xref: /third_party/curl/tests/libtest/lib573.c (revision 13498266)
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#include "test.h"
25
26#include "testtrace.h"
27#include "testutil.h"
28#include "warnless.h"
29#include "memdebug.h"
30
31#define TEST_HANG_TIMEOUT 60 * 1000
32
33/*
34 * Get a single URL without select().
35 */
36
37int test(char *URL)
38{
39  CURL *c = NULL;
40  CURLM *m = NULL;
41  int res = 0;
42  int running = 1;
43  double connect_time = 0.0;
44  double dbl_epsilon;
45
46  dbl_epsilon = 1.0;
47  do {
48    dbl_epsilon /= 2.0;
49  } while((double)(1.0 + (dbl_epsilon/2.0)) > (double)1.0);
50
51  start_test_timing();
52
53  global_init(CURL_GLOBAL_ALL);
54
55  easy_init(c);
56
57  easy_setopt(c, CURLOPT_HEADER, 1L);
58  easy_setopt(c, CURLOPT_URL, URL);
59
60  libtest_debug_config.nohex = 1;
61  libtest_debug_config.tracetime = 1;
62  easy_setopt(c, CURLOPT_DEBUGDATA, &libtest_debug_config);
63  easy_setopt(c, CURLOPT_DEBUGFUNCTION, libtest_debug_cb);
64  easy_setopt(c, CURLOPT_VERBOSE, 1L);
65
66  multi_init(m);
67
68  multi_add_handle(m, c);
69
70  while(running) {
71    struct timeval timeout;
72    fd_set fdread, fdwrite, fdexcep;
73    int maxfd = -99;
74
75    timeout.tv_sec = 0;
76    timeout.tv_usec = 100000L; /* 100 ms */
77
78    multi_perform(m, &running);
79
80    abort_on_test_timeout();
81
82    if(!running)
83      break; /* done */
84
85    FD_ZERO(&fdread);
86    FD_ZERO(&fdwrite);
87    FD_ZERO(&fdexcep);
88
89    multi_fdset(m, &fdread, &fdwrite, &fdexcep, &maxfd);
90
91    /* At this point, maxfd is guaranteed to be greater or equal than -1. */
92
93    select_test(maxfd + 1, &fdread, &fdwrite, &fdexcep, &timeout);
94
95    abort_on_test_timeout();
96  }
97
98  curl_easy_getinfo(c, CURLINFO_CONNECT_TIME, &connect_time);
99  if(connect_time < dbl_epsilon) {
100    fprintf(stderr, "connect time %e is < epsilon %e\n",
101            connect_time, dbl_epsilon);
102    res = TEST_ERR_MAJOR_BAD;
103  }
104
105test_cleanup:
106
107  /* proper cleanup sequence - type PA */
108
109  curl_multi_remove_handle(m, c);
110  curl_multi_cleanup(m);
111  curl_easy_cleanup(c);
112  curl_global_cleanup();
113
114  return res;
115}
116