tests/libtest/test.h

   1 /***************************************************************************
   2  *                                  _   _ ____  _
   3  *  Project                     ___| | | |  _ \| |
   4  *                             / __| | | | |_) | |
   5  *                            | (__| |_| |  _ <| |___
   6  *                             \___|\___/|_| \_\_____|
   7  *
   8  * Copyright (C) 1998 - 2015, 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 http://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
  23 /* Now include the curl_setup.h file from libcurl's private libdir (the source
  24    version, but that might include "curl_config.h" from the build dir so we
  25    need both of them in the include path), so that we get good in-depth
  26    knowledge about the system we're building this on */
  27
  28 #define CURL_NO_OLDIES
  29
  30 #include "curl_setup.h"
  31
  32 #include <curl/curl.h>
  33
  34 #ifdef HAVE_SYS_SELECT_H
  35 /* since so many tests use select(), we can just as well include it here */
  36 #include <sys/select.h>
  37 #endif
  38
  39 #ifdef TPF
  40 #  include "select.h"
  41 #endif
  42
  43 #define _MPRINTF_REPLACE
  44 #include <curl/mprintf.h>
  45
  46
  47 #define test_setopt(A,B,C) \
  48   if((res = curl_easy_setopt((A),(B),(C))) != CURLE_OK) goto test_cleanup
  49
  50 #define test_multi_setopt(A,B,C) \
  51   if((res = curl_multi_setopt((A),(B),(C))) != CURLE_OK) goto test_cleanup
  52
  53 extern char *libtest_arg2; /* set by first.c to the argv[2] or NULL */
  54 extern char *libtest_arg3; /* set by first.c to the argv[3] or NULL */
  55
  56 /* argc and argv as passed in to the main() function */
  57 extern int test_argc;
  58 extern char **test_argv;
  59
  60 extern struct timeval tv_test_start; /* for test timing */
  61
  62 extern int select_wrapper(int nfds, fd_set *rd, fd_set *wr, fd_set *exc,
  63                           struct timeval *tv);
  64
  65 extern void wait_ms(int ms); /* wait this many milliseconds */
  66
  67 extern int test(char *URL); /* the actual test function provided by each
  68                                individual libXXX.c file */
  69
  70 extern char *hexdump(unsigned char *buffer, size_t len);
  71
  72 #ifdef UNITTESTS
  73 extern int unitfail;
  74 #endif
  75
  76 /*
  77 ** TEST_ERR_* values must be greater than CURL_LAST CURLcode in order
  78 ** to avoid confusion with any CURLcode or CURLMcode. These TEST_ERR_*
  79 ** codes are returned to signal test specific situations and should
  80 ** not get mixed with CURLcode or CURLMcode values.
  81 **
  82 ** For portability reasons TEST_ERR_* values should be less than 127.
  83 */
  84
  85 #define TEST_ERR_MAJOR_BAD     126
  86 #define TEST_ERR_RUNS_FOREVER  125
  87 #define TEST_ERR_EASY_INIT     124
  88 #define TEST_ERR_MULTI_INIT    123
  89 #define TEST_ERR_NUM_HANDLES   122
  90 #define TEST_ERR_SELECT        121
  91 #define TEST_ERR_SUCCESS       120
  92 #define TEST_ERR_FAILURE       119
  93 #define TEST_ERR_USAGE         118
  94 #define TEST_ERR_FOPEN         117
  95 #define TEST_ERR_FSTAT         116
  96 #define TEST_ERR_BAD_TIMEOUT   115
  97
  98 /*
  99 ** Macros for test source code readability/maintainability.
 100 **
 101 ** All of the following macros require that an int data type 'res' variable
 102 ** exists in scope where macro is used, and that it has been initialized to
 103 ** zero before the macro is used.
 104 **
 105 ** exe_* and chk_* macros are helper macros not intended to be used from
 106 ** outside of this header file. Arguments 'Y' and 'Z' of these represent
 107 ** source code file and line number, while Arguments 'A', 'B', etc, are
 108 ** the arguments used to actually call a libcurl function.
 109 **
 110 ** All easy_* and multi_* macros call a libcurl function and evaluate if
 111 ** the function has succeeded or failed. When the function succeeds 'res'
 112 ** variable is not set nor cleared and program continues normal flow. On
 113 ** the other hand if function fails 'res' variable is set and a jump to
 114 ** label 'test_cleanup' is performed.
 115 **
 116 ** Every easy_* and multi_* macros have a res_easy_* and res_multi_* macro
 117 ** counterpart that operates in tha same way with the exception that no
 118 ** jump takes place in case of failure. res_easy_* and res_multi_* macros
 119 ** should be immediately followed by checking if 'res' variable has been
 120 ** set.
 121 **
 122 ** 'res' variable when set will hold a CURLcode, CURLMcode, or any of the
 123 ** TEST_ERR_* values defined above. It is advisable to return this value
 124 ** as test result.
 125 */
 126
 127 /* ---------------------------------------------------------------- */
 128
 129 #define exe_easy_init(A,Y,Z) do {                                 \
 130   if(((A) = curl_easy_init()) == NULL) {                          \
 131     fprintf(stderr, "%s:%d curl_easy_init() failed\n", (Y), (Z)); \
 132     res = TEST_ERR_EASY_INIT;                                     \
 133   }                                                               \
 134 } WHILE_FALSE
 135
 136 #define res_easy_init(A) \
 137   exe_easy_init((A),(__FILE__),(__LINE__))
 138
 139 #define chk_easy_init(A,Y,Z) do { \
 140   exe_easy_init((A),(Y),(Z));     \
 141   if(res)                         \
 142     goto test_cleanup;            \
 143 } WHILE_FALSE
 144
 145 #define easy_init(A) \
 146   chk_easy_init((A),(__FILE__),(__LINE__))
 147
 148 /* ---------------------------------------------------------------- */
 149
 150 #define exe_multi_init(A,Y,Z) do {                                 \
 151   if(((A) = curl_multi_init()) == NULL) {                          \
 152     fprintf(stderr, "%s:%d curl_multi_init() failed\n", (Y), (Z)); \
 153     res = TEST_ERR_MULTI_INIT;                                     \
 154   }                                                                \
 155 } WHILE_FALSE
 156
 157 #define res_multi_init(A) \
 158   exe_multi_init((A),(__FILE__),(__LINE__))
 159
 160 #define chk_multi_init(A,Y,Z) do { \
 161   exe_multi_init((A),(Y),(Z));     \
 162   if(res)                          \
 163     goto test_cleanup;             \
 164 } WHILE_FALSE
 165
 166 #define multi_init(A) \
 167   chk_multi_init((A),(__FILE__),(__LINE__))
 168
 169 /* ---------------------------------------------------------------- */
 170
 171 #define exe_easy_setopt(A,B,C,Y,Z) do {                  \
 172   CURLcode ec;                                           \
 173   if((ec = curl_easy_setopt((A),(B),(C))) != CURLE_OK) { \
 174     fprintf(stderr, "%s:%d curl_easy_setopt() failed, "  \
 175             "with code %d (%s)\n",                       \
 176             (Y), (Z), (int)ec, curl_easy_strerror(ec));  \
 177     res = (int)ec;                                       \
 178   }                                                      \
 179 } WHILE_FALSE
 180
 181 #define res_easy_setopt(A,B,C) \
 182   exe_easy_setopt((A),(B),(C),(__FILE__),(__LINE__))
 183
 184 #define chk_easy_setopt(A,B,C,Y,Z) do { \
 185   exe_easy_setopt((A),(B),(C),(Y),(Z)); \
 186   if(res)                               \
 187     goto test_cleanup;                  \
 188 } WHILE_FALSE
 189
 190 #define easy_setopt(A,B,C) \
 191   chk_easy_setopt((A),(B),(C),(__FILE__),(__LINE__))
 192
 193 /* ---------------------------------------------------------------- */
 194
 195 #define exe_multi_setopt(A,B,C,Y,Z) do {                  \
 196   CURLMcode ec;                                           \
 197   if((ec = curl_multi_setopt((A),(B),(C))) != CURLM_OK) { \
 198     fprintf(stderr, "%s:%d curl_multi_setopt() failed, "  \
 199             "with code %d (%s)\n",                        \
 200             (Y), (Z), (int)ec, curl_multi_strerror(ec));  \
 201     res = (int)ec;                                        \
 202   }                                                       \
 203 } WHILE_FALSE
 204
 205 #define res_multi_setopt(A,B,C) \
 206   exe_multi_setopt((A),(B),(C),(__FILE__),(__LINE__))
 207
 208 #define chk_multi_setopt(A,B,C,Y,Z) do { \
 209   exe_multi_setopt((A),(B),(C),(Y),(Z)); \
 210   if(res)                                \
 211     goto test_cleanup;                   \
 212 } WHILE_FALSE
 213
 214 #define multi_setopt(A,B,C) \
 215   chk_multi_setopt((A),(B),(C),(__FILE__),(__LINE__))
 216
 217 /* ---------------------------------------------------------------- */
 218
 219 #define exe_multi_add_handle(A,B,Y,Z) do {                   \
 220   CURLMcode ec;                                              \
 221   if((ec = curl_multi_add_handle((A),(B))) != CURLM_OK) {    \
 222     fprintf(stderr, "%s:%d curl_multi_add_handle() failed, " \
 223             "with code %d (%s)\n",                           \
 224             (Y), (Z), (int)ec, curl_multi_strerror(ec));     \
 225     res = (int)ec;                                           \
 226   }                                                          \
 227 } WHILE_FALSE
 228
 229 #define res_multi_add_handle(A,B) \
 230   exe_multi_add_handle((A),(B),(__FILE__),(__LINE__))
 231
 232 #define chk_multi_add_handle(A,B,Y,Z) do { \
 233   exe_multi_add_handle((A),(B),(Y),(Z));   \
 234   if(res)                                  \
 235     goto test_cleanup;                     \
 236 } WHILE_FALSE
 237
 238 #define multi_add_handle(A,B) \
 239   chk_multi_add_handle((A),(B),(__FILE__),(__LINE__))
 240
 241 /* ---------------------------------------------------------------- */
 242
 243 #define exe_multi_remove_handle(A,B,Y,Z) do {                   \
 244   CURLMcode ec;                                                 \
 245   if((ec = curl_multi_remove_handle((A),(B))) != CURLM_OK) {    \
 246     fprintf(stderr, "%s:%d curl_multi_remove_handle() failed, " \
 247             "with code %d (%s)\n",                              \
 248             (Y), (Z), (int)ec, curl_multi_strerror(ec));        \
 249     res = (int)ec;                                              \
 250   }                                                             \
 251 } WHILE_FALSE
 252
 253 #define res_multi_remove_handle(A,B) \
 254   exe_multi_remove_handle((A),(B),(__FILE__),(__LINE__))
 255
 256 #define chk_multi_remove_handle(A,B,Y,Z) do { \
 257   exe_multi_remove_handle((A),(B),(Y),(Z));   \
 258   if(res)                                     \
 259     goto test_cleanup;                        \
 260 } WHILE_FALSE
 261
 262
 263 #define multi_remove_handle(A,B) \
 264   chk_multi_remove_handle((A),(B),(__FILE__),(__LINE__))
 265
 266 /* ---------------------------------------------------------------- */
 267
 268 #define exe_multi_perform(A,B,Y,Z) do {                          \
 269   CURLMcode ec;                                                  \
 270   if((ec = curl_multi_perform((A),(B))) != CURLM_OK) {           \
 271     fprintf(stderr, "%s:%d curl_multi_perform() failed, "        \
 272             "with code %d (%s)\n",                               \
 273             (Y), (Z), (int)ec, curl_multi_strerror(ec));         \
 274     res = (int)ec;                                               \
 275   }                                                              \
 276   else if(*((B)) < 0) {                                          \
 277     fprintf(stderr, "%s:%d curl_multi_perform() succeeded, "     \
 278             "but returned invalid running_handles value (%d)\n", \
 279             (Y), (Z), (int)*((B)));                              \
 280     res = TEST_ERR_NUM_HANDLES;                                  \
 281   }                                                              \
 282 } WHILE_FALSE
 283
 284 #define res_multi_perform(A,B) \
 285   exe_multi_perform((A),(B),(__FILE__),(__LINE__))
 286
 287 #define chk_multi_perform(A,B,Y,Z) do { \
 288   exe_multi_perform((A),(B),(Y),(Z));   \
 289   if(res)                               \
 290     goto test_cleanup;                  \
 291 } WHILE_FALSE
 292
 293 #define multi_perform(A,B) \
 294   chk_multi_perform((A),(B),(__FILE__),(__LINE__))
 295
 296 /* ---------------------------------------------------------------- */
 297
 298 #define exe_multi_fdset(A,B,C,D,E,Y,Z) do {                      \
 299   CURLMcode ec;                                                  \
 300   if((ec = curl_multi_fdset((A),(B),(C),(D),(E))) != CURLM_OK) { \
 301     fprintf(stderr, "%s:%d curl_multi_fdset() failed, "          \
 302             "with code %d (%s)\n",                               \
 303             (Y), (Z), (int)ec, curl_multi_strerror(ec));         \
 304     res = (int)ec;                                               \
 305   }                                                              \
 306   else if(*((E)) < -1) {                                         \
 307     fprintf(stderr, "%s:%d curl_multi_fdset() succeeded, "       \
 308             "but returned invalid max_fd value (%d)\n",          \
 309             (Y), (Z), (int)*((E)));                              \
 310     res = TEST_ERR_NUM_HANDLES;                                  \
 311   }                                                              \
 312 } WHILE_FALSE
 313
 314 #define res_multi_fdset(A,B,C,D,E) \
 315   exe_multi_fdset((A),(B),(C),(D),(E),(__FILE__),(__LINE__))
 316
 317 #define chk_multi_fdset(A,B,C,D,E,Y,Z) do {     \
 318   exe_multi_fdset((A),(B),(C),(D),(E),(Y),(Z)); \
 319   if(res)                                       \
 320     goto test_cleanup;                          \
 321 } WHILE_FALSE
 322
 323 #define multi_fdset(A,B,C,D,E) \
 324   chk_multi_fdset((A),(B),(C),(D),(E),(__FILE__),(__LINE__))
 325
 326 /* ---------------------------------------------------------------- */
 327
 328 #define exe_multi_timeout(A,B,Y,Z) do {                      \
 329   CURLMcode ec;                                              \
 330   if((ec = curl_multi_timeout((A),(B))) != CURLM_OK) {       \
 331     fprintf(stderr, "%s:%d curl_multi_timeout() failed, "    \
 332             "with code %d (%s)\n",                           \
 333             (Y), (Z), (int)ec, curl_multi_strerror(ec));     \
 334     res = (int)ec;                                           \
 335   }                                                          \
 336   else if(*((B)) < -1L) {                                    \
 337     fprintf(stderr, "%s:%d curl_multi_timeout() succeeded, " \
 338             "but returned invalid timeout value (%ld)\n",    \
 339             (Y), (Z), (long)*((B)));                         \
 340     res = TEST_ERR_BAD_TIMEOUT;                              \
 341   }                                                          \
 342 } WHILE_FALSE
 343
 344 #define res_multi_timeout(A,B) \
 345   exe_multi_timeout((A),(B),(__FILE__),(__LINE__))
 346
 347 #define chk_multi_timeout(A,B,Y,Z) do { \
 348   exe_multi_timeout((A),(B),(Y),(Z));   \
 349   if(res)                               \
 350     goto test_cleanup;                  \
 351 } WHILE_FALSE
 352
 353 #define multi_timeout(A,B) \
 354   chk_multi_timeout((A),(B),(__FILE__),(__LINE__))
 355
 356 /* ---------------------------------------------------------------- */
 357
 358 #define exe_select_test(A,B,C,D,E,Y,Z) do {        \
 359   int ec;                                          \
 360   if(select_wrapper((A),(B),(C),(D),(E)) == -1 ) { \
 361     ec = SOCKERRNO;                                \
 362     fprintf(stderr, "%s:%d select() failed, with " \
 363             "errno %d (%s)\n",                     \
 364             (Y), (Z), ec, strerror(ec));           \
 365     res = TEST_ERR_SELECT;                         \
 366   }                                                \
 367 } WHILE_FALSE
 368
 369 #define res_select_test(A,B,C,D,E) \
 370   exe_select_test((A),(B),(C),(D),(E),(__FILE__),(__LINE__))
 371
 372 #define chk_select_test(A,B,C,D,E,Y,Z) do {     \
 373   exe_select_test((A),(B),(C),(D),(E),(Y),(Z)); \
 374   if(res)                                       \
 375     goto test_cleanup;                          \
 376 } WHILE_FALSE
 377
 378 #define select_test(A,B,C,D,E) \
 379   chk_select_test((A),(B),(C),(D),(E),(__FILE__),(__LINE__))
 380
 381 /* ---------------------------------------------------------------- */
 382
 383 #define start_test_timing() do { \
 384   tv_test_start = tutil_tvnow(); \
 385 } WHILE_FALSE
 386
 387 #define exe_test_timedout(Y,Z) do {                                    \
 388   if(tutil_tvdiff(tutil_tvnow(), tv_test_start) > TEST_HANG_TIMEOUT) { \
 389     fprintf(stderr, "%s:%d ABORTING TEST, since it seems "             \
 390                     "that it would have run forever.\n", (Y), (Z));    \
 391     res = TEST_ERR_RUNS_FOREVER;                                       \
 392   }                                                                    \
 393 } WHILE_FALSE
 394
 395 #define res_test_timedout() \
 396   exe_test_timedout((__FILE__),(__LINE__))
 397
 398 #define chk_test_timedout(Y,Z) do { \
 399   exe_test_timedout(Y,Z);           \
 400   if(res)                           \
 401     goto test_cleanup;              \
 402 } WHILE_FALSE
 403
 404 #define abort_on_test_timeout() \
 405   chk_test_timedout((__FILE__),(__LINE__))
 406
 407 /* ---------------------------------------------------------------- */
 408
 409 #define exe_global_init(A,Y,Z) do {                     \
 410   CURLcode ec;                                          \
 411   if((ec = curl_global_init((A))) != CURLE_OK) {        \
 412     fprintf(stderr, "%s:%d curl_global_init() failed, " \
 413             "with code %d (%s)\n",                      \
 414             (Y), (Z), (int)ec, curl_easy_strerror(ec)); \
 415     res = (int)ec;                                      \
 416   }                                                     \
 417 } WHILE_FALSE
 418
 419 #define res_global_init(A) \
 420   exe_global_init((A),(__FILE__),(__LINE__))
 421
 422 #define chk_global_init(A,Y,Z) do { \
 423   exe_global_init((A),(Y),(Z));     \
 424   if(res)                           \
 425     return res;                     \
 426 } WHILE_FALSE
 427
 428 /* global_init() is different than other macros. In case of
 429    failure it 'return's instead of going to 'test_cleanup'. */
 430
 431 #define global_init(A) \
 432   chk_global_init((A),(__FILE__),(__LINE__))
 433
 434 /* ---------------------------------------------------------------- */