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af4fa22fd8
Solution: define setUp/tearDown functions via SETUP_TEARDOWN_TESTCONTEXT macro where possible
200 lines
6.7 KiB
C++
200 lines
6.7 KiB
C++
/*
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Copyright (c) 2007-2017 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 <stdlib.h>
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#include <string.h>
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SETUP_TEARDOWN_TESTCONTEXT
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// SHALL receive incoming messages from its peers using a fair-queuing
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// strategy.
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void test_fair_queue_in (const char *bind_address)
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{
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char connect_address[MAX_SOCKET_STRING];
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void *receiver = test_context_socket (ZMQ_ROUTER);
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int timeout = 250;
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TEST_ASSERT_SUCCESS_ERRNO (
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zmq_setsockopt (receiver, ZMQ_RCVTIMEO, &timeout, sizeof (int)));
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TEST_ASSERT_SUCCESS_ERRNO (zmq_bind (receiver, bind_address));
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size_t len = MAX_SOCKET_STRING;
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TEST_ASSERT_SUCCESS_ERRNO (
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zmq_getsockopt (receiver, ZMQ_LAST_ENDPOINT, connect_address, &len));
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const unsigned char services = 5;
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void *senders[services];
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for (unsigned char peer = 0; peer < services; ++peer) {
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senders[peer] = test_context_socket (ZMQ_DEALER);
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TEST_ASSERT_SUCCESS_ERRNO (
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zmq_setsockopt (senders[peer], ZMQ_RCVTIMEO, &timeout, sizeof (int)));
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char *str = strdup ("A");
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str[0] += peer;
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TEST_ASSERT_SUCCESS_ERRNO (
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zmq_setsockopt (senders[peer], ZMQ_ROUTING_ID, str, 2));
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free (str);
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TEST_ASSERT_SUCCESS_ERRNO (
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zmq_connect (senders[peer], connect_address));
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}
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msleep (SETTLE_TIME);
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zmq_msg_t msg;
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TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_init (&msg));
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s_send_seq (senders[0], "M", SEQ_END);
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s_recv_seq (receiver, "A", "M", SEQ_END);
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s_send_seq (senders[0], "M", SEQ_END);
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s_recv_seq (receiver, "A", "M", SEQ_END);
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int sum = 0;
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// send N requests
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for (unsigned char peer = 0; peer < services; ++peer) {
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s_send_seq (senders[peer], "M", SEQ_END);
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sum += 'A' + peer;
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}
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TEST_ASSERT_EQUAL_INT (services * 'A' + services * (services - 1) / 2, sum);
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// handle N requests
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for (unsigned char peer = 0; peer < services; ++peer) {
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TEST_ASSERT_EQUAL_INT (
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2, TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_recv (&msg, receiver, 0)));
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const char *id = static_cast<const char *> (zmq_msg_data (&msg));
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sum -= id[0];
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s_recv_seq (receiver, "M", SEQ_END);
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}
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TEST_ASSERT_EQUAL_INT (0, sum);
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TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_close (&msg));
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test_context_socket_close_zero_linger (receiver);
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for (size_t peer = 0; peer < services; ++peer)
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test_context_socket_close_zero_linger (senders[peer]);
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// Wait for disconnects.
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msleep (SETTLE_TIME);
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}
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// SHALL create a double queue when a peer connects to it. If this peer
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// disconnects, the ROUTER socket SHALL destroy its double queue and SHALL
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// discard any messages it contains.
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void test_destroy_queue_on_disconnect (const char *bind_address)
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{
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void *a = test_context_socket (ZMQ_ROUTER);
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int enabled = 1;
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TEST_ASSERT_SUCCESS_ERRNO (
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zmq_setsockopt (a, ZMQ_ROUTER_MANDATORY, &enabled, sizeof (enabled)));
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TEST_ASSERT_SUCCESS_ERRNO (zmq_bind (a, bind_address));
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size_t len = MAX_SOCKET_STRING;
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char connect_address[MAX_SOCKET_STRING];
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TEST_ASSERT_SUCCESS_ERRNO (
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zmq_getsockopt (a, ZMQ_LAST_ENDPOINT, connect_address, &len));
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void *b = test_context_socket (ZMQ_DEALER);
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TEST_ASSERT_SUCCESS_ERRNO (zmq_setsockopt (b, ZMQ_ROUTING_ID, "B", 2));
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TEST_ASSERT_SUCCESS_ERRNO (zmq_connect (b, connect_address));
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// Wait for connection.
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msleep (SETTLE_TIME);
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// Send a message in both directions
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s_send_seq (a, "B", "ABC", SEQ_END);
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s_send_seq (b, "DEF", SEQ_END);
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TEST_ASSERT_SUCCESS_ERRNO (zmq_disconnect (b, connect_address));
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// Disconnect may take time and need command processing.
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zmq_pollitem_t poller[2] = {{a, 0, 0, 0}, {b, 0, 0, 0}};
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TEST_ASSERT_SUCCESS_ERRNO (zmq_poll (poller, 2, 100));
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TEST_ASSERT_SUCCESS_ERRNO (zmq_poll (poller, 2, 100));
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// No messages should be available, sending should fail.
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zmq_msg_t msg;
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zmq_msg_init (&msg);
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TEST_ASSERT_FAILURE_ERRNO (
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EHOSTUNREACH, zmq_send (a, "B", 2, ZMQ_SNDMORE | ZMQ_DONTWAIT));
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TEST_ASSERT_FAILURE_ERRNO (EAGAIN, zmq_msg_recv (&msg, a, ZMQ_DONTWAIT));
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// After a reconnect of B, the messages should still be gone
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TEST_ASSERT_SUCCESS_ERRNO (zmq_connect (b, connect_address));
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TEST_ASSERT_FAILURE_ERRNO (EAGAIN, zmq_msg_recv (&msg, a, ZMQ_DONTWAIT));
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TEST_ASSERT_FAILURE_ERRNO (EAGAIN, zmq_msg_recv (&msg, b, ZMQ_DONTWAIT));
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TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_close (&msg));
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test_context_socket_close_zero_linger (a);
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test_context_socket_close_zero_linger (b);
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// Wait for disconnects.
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msleep (SETTLE_TIME);
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}
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#define TEST_SUITE(name, bind_address) \
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void test_fair_queue_in_##name () { test_fair_queue_in (bind_address); } \
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void test_destroy_queue_on_disconnect_##name () \
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{ \
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test_destroy_queue_on_disconnect (bind_address); \
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}
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TEST_SUITE (inproc, "inproc://a")
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TEST_SUITE (tcp, "tcp://127.0.0.1:*")
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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_fair_queue_in_tcp);
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RUN_TEST (test_fair_queue_in_inproc);
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// TODO commented out until libzmq implements this properly
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// RUN_TEST (test_destroy_queue_on_disconnect_tcp);
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// RUN_TEST (test_destroy_queue_on_disconnect_inproc);
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return UNITY_END ();
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}
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