1/*************************************************************************** 2 * _ _ ____ _ 3 * Project ___| | | | _ \| | 4 * / __| | | | |_) | | 5 * | (__| |_| | _ <| |___ 6 * \___|\___/|_| \_\_____| 7 * 8 * Copyright (C) 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.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 * SPDX-License-Identifier: curl 22 * 23 ***************************************************************************/ 24 25/* Test suppressing the If-Modified-Since header */ 26 27#include "test.h" 28 29#include "memdebug.h" 30 31int test(char *URL) 32{ 33 struct curl_slist *header = NULL; 34 long unmet; 35 CURL *curl = NULL; 36 int res = 0; 37 38 global_init(CURL_GLOBAL_ALL); 39 40 easy_init(curl); 41 42 easy_setopt(curl, CURLOPT_URL, URL); 43 easy_setopt(curl, CURLOPT_TIMECONDITION, (long)CURL_TIMECOND_IFMODSINCE); 44 /* Some TIMEVALUE; it doesn't matter. */ 45 easy_setopt(curl, CURLOPT_TIMEVALUE, 1566210680L); 46 47 header = curl_slist_append(NULL, "If-Modified-Since:"); 48 if(!header) { 49 res = TEST_ERR_MAJOR_BAD; 50 goto test_cleanup; 51 } 52 53 easy_setopt(curl, CURLOPT_HTTPHEADER, header); 54 55 res = curl_easy_perform(curl); 56 if(res) 57 goto test_cleanup; 58 59 /* Confirm that the condition checking still worked, even though we 60 * suppressed the actual header. 61 * The server returns 304, which means the condition is "unmet". 62 */ 63 64 res = curl_easy_getinfo(curl, CURLINFO_CONDITION_UNMET, &unmet); 65 if(res) 66 goto test_cleanup; 67 68 if(unmet != 1L) { 69 res = TEST_ERR_FAILURE; 70 goto test_cleanup; 71 } 72 73test_cleanup: 74 75 /* always cleanup */ 76 curl_easy_cleanup(curl); 77 curl_slist_free_all(header); 78 curl_global_cleanup(); 79 80 return res; 81} 82