test_shutdown_stress.cpp

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/* SPDX-License-Identifier: MPL-2.0 */
 
#include "testutil.hpp"
#include "testutil_unity.hpp"
 
void setUp ()
{
}
 
void tearDown ()
{
}
 
#define THREAD_COUNT 100
 
struct thread_data
{
    char endpoint[MAX_SOCKET_STRING];
};
 
extern "C" {
static void worker (void *data_)
{
    const thread_data *const tdata = static_cast<const thread_data *> (data_);
 
    void *socket = zmq_socket (get_test_context (), ZMQ_SUB);
 
    TEST_ASSERT_SUCCESS_ERRNO (zmq_connect (socket, tdata->endpoint));
 
    //  Start closing the socket while the connecting process is underway.
    TEST_ASSERT_SUCCESS_ERRNO (zmq_close (socket));
}
}
 
void test_shutdown_stress ()
{
    void *threads[THREAD_COUNT];
 
    for (int j = 0; j != 10; j++) {
        //  Check the shutdown with many parallel I/O threads.
        struct thread_data tdata;
        setup_test_context ();
        zmq_ctx_set (get_test_context (), ZMQ_IO_THREADS, 7);
 
        void *socket = test_context_socket (ZMQ_PUB);
 
        bind_loopback_ipv4 (socket, tdata.endpoint, sizeof (tdata.endpoint));
 
        for (int i = 0; i != THREAD_COUNT; i++) {
            threads[i] = zmq_threadstart (&worker, &tdata);
        }
 
        for (int i = 0; i != THREAD_COUNT; i++) {
            zmq_threadclose (threads[i]);
        }
 
        test_context_socket_close (socket);
 
        teardown_test_context ();
    }
}
 
int main ()
{
    setup_test_environment (180);
 
    UNITY_BEGIN ();
    RUN_TEST (test_shutdown_stress);
    return UNITY_END ();
}