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Annotation of embedaddon/curl/tests/libtest/lib1501.c, revision 1.1.1.1

1.1       misho       1: /***************************************************************************
                      2:  *                                  _   _ ____  _
                      3:  *  Project                     ___| | | |  _ \| |
                      4:  *                             / __| | | | |_) | |
                      5:  *                            | (__| |_| |  _ <| |___
                      6:  *                             \___|\___/|_| \_\_____|
                      7:  *
                      8:  * Copyright (C) 1998 - 2017, Daniel Stenberg, <daniel@haxx.se>, et al.
                      9:  *
                     10:  * This software is licensed as described in the file COPYING, which
                     11:  * you should have received as part of this distribution. The terms
                     12:  * are also available at https://curl.haxx.se/docs/copyright.html.
                     13:  *
                     14:  * You may opt to use, copy, modify, merge, publish, distribute and/or sell
                     15:  * copies of the Software, and permit persons to whom the Software is
                     16:  * furnished to do so, under the terms of the COPYING file.
                     17:  *
                     18:  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
                     19:  * KIND, either express or implied.
                     20:  *
                     21:  ***************************************************************************/
                     22: #include "test.h"
                     23: 
                     24: #include <fcntl.h>
                     25: 
                     26: #include "testutil.h"
                     27: #include "warnless.h"
                     28: #include "memdebug.h"
                     29: 
                     30: #define TEST_HANG_TIMEOUT 30 * 1000
                     31: 
                     32: /* 500 milliseconds allowed. An extreme number but lets be really conservative
                     33:    to allow old and slow machines to run this test too */
                     34: #define MAX_BLOCKED_TIME_MS 500
                     35: 
                     36: int test(char *URL)
                     37: {
                     38:   CURL *handle = NULL;
                     39:   CURLM *mhandle = NULL;
                     40:   int res = 0;
                     41:   int still_running = 0;
                     42: 
                     43:   start_test_timing();
                     44: 
                     45:   global_init(CURL_GLOBAL_ALL);
                     46: 
                     47:   easy_init(handle);
                     48: 
                     49:   easy_setopt(handle, CURLOPT_URL, URL);
                     50:   easy_setopt(handle, CURLOPT_VERBOSE, 1L);
                     51: 
                     52:   multi_init(mhandle);
                     53: 
                     54:   multi_add_handle(mhandle, handle);
                     55: 
                     56:   multi_perform(mhandle, &still_running);
                     57: 
                     58:   abort_on_test_timeout();
                     59: 
                     60:   while(still_running) {
                     61:     struct timeval timeout;
                     62:     fd_set fdread;
                     63:     fd_set fdwrite;
                     64:     fd_set fdexcep;
                     65:     int maxfd = -99;
                     66:     struct timeval before;
                     67:     struct timeval after;
                     68:     long e;
                     69: 
                     70:     timeout.tv_sec = 0;
                     71:     timeout.tv_usec = 100000L; /* 100 ms */
                     72: 
                     73:     FD_ZERO(&fdread);
                     74:     FD_ZERO(&fdwrite);
                     75:     FD_ZERO(&fdexcep);
                     76: 
                     77:     multi_fdset(mhandle, &fdread, &fdwrite, &fdexcep, &maxfd);
                     78: 
                     79:     /* At this point, maxfd is guaranteed to be greater or equal than -1. */
                     80: 
                     81:     select_test(maxfd + 1, &fdread, &fdwrite, &fdexcep, &timeout);
                     82: 
                     83:     abort_on_test_timeout();
                     84: 
                     85:     fprintf(stderr, "ping\n");
                     86:     before = tutil_tvnow();
                     87: 
                     88:     multi_perform(mhandle, &still_running);
                     89: 
                     90:     abort_on_test_timeout();
                     91: 
                     92:     after = tutil_tvnow();
                     93:     e = tutil_tvdiff(after, before);
                     94:     fprintf(stderr, "pong = %ld\n", e);
                     95: 
                     96:     if(e > MAX_BLOCKED_TIME_MS) {
                     97:       res = 100;
                     98:       break;
                     99:     }
                    100:   }
                    101: 
                    102: test_cleanup:
                    103: 
                    104:   /* undocumented cleanup sequence - type UA */
                    105: 
                    106:   curl_multi_cleanup(mhandle);
                    107:   curl_easy_cleanup(handle);
                    108:   curl_global_cleanup();
                    109: 
                    110:   return res;
                    111: }