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