@Test
public void testTimeo() throws Exception {
Ctx ctx = ZMQ.zmqInit(1);
assertThat(ctx, notNullValue());
SocketBase sb = ZMQ.zmq_socket(ctx, ZMQ.ZMQ_PULL);
assertThat(sb, notNullValue());
boolean rc = ZMQ.zmq_bind(sb, "inproc://timeout_test");
assertThat(rc, is(true));
// Check whether non-blocking recv returns immediately.
Msg msg = ZMQ.zmq_recv(sb, ZMQ.ZMQ_DONTWAIT);
assertThat(msg, nullValue());
// Check whether recv timeout is honoured.
int timeout = 500;
ZMQ.zmq_setsockopt(sb, ZMQ.ZMQ_RCVTIMEO, timeout);
long watch = ZMQ.zmq_stopwatch_start();
msg = ZMQ.zmq_recv(sb, 0);
assertThat(msg, nullValue());
long elapsed = ZMQ.zmq_stopwatch_stop(watch);
assertThat(elapsed > 440000 && elapsed < 550000, is(true));
// Check whether connection during the wait doesn't distort the timeout.
timeout = 2000;
ZMQ.zmq_setsockopt(sb, ZMQ.ZMQ_RCVTIMEO, timeout);
Thread thread = new Thread(new Worker(ctx));
thread.start();
watch = ZMQ.zmq_stopwatch_start();
msg = ZMQ.zmq_recv(sb, 0);
assertThat(msg, nullValue());
elapsed = ZMQ.zmq_stopwatch_stop(watch);
assertThat(elapsed > 1900000 && elapsed < 2100000, is(true));
thread.join();
// Check that timeouts don't break normal message transfer.
SocketBase sc = ZMQ.zmq_socket(ctx, ZMQ.ZMQ_PUSH);
assertThat(sc, notNullValue());
ZMQ.zmq_setsockopt(sb, ZMQ.ZMQ_RCVTIMEO, timeout);
ZMQ.zmq_setsockopt(sb, ZMQ.ZMQ_SNDTIMEO, timeout);
rc = ZMQ.zmq_connect(sc, "inproc://timeout_test");
assertThat(rc, is(true));
Msg smsg = new Msg("12345678ABCDEFGH12345678abcdefgh".getBytes(ZMQ.CHARSET));
int r = ZMQ.zmq_send(sc, smsg, 0);
assertThat(r, is(32));
msg = ZMQ.zmq_recv(sb, 0);
assertThat(msg.size(), is(32));
ZMQ.zmq_close(sc);
ZMQ.zmq_close(sb);
ZMQ.zmq_term(ctx);
}
public static void bounce(SocketBase sb, SocketBase sc) {
byte[] content = "12345678ABCDEFGH12345678abcdefgh".getBytes();
// Send the message.
int rc = ZMQ.zmq_send(sc, content, 32, ZMQ.ZMQ_SNDMORE);
assert (rc == 32);
rc = ZMQ.zmq_send(sc, content, 32, 0);
assertThat(rc, is(32));
// Bounce the message back.
Msg msg;
msg = ZMQ.zmq_recv(sb, 0);
assert (msg.size() == 32);
long rcvmore = ZMQ.zmq_getsockopt(sb, ZMQ.ZMQ_RCVMORE);
assert (rcvmore == 1);
msg = ZMQ.zmq_recv(sb, 0);
assert (rc == 32);
rcvmore = ZMQ.zmq_getsockopt(sb, ZMQ.ZMQ_RCVMORE);
assert (rcvmore == 0);
rc = ZMQ.zmq_send(sb, new Msg(msg), ZMQ.ZMQ_SNDMORE);
assert (rc == 32);
rc = ZMQ.zmq_send(sb, new Msg(msg), 0);
assert (rc == 32);
// Receive the bounced message.
msg = ZMQ.zmq_recv(sc, 0);
assert (rc == 32);
rcvmore = ZMQ.zmq_getsockopt(sc, ZMQ.ZMQ_RCVMORE);
assertThat(rcvmore, is(1L));
msg = ZMQ.zmq_recv(sc, 0);
assert (rc == 32);
rcvmore = ZMQ.zmq_getsockopt(sc, ZMQ.ZMQ_RCVMORE);
assertThat(rcvmore, is(0L));
// Check whether the message is still the same.
// assert (memcmp (buf2, content, 32) == 0);
}