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Annotation of embedaddon/curl/tests/libtest/lib1564.c, revision 1.1.1.1

1.1       misho       1: /***************************************************************************
                      2:  *                                  _   _ ____  _
                      3:  *  Project                     ___| | | |  _ \| |
                      4:  *                             / __| | | | |_) | |
                      5:  *                            | (__| |_| |  _ <| |___
                      6:  *                             \___|\___/|_| \_\_____|
                      7:  *
                      8:  * Copyright (C) 1998 - 2020, 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 "testutil.h"
                     25: #include "warnless.h"
                     26: #include "memdebug.h"
                     27: 
                     28: #define TEST_HANG_TIMEOUT 60 * 1000
                     29: #define WAKEUP_NUM 10
                     30: 
                     31: int test(char *URL)
                     32: {
                     33:   CURLM *multi = NULL;
                     34:   int numfds;
                     35:   int i;
                     36:   int res = 0;
                     37:   struct timeval time_before_wait, time_after_wait;
                     38: 
                     39:   (void)URL;
                     40: 
                     41:   start_test_timing();
                     42: 
                     43:   global_init(CURL_GLOBAL_ALL);
                     44: 
                     45:   multi_init(multi);
                     46: 
                     47:   /* no wakeup */
                     48: 
                     49:   time_before_wait = tutil_tvnow();
                     50:   multi_poll(multi, NULL, 0, 1000, &numfds);
                     51:   time_after_wait = tutil_tvnow();
                     52: 
                     53:   if(tutil_tvdiff(time_after_wait, time_before_wait) < 500) {
                     54:     fprintf(stderr, "%s:%d curl_multi_poll returned too early\n",
                     55:             __FILE__, __LINE__);
                     56:     res = TEST_ERR_MAJOR_BAD;
                     57:     goto test_cleanup;
                     58:   }
                     59: 
                     60:   abort_on_test_timeout();
                     61: 
                     62:   /* try a single wakeup */
                     63: 
                     64:   multi_wakeup(multi);
                     65: 
                     66:   time_before_wait = tutil_tvnow();
                     67:   multi_poll(multi, NULL, 0, 1000, &numfds);
                     68:   time_after_wait = tutil_tvnow();
                     69: 
                     70:   if(tutil_tvdiff(time_after_wait, time_before_wait) > 500) {
                     71:     fprintf(stderr, "%s:%d curl_multi_poll returned too late\n",
                     72:             __FILE__, __LINE__);
                     73:     res = TEST_ERR_MAJOR_BAD;
                     74:     goto test_cleanup;
                     75:   }
                     76: 
                     77:   abort_on_test_timeout();
                     78: 
                     79:   /* previous wakeup should not wake up this */
                     80: 
                     81:   time_before_wait = tutil_tvnow();
                     82:   multi_poll(multi, NULL, 0, 1000, &numfds);
                     83:   time_after_wait = tutil_tvnow();
                     84: 
                     85:   if(tutil_tvdiff(time_after_wait, time_before_wait) < 500) {
                     86:     fprintf(stderr, "%s:%d curl_multi_poll returned too early\n",
                     87:             __FILE__, __LINE__);
                     88:     res = TEST_ERR_MAJOR_BAD;
                     89:     goto test_cleanup;
                     90:   }
                     91: 
                     92:   abort_on_test_timeout();
                     93: 
                     94:   /* try lots of wakeup */
                     95: 
                     96:   for(i = 0; i < WAKEUP_NUM; ++i)
                     97:     multi_wakeup(multi);
                     98: 
                     99:   time_before_wait = tutil_tvnow();
                    100:   multi_poll(multi, NULL, 0, 1000, &numfds);
                    101:   time_after_wait = tutil_tvnow();
                    102: 
                    103:   if(tutil_tvdiff(time_after_wait, time_before_wait) > 500) {
                    104:     fprintf(stderr, "%s:%d curl_multi_poll returned too late\n",
                    105:             __FILE__, __LINE__);
                    106:     res = TEST_ERR_MAJOR_BAD;
                    107:     goto test_cleanup;
                    108:   }
                    109: 
                    110:   abort_on_test_timeout();
                    111: 
                    112: #if !defined(WIN32) && !defined(_WIN32) && !defined(__WIN32__) \
                    113:     && !defined(__CYGWIN__)
                    114:   /* Even lots of previous wakeups should not wake up this.
                    115: 
                    116:      On Windows (particularly when using MinGW), the socketpair
                    117:      used for curl_multi_wakeup() is really asynchronous,
                    118:      meaning when it's called a lot, it can take some time
                    119:      before all of the data can be read. Sometimes it can wake
                    120:      up more than one curl_multi_poll() call. */
                    121: 
                    122:   time_before_wait = tutil_tvnow();
                    123:   multi_poll(multi, NULL, 0, 1000, &numfds);
                    124:   time_after_wait = tutil_tvnow();
                    125: 
                    126:   if(tutil_tvdiff(time_after_wait, time_before_wait) < 500) {
                    127:     fprintf(stderr, "%s:%d curl_multi_poll returned too early\n",
                    128:             __FILE__, __LINE__);
                    129:     res = TEST_ERR_MAJOR_BAD;
                    130:     goto test_cleanup;
                    131:   }
                    132: 
                    133:   abort_on_test_timeout();
                    134: #endif
                    135: 
                    136: test_cleanup:
                    137: 
                    138:   curl_multi_cleanup(multi);
                    139:   curl_global_cleanup();
                    140: 
                    141:   return res;
                    142: }