testpoll.c

Apache 2.0.63 is the current stable version of the 2.0 series, and is recommended over any previous

    recv_msg(s, LARGE_NUM_SOCKETS - 1, p, tc);

    rv = apr_poll(pollarray_large, LARGE_NUM_SOCKETS, &lrv, 
                  2 * APR_USEC_PER_SEC);
    CuAssertIntEquals(tc, 1, APR_STATUS_IS_TIMEUP(rv));

    for (i = 0; i < LARGE_NUM_SOCKETS; i++) {
        check_sockets(pollarray_large, s, i, 0, tc);
    }
}

static void setup_pollset(CuTest *tc)
{
    apr_status_t rv;
    rv = apr_pollset_create(&pollset, LARGE_NUM_SOCKETS, p, 0);
    CuAssertIntEquals(tc, APR_SUCCESS, rv);
}

static void add_sockets_pollset(CuTest *tc)
{
    apr_status_t rv;
    int i;

    for (i = 0; i < LARGE_NUM_SOCKETS;i++){
        apr_pollfd_t socket_pollfd;

        CuAssertPtrNotNull(tc, s[i]);

        socket_pollfd.desc_type = APR_POLL_SOCKET;
        socket_pollfd.reqevents = APR_POLLIN;
        socket_pollfd.desc.s = s[i];
        socket_pollfd.client_data = s[i];
        rv = apr_pollset_add(pollset, &socket_pollfd);
        CuAssertIntEquals(tc, APR_SUCCESS, rv);
    }
}

static void nomessage_pollset(CuTest *tc)
{
    apr_status_t rv;
    int lrv;
    const apr_pollfd_t *descs = NULL;

    rv = apr_pollset_poll(pollset, 0, &lrv, &descs);
    CuAssertIntEquals(tc, 1, APR_STATUS_IS_TIMEUP(rv));
    CuAssertIntEquals(tc, 0, lrv);
    CuAssertPtrEquals(tc, NULL, descs);
}

static void send0_pollset(CuTest *tc)
{
    apr_status_t rv;
    const apr_pollfd_t *descs = NULL;
    int num;
    
    send_msg(s, sa, 0, tc);
    rv = apr_pollset_poll(pollset, 0, &num, &descs);
    CuAssertIntEquals(tc, APR_SUCCESS, rv);
    CuAssertIntEquals(tc, 1, num);
    CuAssertPtrNotNull(tc, descs);

    CuAssertPtrEquals(tc, s[0], descs[0].desc.s);
    CuAssertPtrEquals(tc, s[0],  descs[0].client_data);
}

static void recv0_pollset(CuTest *tc)
{
    apr_status_t rv;
    int lrv;
    const apr_pollfd_t *descs = NULL;

    recv_msg(s, 0, p, tc);
    rv = apr_pollset_poll(pollset, 0, &lrv, &descs);
    CuAssertIntEquals(tc, 1, APR_STATUS_IS_TIMEUP(rv));
    CuAssertIntEquals(tc, 0, lrv);
    CuAssertPtrEquals(tc, NULL, descs);
}

static void send_middle_pollset(CuTest *tc)
{
    apr_status_t rv;
    const apr_pollfd_t *descs = NULL;
    int num;
    
    send_msg(s, sa, 2, tc);
    send_msg(s, sa, 5, tc);
    rv = apr_pollset_poll(pollset, 0, &num, &descs);
    CuAssertIntEquals(tc, APR_SUCCESS, rv);
    CuAssertIntEquals(tc, 2, num);
    CuAssertPtrNotNull(tc, descs);

    CuAssert(tc, "Incorrect socket in result set",
            ((descs[0].desc.s == s[2]) && (descs[1].desc.s == s[5])) ||
            ((descs[0].desc.s == s[5]) && (descs[1].desc.s == s[2])));
}

static void clear_middle_pollset(CuTest *tc)
{
    apr_status_t rv;
    int lrv;
    const apr_pollfd_t *descs = NULL;

    recv_msg(s, 2, p, tc);
    recv_msg(s, 5, p, tc);

    rv = apr_pollset_poll(pollset, 0, &lrv, &descs);
    CuAssertIntEquals(tc, 1, APR_STATUS_IS_TIMEUP(rv));
    CuAssertIntEquals(tc, 0, lrv);
    CuAssertPtrEquals(tc, NULL, descs);
}

static void send_last_pollset(CuTest *tc)
{
    apr_status_t rv;
    const apr_pollfd_t *descs = NULL;
    int num;
    
    send_msg(s, sa, LARGE_NUM_SOCKETS - 1, tc);
    rv = apr_pollset_poll(pollset, 0, &num, &descs);
    CuAssertIntEquals(tc, APR_SUCCESS, rv);
    CuAssertIntEquals(tc, 1, num);
    CuAssertPtrNotNull(tc, descs);

    CuAssertPtrEquals(tc, s[LARGE_NUM_SOCKETS - 1], descs[0].desc.s);
    CuAssertPtrEquals(tc, s[LARGE_NUM_SOCKETS - 1],  descs[0].client_data);
}

static void clear_last_pollset(CuTest *tc)
{
    apr_status_t rv;
    int lrv;
    const apr_pollfd_t *descs = NULL;

    recv_msg(s, LARGE_NUM_SOCKETS - 1, p, tc);

    rv = apr_pollset_poll(pollset, 0, &lrv, &descs);
    CuAssertIntEquals(tc, 1, APR_STATUS_IS_TIMEUP(rv));
    CuAssertIntEquals(tc, 0, lrv);
    CuAssertPtrEquals(tc, NULL, descs);
}

static void close_all_sockets(CuTest *tc)
{
    apr_status_t rv;
    int i;

    for (i = 0; i < LARGE_NUM_SOCKETS; i++){
        rv = apr_socket_close(s[i]);
        CuAssertIntEquals(tc, APR_SUCCESS, rv);
    }
}

static void pollset_remove(CuTest *tc)
{
    apr_status_t rv;
    apr_pollset_t *pollset;
    const apr_pollfd_t *hot_files;
    apr_pollfd_t pfd;
    apr_int32_t num;

    rv = apr_pollset_create(&pollset, 5, p, 0);
    CuAssertIntEquals(tc, APR_SUCCESS, rv);

    pfd.p = p;
    pfd.desc_type = APR_POLL_SOCKET;
    pfd.reqevents = APR_POLLOUT;

    pfd.desc.s = s[0];
    pfd.client_data = (void *)1;
    rv = apr_pollset_add(pollset, &pfd);
    CuAssertIntEquals(tc, APR_SUCCESS, rv);

    pfd.desc.s = s[1];
    pfd.client_data = (void *)2;
    rv = apr_pollset_add(pollset, &pfd);
    CuAssertIntEquals(tc, APR_SUCCESS, rv);

    pfd.desc.s = s[2];
    pfd.client_data = (void *)3;
    rv = apr_pollset_add(pollset, &pfd);
    CuAssertIntEquals(tc, APR_SUCCESS, rv);

    pfd.desc.s = s[1];
    pfd.client_data = (void *)4;
    rv = apr_pollset_add(pollset, &pfd);
    CuAssertIntEquals(tc, APR_SUCCESS, rv);

    pfd.desc.s = s[3];
    pfd.client_data = (void *)5;
    rv = apr_pollset_add(pollset, &pfd);
    CuAssertIntEquals(tc, APR_SUCCESS, rv);

    rv = apr_pollset_poll(pollset, 1000, &num, &hot_files);
    CuAssertIntEquals(tc, APR_SUCCESS, rv);
    CuAssertIntEquals(tc, 5, num);

    /* now remove the pollset elements referring to desc s[1] */
    pfd.desc.s = s[1];
    pfd.client_data = (void *)999; /* not used on this call */
    rv = apr_pollset_remove(pollset, &pfd);
    CuAssertIntEquals(tc, APR_SUCCESS, rv);

    /* this time only three should match */
    rv = apr_pollset_poll(pollset, 1000, &num, &hot_files);
    CuAssertIntEquals(tc, APR_SUCCESS, rv);
    CuAssertIntEquals(tc, 3, num);
    CuAssertPtrEquals(tc, (void *)1, hot_files[0].client_data);
    CuAssertPtrEquals(tc, s[0], hot_files[0].desc.s);
    CuAssertPtrEquals(tc, (void *)3, hot_files[1].client_data);
    CuAssertPtrEquals(tc, s[2], hot_files[1].desc.s);
    CuAssertPtrEquals(tc, (void *)5, hot_files[2].client_data);
    CuAssertPtrEquals(tc, s[3], hot_files[2].desc.s);
    
    /* now remove the pollset elements referring to desc s[2] */
    pfd.desc.s = s[2];
    pfd.client_data = (void *)999; /* not used on this call */
    rv = apr_pollset_remove(pollset, &pfd);
    CuAssertIntEquals(tc, APR_SUCCESS, rv);

    /* this time only two should match */
    rv = apr_pollset_poll(pollset, 1000, &num, &hot_files);
    CuAssertIntEquals(tc, APR_SUCCESS, rv);
    CuAssertIntEquals(tc, 2, num);
    CuAssertPtrEquals(tc, (void *)1, hot_files[0].client_data);
    CuAssertPtrEquals(tc, s[0], hot_files[0].desc.s);
    CuAssertPtrEquals(tc, (void *)5, hot_files[1].client_data);
    CuAssertPtrEquals(tc, s[3], hot_files[1].desc.s);
}

CuSuite *testpoll(void)
{
    CuSuite *suite = CuSuiteNew("Poll");

    SUITE_ADD_TEST(suite, create_all_sockets);
    SUITE_ADD_TEST(suite, setup_small_poll);
    SUITE_ADD_TEST(suite, setup_large_poll);
    SUITE_ADD_TEST(suite, nomessage);
    SUITE_ADD_TEST(suite, send_2);
    SUITE_ADD_TEST(suite, recv_2_send_1);
    SUITE_ADD_TEST(suite, send_2_signaled_1);
    SUITE_ADD_TEST(suite, recv_1_send_0);
    SUITE_ADD_TEST(suite, clear_all_signalled);
    SUITE_ADD_TEST(suite, send_large_pollarray);
    SUITE_ADD_TEST(suite, recv_large_pollarray);

    SUITE_ADD_TEST(suite, setup_pollset);
    SUITE_ADD_TEST(suite, add_sockets_pollset);
    SUITE_ADD_TEST(suite, nomessage_pollset);
    SUITE_ADD_TEST(suite, send0_pollset);
    SUITE_ADD_TEST(suite, recv0_pollset);
    SUITE_ADD_TEST(suite, send_middle_pollset);
    SUITE_ADD_TEST(suite, clear_middle_pollset);
    SUITE_ADD_TEST(suite, send_last_pollset);
    SUITE_ADD_TEST(suite, clear_last_pollset);

    SUITE_ADD_TEST(suite, pollset_remove);
    
    SUITE_ADD_TEST(suite, close_all_sockets);

    return suite;
}