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Annotation of embedaddon/curl/tests/unit/unit1608.c, revision 1.1

1.1     ! misho       1: /***************************************************************************
        !             2:  *                                  _   _ ____  _
        !             3:  *  Project                     ___| | | |  _ \| |
        !             4:  *                             / __| | | | |_) | |
        !             5:  *                            | (__| |_| |  _ <| |___
        !             6:  *                             \___|\___/|_| \_\_____|
        !             7:  *
        !             8:  * Copyright (C) 1998 - 2019, 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 "curlcheck.h"
        !            23: 
        !            24: #include "hostip.h"
        !            25: 
        !            26: CURLcode Curl_shuffle_addr(struct Curl_easy *data,
        !            27:                            Curl_addrinfo **addr);
        !            28: 
        !            29: #define NUM_ADDRS 8
        !            30: static struct Curl_addrinfo addrs[NUM_ADDRS];
        !            31: 
        !            32: static CURLcode unit_setup(void)
        !            33: {
        !            34:   int i;
        !            35:   for(i = 0; i < NUM_ADDRS - 1; i++) {
        !            36:     addrs[i].ai_next = &addrs[i + 1];
        !            37:   }
        !            38: 
        !            39:   return CURLE_OK;
        !            40: }
        !            41: 
        !            42: static void unit_stop(void)
        !            43: {
        !            44: 
        !            45: }
        !            46: 
        !            47: UNITTEST_START
        !            48: {
        !            49:   int i;
        !            50:   CURLcode code;
        !            51:   struct Curl_addrinfo* addrhead = addrs;
        !            52: 
        !            53:   struct Curl_easy *easy = curl_easy_init();
        !            54:   abort_unless(easy, "out of memory");
        !            55: 
        !            56:   code = curl_easy_setopt(easy, CURLOPT_DNS_SHUFFLE_ADDRESSES, 1L);
        !            57:   abort_unless(code == CURLE_OK, "curl_easy_setopt failed");
        !            58: 
        !            59:   /* Shuffle repeatedly and make sure that the list changes */
        !            60:   for(i = 0; i < 10; i++) {
        !            61:     if(CURLE_OK != Curl_shuffle_addr(easy, &addrhead))
        !            62:       break;
        !            63:     if(addrhead != addrs)
        !            64:       break;
        !            65:   }
        !            66: 
        !            67:   curl_easy_cleanup(easy);
        !            68:   curl_global_cleanup();
        !            69: 
        !            70:   abort_unless(addrhead != addrs, "addresses are not being reordered");
        !            71: 
        !            72:   return 0;
        !            73: }
        !            74: UNITTEST_STOP