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da31917f4f
Relicense permission collected from all relevant authors as tallied at: https://github.com/rlenferink/libzmq-relicense/blob/master/checklist.md The relicense grants are collected under RELICENSE/ and will be moved to the above repository in a later commit. Fixes https://github.com/zeromq/libzmq/issues/2376
94 lines
2.9 KiB
C++
94 lines
2.9 KiB
C++
/* SPDX-License-Identifier: MPL-2.0 */
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#include "testutil.hpp"
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#include "testutil_unity.hpp"
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SETUP_TEARDOWN_TESTCONTEXT
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void test_req_correlate ()
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{
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void *req = test_context_socket (ZMQ_REQ);
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void *router = 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 (req, ZMQ_REQ_CORRELATE, &enabled, sizeof (int)));
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char my_endpoint[MAX_SOCKET_STRING];
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bind_loopback_ipv4 (router, my_endpoint, sizeof my_endpoint);
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TEST_ASSERT_SUCCESS_ERRNO (zmq_connect (req, my_endpoint));
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// Send a multi-part request.
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s_send_seq (req, "ABC", "DEF", SEQ_END);
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zmq_msg_t msg;
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zmq_msg_init (&msg);
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// Receive peer routing id
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TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_recv (&msg, router, 0));
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TEST_ASSERT_GREATER_THAN_INT (0, zmq_msg_size (&msg));
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zmq_msg_t peer_id_msg;
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zmq_msg_init (&peer_id_msg);
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zmq_msg_copy (&peer_id_msg, &msg);
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int more = 0;
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size_t more_size = sizeof (more);
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TEST_ASSERT_SUCCESS_ERRNO (
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zmq_getsockopt (router, ZMQ_RCVMORE, &more, &more_size));
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TEST_ASSERT_TRUE (more);
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// Receive request id 1
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TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_recv (&msg, router, 0));
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TEST_ASSERT_EQUAL_UINT (sizeof (uint32_t), zmq_msg_size (&msg));
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const uint32_t req_id = *static_cast<uint32_t *> (zmq_msg_data (&msg));
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zmq_msg_t req_id_msg;
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zmq_msg_init (&req_id_msg);
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zmq_msg_copy (&req_id_msg, &msg);
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more = 0;
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more_size = sizeof (more);
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TEST_ASSERT_SUCCESS_ERRNO (
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zmq_getsockopt (router, ZMQ_RCVMORE, &more, &more_size));
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TEST_ASSERT_TRUE (more);
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// Receive the rest.
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s_recv_seq (router, 0, "ABC", "DEF", SEQ_END);
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uint32_t bad_req_id = req_id + 1;
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// Send back a bad reply: wrong req id, 0, data
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zmq_msg_copy (&msg, &peer_id_msg);
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TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_send (&msg, router, ZMQ_SNDMORE));
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zmq_msg_init_data (&msg, &bad_req_id, sizeof (uint32_t), NULL, NULL);
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TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_send (&msg, router, ZMQ_SNDMORE));
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s_send_seq (router, 0, "DATA", SEQ_END);
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// Send back a good reply: good req id, 0, data
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zmq_msg_copy (&msg, &peer_id_msg);
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TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_send (&msg, router, ZMQ_SNDMORE));
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zmq_msg_copy (&msg, &req_id_msg);
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TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_send (&msg, router, ZMQ_SNDMORE));
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s_send_seq (router, 0, "GHI", SEQ_END);
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// Receive reply. If bad reply got through, we wouldn't see
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// this particular data.
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s_recv_seq (req, "GHI", SEQ_END);
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TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_close (&msg));
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TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_close (&peer_id_msg));
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TEST_ASSERT_SUCCESS_ERRNO (zmq_msg_close (&req_id_msg));
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test_context_socket_close_zero_linger (req);
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test_context_socket_close_zero_linger (router);
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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_req_correlate);
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return UNITY_END ();
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}
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