2014-08-07 12:50:00 +02:00
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/*
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2017-05-01 13:11:11 +02:00
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Copyright (c) 2007-2017 Contributors as noted in the AUTHORS file
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2014-08-07 12:50:00 +02:00
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2015-06-02 22:33:55 +02:00
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This file is part of libzmq, the ZeroMQ core engine in C++.
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2014-08-07 12:50:00 +02:00
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2015-06-02 22:33:55 +02:00
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libzmq is free software; you can redistribute it and/or modify it under
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the terms of the GNU Lesser General Public License (LGPL) as published
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by the Free Software Foundation; either version 3 of the License, or
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2014-08-07 12:50:00 +02:00
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(at your option) any later version.
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2015-06-02 22:33:55 +02:00
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As a special exception, the Contributors give you permission to link
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this library with independent modules to produce an executable,
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regardless of the license terms of these independent modules, and to
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copy and distribute the resulting executable under terms of your choice,
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provided that you also meet, for each linked independent module, the
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terms and conditions of the license of that module. An independent
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module is a module which is not derived from or based on this library.
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If you modify this library, you must extend this exception to your
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version of the library.
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libzmq is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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License for more details.
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2014-08-07 12:50:00 +02:00
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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/>.
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*/
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#include "testutil.hpp"
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2018-08-23 11:58:20 +02:00
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#include "testutil_unity.hpp"
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2019-03-24 17:51:28 +01:00
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SETUP_TEARDOWN_TESTCONTEXT
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2014-08-07 12:50:00 +02:00
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2014-09-03 08:39:33 +02:00
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// DEBUG shouldn't be defined in sources as it will cause a redefined symbol
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// error when it is defined in the build configuration. It appears that the
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// intent here is to semi-permanently disable DEBUG tracing statements, so the
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// implementation is changed to accomodate that intent.
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//#define DEBUG 0
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#define TRACE_ENABLED 0
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2014-08-07 12:50:00 +02:00
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2018-08-23 11:58:20 +02:00
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void test_router_mandatory_hwm ()
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2014-08-07 12:50:00 +02:00
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{
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2014-09-03 08:39:33 +02:00
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if (TRACE_ENABLED)
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fprintf (stderr, "Staring router mandatory HWM test ...\n");
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2017-05-01 13:11:11 +02:00
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char my_endpoint[MAX_SOCKET_STRING];
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2018-08-23 11:58:20 +02:00
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void *router = test_context_socket (ZMQ_ROUTER);
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2014-08-07 12:50:00 +02:00
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// Configure router socket to mandatory routing and set HWM and linger
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int mandatory = 1;
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2018-08-23 11:58:20 +02:00
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TEST_ASSERT_SUCCESS_ERRNO (zmq_setsockopt (router, ZMQ_ROUTER_MANDATORY,
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&mandatory, sizeof (mandatory)));
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2014-08-07 12:50:00 +02:00
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int sndhwm = 1;
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2018-08-23 11:58:20 +02:00
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TEST_ASSERT_SUCCESS_ERRNO (
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zmq_setsockopt (router, ZMQ_SNDHWM, &sndhwm, sizeof (sndhwm)));
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2014-08-07 12:50:00 +02:00
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int linger = 1;
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2018-08-23 11:58:20 +02:00
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TEST_ASSERT_SUCCESS_ERRNO (
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zmq_setsockopt (router, ZMQ_LINGER, &linger, sizeof (linger)));
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2014-08-07 12:50:00 +02:00
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2018-08-23 11:58:20 +02:00
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bind_loopback_ipv4 (router, my_endpoint, sizeof my_endpoint);
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2014-08-07 12:50:00 +02:00
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// Create dealer called "X" and connect it to our router, configure HWM
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2018-08-23 11:58:20 +02:00
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void *dealer = test_context_socket (ZMQ_DEALER);
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TEST_ASSERT_SUCCESS_ERRNO (zmq_setsockopt (dealer, ZMQ_ROUTING_ID, "X", 1));
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2014-08-07 12:50:00 +02:00
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int rcvhwm = 1;
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2018-08-23 11:58:20 +02:00
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TEST_ASSERT_SUCCESS_ERRNO (
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zmq_setsockopt (dealer, ZMQ_RCVHWM, &rcvhwm, sizeof (rcvhwm)));
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2014-08-07 12:50:00 +02:00
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2018-08-23 11:58:20 +02:00
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TEST_ASSERT_SUCCESS_ERRNO (zmq_connect (dealer, my_endpoint));
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2014-08-07 12:50:00 +02:00
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// Get message from dealer to know when connection is ready
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2018-08-23 11:58:20 +02:00
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send_string_expect_success (dealer, "Hello", 0);
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recv_string_expect_success (router, "X", 0);
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2014-08-07 12:50:00 +02:00
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int i;
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2018-05-27 13:01:36 +02:00
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const int buf_size = 65536;
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2018-08-23 11:58:20 +02:00
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const uint8_t buf[buf_size] = {0};
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2014-08-07 12:50:00 +02:00
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// Send first batch of messages
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for (i = 0; i < 100000; ++i) {
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2017-02-24 18:54:14 +01:00
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if (TRACE_ENABLED)
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fprintf (stderr, "Sending message %d ...\n", i);
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2018-08-23 11:58:20 +02:00
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const int rc = zmq_send (router, "X", 1, ZMQ_DONTWAIT | ZMQ_SNDMORE);
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2017-02-24 18:54:14 +01:00
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if (rc == -1 && zmq_errno () == EAGAIN)
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break;
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2018-08-23 11:58:20 +02:00
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TEST_ASSERT_EQUAL_INT (1, rc);
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send_array_expect_success (router, buf, ZMQ_DONTWAIT);
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2014-08-07 12:50:00 +02:00
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}
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// This should fail after one message but kernel buffering could
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// skew results
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2018-08-23 11:58:20 +02:00
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TEST_ASSERT_LESS_THAN_INT (10, i);
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2016-02-12 15:46:55 +01:00
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msleep (1000);
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2014-08-07 12:50:00 +02:00
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// Send second batch of messages
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for (; i < 100000; ++i) {
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2017-02-24 18:54:14 +01:00
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if (TRACE_ENABLED)
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fprintf (stderr, "Sending message %d (part 2) ...\n", i);
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2018-08-23 11:58:20 +02:00
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const int rc = zmq_send (router, "X", 1, ZMQ_DONTWAIT | ZMQ_SNDMORE);
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2017-02-24 18:54:14 +01:00
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if (rc == -1 && zmq_errno () == EAGAIN)
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break;
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2018-08-23 11:58:20 +02:00
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TEST_ASSERT_EQUAL_INT (1, rc);
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send_array_expect_success (router, buf, ZMQ_DONTWAIT);
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2014-08-07 12:50:00 +02:00
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}
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// This should fail after two messages but kernel buffering could
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// skew results
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2018-08-23 11:58:20 +02:00
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TEST_ASSERT_LESS_THAN_INT (20, i);
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2014-08-07 12:50:00 +02:00
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2017-02-24 18:54:14 +01:00
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if (TRACE_ENABLED)
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fprintf (stderr, "Done sending messages.\n");
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2014-08-07 12:50:00 +02:00
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2018-08-23 11:58:20 +02:00
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test_context_socket_close (router);
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test_context_socket_close (dealer);
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}
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2014-08-07 12:50:00 +02:00
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2018-08-23 11:58:20 +02:00
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int main ()
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{
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setup_test_environment ();
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2014-08-07 12:50:00 +02:00
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2018-08-23 11:58:20 +02:00
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UNITY_BEGIN ();
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RUN_TEST (test_router_mandatory_hwm);
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return UNITY_END ();
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2014-08-07 12:50:00 +02:00
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}
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