| /* |
| Copyright (c) 2012 Martin Sustrik All rights reserved. |
| Copyright 2015 Garrett D'Amore <garrett@damore.org> |
| |
| Permission is hereby granted, free of charge, to any person obtaining a copy |
| of this software and associated documentation files (the "Software"), |
| to deal in the Software without restriction, including without limitation |
| the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| and/or sell copies of the Software, and to permit persons to whom |
| the Software is furnished to do so, subject to the following conditions: |
| |
| The above copyright notice and this permission notice shall be included |
| in all copies or substantial portions of the Software. |
| |
| THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS |
| IN THE SOFTWARE. |
| */ |
| |
| #include "../src/nn.h" |
| #include "../src/pair.h" |
| #include "../src/pubsub.h" |
| #include "../src/pipeline.h" |
| #include "../src/ipc.h" |
| |
| #include "testutil.h" |
| #include "../src/utils/thread.c" |
| #include "../src/utils/atomic.h" |
| #include "../src/utils/atomic.c" |
| |
| /* Stress test the IPC transport. */ |
| |
| #define THREAD_COUNT 10 |
| #define TEST_LOOPS 10 |
| #define SOCKET_ADDRESS "ipc://test-stress.ipc" |
| |
| static void server(NN_UNUSED void *arg) |
| { |
| int bytes; |
| int count; |
| int sock = nn_socket(AF_SP, NN_PULL); |
| int res[TEST_LOOPS]; |
| nn_assert(sock >= 0); |
| nn_assert(nn_bind(sock, SOCKET_ADDRESS) >= 0); |
| count = THREAD_COUNT * TEST_LOOPS; |
| memset(res, 0, sizeof (res)); |
| while (count > 0) |
| { |
| char *buf = NULL; |
| int tid; |
| int num; |
| bytes = nn_recv(sock, &buf, NN_MSG, 0); |
| nn_assert(bytes >= 0); |
| nn_assert(bytes >= 2); |
| nn_assert(buf[0] >= 'A' && buf[0] <= 'Z'); |
| nn_assert(buf[1] >= 'a' && buf[0] <= 'z'); |
| tid = buf[0]-'A'; |
| num = buf[1]-'a'; |
| nn_assert(tid < THREAD_COUNT); |
| nn_assert(res[tid] == num); |
| res[tid]=num+1; |
| nn_freemsg(buf); |
| count--; |
| } |
| nn_close(sock); |
| } |
| |
| static void client(void *arg) |
| { |
| intptr_t id = (intptr_t)arg; |
| int bytes; |
| char msg[3]; |
| size_t sz_msg; |
| int i; |
| |
| msg[0] = 'A' + id%26; |
| msg[1] = 'a'; |
| msg[2] = '\0'; |
| /* '\0' too */ |
| sz_msg = strlen (msg) + 1; |
| |
| for (i = 0; i < TEST_LOOPS; i++) { |
| int cli_sock = nn_socket (AF_SP, NN_PUSH); |
| msg[1] = 'a' + i%26; |
| nn_assert (cli_sock >= 0); |
| nn_assert (nn_connect (cli_sock, SOCKET_ADDRESS) >= 0); |
| /* Give time to allow for connect to establish. */ |
| nn_sleep (50); |
| bytes = nn_send (cli_sock, msg, sz_msg, 0); |
| /* This would better be handled via semaphore or condvar. */ |
| nn_sleep (100); |
| nn_assert (bytes == sz_msg); |
| nn_close (cli_sock); |
| } |
| } |
| |
| int main() |
| { |
| int i; |
| struct nn_thread srv_thread; |
| struct nn_thread cli_threads[THREAD_COUNT]; |
| /* Stress the shutdown algorithm. */ |
| nn_thread_init(&srv_thread, server, NULL); |
| |
| for (i = 0; i != THREAD_COUNT; ++i) |
| nn_thread_init(&cli_threads[i], client, (void *)(intptr_t)i); |
| for (i = 0; i != THREAD_COUNT; ++i) |
| nn_thread_term(&cli_threads[i]); |
| |
| return 0; |
| } |