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/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 1998 - 2019, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at https://curl.haxx.se/docs/copyright.html.
*
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
* copies of the Software, and permit persons to whom the Software is
* furnished to do so, under the terms of the COPYING file.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
***************************************************************************/
#include "curlcheck.h"
#include "hostip.h"
CURLcode Curl_shuffle_addr(struct Curl_easy *data,
Curl_addrinfo **addr);
#define NUM_ADDRS 8
static struct Curl_addrinfo addrs[NUM_ADDRS];
static CURLcode unit_setup(void)
{
int i;
for(i = 0; i < NUM_ADDRS - 1; i++) {
addrs[i].ai_next = &addrs[i + 1];
}
return CURLE_OK;
}
static void unit_stop(void)
{
}
UNITTEST_START
{
int i;
CURLcode code;
struct Curl_addrinfo* addrhead = addrs;
struct Curl_easy *easy = curl_easy_init();
abort_unless(easy, "out of memory");
code = curl_easy_setopt(easy, CURLOPT_DNS_SHUFFLE_ADDRESSES, 1L);
abort_unless(code == CURLE_OK, "curl_easy_setopt failed");
/* Shuffle repeatedly and make sure that the list changes */
for(i = 0; i < 10; i++) {
if(CURLE_OK != Curl_shuffle_addr(easy, &addrhead))
break;
if(addrhead != addrs)
break;
}
curl_easy_cleanup(easy);
abort_unless(addrhead != addrs, "addresses are not being reordered");
return 0;
}
UNITTEST_STOP
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