mirror of
https://github.com/zeromq/libzmq.git
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96 lines
3.2 KiB
C++
96 lines
3.2 KiB
C++
/*
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Copyright (c) 2007-2016 Contributors as noted in the AUTHORS file
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This file is part of libzmq, the ZeroMQ core engine in C++.
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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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(at your option) any later version.
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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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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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#include "testutil_unity.hpp"
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#include <unity.h>
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void setUp ()
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{
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setup_test_context ();
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}
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void tearDown ()
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{
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teardown_test_context ();
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}
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void test_timeo ()
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{
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void *frontend = test_context_socket (ZMQ_DEALER);
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TEST_ASSERT_SUCCESS_ERRNO (zmq_bind (frontend, "inproc://timeout_test"));
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// Receive on disconnected socket returns immediately
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char buffer[32];
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TEST_ASSERT_FAILURE_ERRNO (EAGAIN,
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zmq_recv (frontend, buffer, 32, ZMQ_DONTWAIT));
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// Check whether receive timeout is honored
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const int timeout = 250;
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const int jitter = 50;
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TEST_ASSERT_SUCCESS_ERRNO (
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zmq_setsockopt (frontend, ZMQ_RCVTIMEO, &timeout, sizeof (int)));
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void *stopwatch = zmq_stopwatch_start ();
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TEST_ASSERT_FAILURE_ERRNO (EAGAIN, zmq_recv (frontend, buffer, 32, 0));
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unsigned int elapsed = zmq_stopwatch_stop (stopwatch) / 1000;
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TEST_ASSERT_GREATER_THAN_INT (timeout - jitter, elapsed);
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if (elapsed >= timeout + jitter) {
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// we cannot assert this on a non-RT system
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fprintf (stderr,
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"zmq_recv took quite long, with a timeout of %i ms, it took "
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"actually %i ms\n",
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timeout, elapsed);
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}
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// Check that normal message flow works as expected
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void *backend = test_context_socket (ZMQ_DEALER);
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TEST_ASSERT_SUCCESS_ERRNO (zmq_connect (backend, "inproc://timeout_test"));
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TEST_ASSERT_SUCCESS_ERRNO (
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zmq_setsockopt (backend, ZMQ_SNDTIMEO, &timeout, sizeof (int)));
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send_string_expect_success (backend, "Hello", 0);
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recv_string_expect_success (frontend, "Hello", 0);
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// Clean-up
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test_context_socket_close (backend);
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test_context_socket_close (frontend);
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}
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int main ()
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{
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setup_test_environment ();
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UNITY_BEGIN ();
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RUN_TEST (test_timeo);
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return UNITY_END ();
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}
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