
assert (rc == 2);
char buffer[3];
// Receive subscription "A" from subscriber
rc = zmq_recv(pub, buffer, 2, 0);
assert(rc == 2);
assert(buffer[0] == 1);
assert(buffer[1] == 'A');
// Subscribe socket for XA instead
rc = zmq_setsockopt(pub, ZMQ_SUBSCRIBE, "XA", 2);
assert(rc == 0);
// Receive subscription "B" from subscriber
rc = zmq_recv(pub, buffer, 2, 0);
assert(rc == 2);
assert(buffer[0] == 1);
assert(buffer[1] == 'B');
// Subscribe socket for XB instead
rc = zmq_setsockopt(pub, ZMQ_SUBSCRIBE, "XB", 2);
assert(rc == 0);
// Unsubscribe from A
char unsubscription1[2] = { 0, 'A'};
rc = zmq_send_const(sub, unsubscription1, 2, 0);
assert (rc == 2);
// Receive unsubscription "A" from subscriber
rc = zmq_recv(pub, buffer, 2, 0);
assert(rc == 2);
assert(buffer[0] == 0);
assert(buffer[1] == 'A');
// Unsubscribe socket from XA instead
rc = zmq_setsockopt(pub, ZMQ_UNSUBSCRIBE, "XA", 2);
assert(rc == 0);
// Sending messages XA, XB
rc = zmq_send_const(pub, "XA", 2, 0);
assert(rc == 2);
rc = zmq_send_const(pub, "XB", 2, 0);
assert(rc == 2);
// Subscriber should receive XB only
rc = zmq_recv(sub, buffer, 2, ZMQ_DONTWAIT);
assert(rc == 2);
assert(buffer[0] == 'X');
assert(buffer[1] == 'B');
// Close subscriber
rc = zmq_close (sub);
assert (rc == 0);
// Receive unsubscription "B"
rc = zmq_recv(pub, buffer, 2, 0);
assert(rc == 2);
assert(buffer[0] == 0);
assert(buffer[1] == 'B');
// Unsubscribe socket from XB instead
rc = zmq_setsockopt(pub, ZMQ_UNSUBSCRIBE, "XB", 2);
assert(rc == 0);
// Clean up.
rc = zmq_close (pub);
assert (rc == 0);
rc = zmq_ctx_term (ctx);
assert (rc == 0);
return 0 ;
}
/**
* Send an empty (zero-length) frame
* @param socket The socket to send data over
* @param flags The send flags, e.g. ZMQ_SNDMORE
* @return -1 on error (you can check errno to get more information), 0 on success
*/
static inline int sendEmptyFrame(void* socket, int flags = 0) {
return (zmq_send_const (socket, nullptr, 0, flags) == -1);
}
int main (void)
{
setup_test_environment ();
void *ctx = zmq_ctx_new ();
assert (ctx);
// Create few sockets
void *vent = zmq_socket (ctx, ZMQ_PUSH);
assert (vent);
int rc = zmq_bind (vent, "tcp://127.0.0.1:55556");
assert (rc == 0);
void *sink = zmq_socket (ctx, ZMQ_PULL);
assert (sink);
rc = zmq_connect (sink, "tcp://127.0.0.1:55556");
assert (rc == 0);
void *bowl = zmq_socket (ctx, ZMQ_PULL);
assert (bowl);
#if defined(ZMQ_SERVER) && defined(ZMQ_CLIENT)
void *server = zmq_socket (ctx, ZMQ_SERVER);
assert (server);
rc = zmq_bind (server, "tcp://127.0.0.1:55557");
assert (rc == 0);
void *client = zmq_socket (ctx, ZMQ_CLIENT);
assert (client);
#endif
// Set up poller
void* poller = zmq_poller_new ();
zmq_poller_event_t event;
// waiting on poller with no registered sockets should report error
rc = zmq_poller_wait(poller, &event, 0);
assert (rc == -1);
assert (errno == ETIMEDOUT);
// register sink
rc = zmq_poller_add (poller, sink, sink, ZMQ_POLLIN);
assert (rc == 0);
// Send a message
char data[1] = {'H'};
rc = zmq_send_const (vent, data, 1, 0);
assert (rc == 1);
// We expect a message only on the sink
rc = zmq_poller_wait (poller, &event, -1);
assert (rc == 0);
assert (event.socket == sink);
assert (event.user_data == sink);
rc = zmq_recv (sink, data, 1, 0);
assert (rc == 1);
// We expect timed out
rc = zmq_poller_wait (poller, &event, 0);
assert (rc == -1);
assert (errno == ETIMEDOUT);
// Stop polling sink
rc = zmq_poller_remove (poller, sink);
assert (rc == 0);
// Check we can poll an FD
rc = zmq_connect (bowl, "tcp://127.0.0.1:55556");
assert (rc == 0);
#if defined _WIN32
SOCKET fd;
size_t fd_size = sizeof (SOCKET);
#else
int fd;
size_t fd_size = sizeof (int);
#endif
rc = zmq_getsockopt (bowl, ZMQ_FD, &fd, &fd_size);
assert (rc == 0);
rc = zmq_poller_add_fd (poller, fd, bowl, ZMQ_POLLIN);
assert (rc == 0);
rc = zmq_poller_wait (poller, &event, 500);
assert (rc == 0);
assert (event.socket == NULL);
assert (event.fd == fd);
assert (event.user_data == bowl);
zmq_poller_remove_fd (poller, fd);
#if defined(ZMQ_SERVER) && defined(ZMQ_CLIENT)
// Polling on thread safe sockets
rc = zmq_poller_add (poller, server, NULL, ZMQ_POLLIN);
assert (rc == 0);
rc = zmq_connect (client, "tcp://127.0.0.1:55557");
assert (rc == 0);
rc = zmq_send_const (client, data, 1, 0);
assert (rc == 1);
rc = zmq_poller_wait (poller, &event, 500);
assert (rc == 0);
assert (event.socket == server);
assert (event.user_data == NULL);
rc = zmq_recv (server, data, 1, 0);
assert (rc == 1);
// Polling on pollout
rc = zmq_poller_modify (poller, server, ZMQ_POLLOUT | ZMQ_POLLIN);
assert (rc == 0);
rc = zmq_poller_wait (poller, &event, 0);
assert (rc == 0);
assert (event.socket == server);
assert (event.user_data == NULL);
assert (event.events == ZMQ_POLLOUT);
#endif
// Destory sockets, poller and ctx
rc = zmq_close (sink);
assert (rc == 0);
rc = zmq_close (vent);
assert (rc == 0);
rc = zmq_close (bowl);
assert (rc == 0);
#if defined(ZMQ_SERVER) && defined(ZMQ_CLIENT)
rc = zmq_close (server);
assert (rc == 0);
rc = zmq_close (client);
assert (rc == 0);
#endif
// Test error - null poller pointers
rc = zmq_poller_destroy (NULL);
assert (rc == -1 && errno == EFAULT);
void *null_poller = NULL;
rc = zmq_poller_destroy (&null_poller);
assert (rc == -1 && errno == EFAULT);
rc = zmq_poller_destroy (&poller);
assert(rc == 0);
rc = zmq_ctx_term (ctx);
assert (rc == 0);
return 0;
}
void test_router_2_router(bool named){
void *rbind, *rconn1;
int ret;
char buff[256];
char msg[] = "hi 1";
const char *bindip = "tcp://127.0.0.1:5556";
int zero = 0;
void *ctx = zmq_ctx_new ();
// Create bind socket.
rbind = zmq_socket (ctx, ZMQ_ROUTER);
assert (rbind);
ret = zmq_setsockopt (rbind, ZMQ_LINGER, &zero, sizeof (zero));
assert (0 == ret);
ret = zmq_bind (rbind, bindip);
assert (0 == ret);
// Create connection socket.
rconn1 = zmq_socket (ctx, ZMQ_ROUTER);
assert (rconn1);
ret = zmq_setsockopt (rconn1, ZMQ_LINGER, &zero, sizeof (zero));
assert (0 == ret);
// If we're in named mode, set some identities.
if (named) {
ret = zmq_setsockopt (rbind, ZMQ_IDENTITY, "X", 1);
ret = zmq_setsockopt (rconn1, ZMQ_IDENTITY, "Y", 1);
}
// Make call to connect using a connect_rid.
ret = zmq_setsockopt (rconn1, ZMQ_CONNECT_RID, "conn1", 6);
assert (0 == ret);
ret = zmq_connect (rconn1, bindip);
assert (0 == ret);
/* Uncomment to test assert on duplicate rid
// Test duplicate connect attempt.
ret = zmq_setsockopt (rconn1, ZMQ_CONNECT_RID, "conn1", 6);
assert (0 == ret);
ret = zmq_connect (rconn1, bindip);
assert (0 == ret);
*/
// Send some data.
ret = zmq_send (rconn1, "conn1", 6, ZMQ_SNDMORE);
assert (6 == ret);
ret = zmq_send (rconn1, msg, 5, 0);
assert (5 == ret);
// Receive the name.
ret = zmq_recv (rbind, buff, 256, 0);
if (named)
assert (ret && 'Y' == buff[0]);
else
assert (ret && 0 == buff[0]);
// Receive the data.
ret = zmq_recv (rbind, buff+128, 128, 0);
assert(5 == ret && 'h' == buff[128]);
// Send some data back.
if (named) {
ret = zmq_send (rbind, buff, 1, ZMQ_SNDMORE);
assert (1 == ret);
}
else {
ret = zmq_send (rbind, buff, 5, ZMQ_SNDMORE);
assert (5 == ret);
}
ret = zmq_send_const (rbind, "ok", 3, 0);
assert (3 == ret);
// If bound socket identity naming a problem, we'll likely see something funky here.
ret = zmq_recv (rconn1, buff, 256, 0);
assert ('c' == buff[0] && 6 == ret);
ret = zmq_recv (rconn1, buff+128, 128, 0);
assert (3 == ret && 'o' == buff[128]);
ret = zmq_unbind (rbind, bindip);
assert(0 == ret);
ret = zmq_close (rbind);
assert(0 == ret);
ret = zmq_close (rconn1);
assert(0 == ret);
zmq_ctx_destroy (ctx);
}