git.m6w6.name Git - awesomized/libmemcached/blob - tests/parser.cc

   1 /*  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
   2  *
   3  *  Libmemcached Client and Server
   4  *
   5  *  Copyright (C) 2011 Data Differential, http://datadifferential.com/
   6  *  All rights reserved.
   7  *
   8  *  Redistribution and use in source and binary forms, with or without
   9  *  modification, are permitted provided that the following conditions are
  10  *  met:
  11  *
  12  *      * Redistributions of source code must retain the above copyright
  13  *  notice, this list of conditions and the following disclaimer.
  14  *
  15  *      * Redistributions in binary form must reproduce the above
  16  *  copyright notice, this list of conditions and the following disclaimer
  17  *  in the documentation and/or other materials provided with the
  18  *  distribution.
  19  *
  20  *      * The names of its contributors may not be used to endorse or
  21  *  promote products derived from this software without specific prior
  22  *  written permission.
  23  *
  24  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  25  *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  26  *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  27  *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  28  *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  29  *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  30  *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  31  *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  32  *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  33  *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  34  *  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  35  *
  36  */
  37
  38 #include <config.h>
  39 #include <libtest/test.hpp>
  40
  41 using namespace libtest;
  42
  43 #include <vector>
  44 #include <string>
  45 #include <cerrno>
  46 #include <cassert>
  47
  48 #include <libmemcached/memcached.h>
  49 #include <libmemcached/util.h>
  50
  51 #include <tests/parser.h>
  52 #include <tests/print.h>
  53
  54 enum scanner_type_t
  55 {
  56   NIL,
  57   UNSIGNED,
  58   SIGNED,
  59   ARRAY
  60 };
  61
  62
  63 struct scanner_string_st {
  64   const char *c_str;
  65   size_t size;
  66 };
  67
  68 static inline scanner_string_st scanner_string(const char *arg, size_t arg_size)
  69 {
  70   scanner_string_st local= { arg, arg_size };
  71   return local;
  72 }
  73
  74 #define make_scanner_string(X) scanner_string((X), static_cast<size_t>(sizeof(X) - 1))
  75
  76 static struct scanner_string_st scanner_string_null= { 0, 0};
  77
  78 struct scanner_variable_t {
  79   enum scanner_type_t type;
  80   struct scanner_string_st option;
  81   struct scanner_string_st result;
  82   test_return_t (*check_func)(memcached_st *memc, const scanner_string_st &hostname);
  83 };
  84
  85 // Check and make sure the first host is what we expect it to be
  86 static test_return_t __check_host(memcached_st *memc, const scanner_string_st &hostname)
  87 {
  88   memcached_server_instance_st instance=
  89     memcached_server_instance_by_position(memc, 0);
  90
  91   test_true(instance);
  92
  93   const char *first_hostname = memcached_server_name(instance);
  94   test_true(first_hostname);
  95   test_strcmp(first_hostname, hostname.c_str);
  96
  97   return TEST_SUCCESS;
  98 }
  99
 100 // Check and make sure the prefix_key is what we expect it to be
 101 static test_return_t __check_namespace(memcached_st *, const scanner_string_st &)
 102 {
 103 #if 0
 104   const char *_namespace = memcached_get_namespace(memc);
 105   test_true(_namespace);
 106   test_strcmp(_namespace, arg.c_str);
 107 #endif
 108
 109   return TEST_SUCCESS;
 110 }
 111
 112 static test_return_t __check_IO_MSG_WATERMARK(memcached_st *memc, const scanner_string_st &value)
 113 {
 114   uint64_t value_number;
 115
 116   value_number= atoll(value.c_str);
 117
 118   test_true(memcached_behavior_get(memc, MEMCACHED_BEHAVIOR_IO_MSG_WATERMARK) == value_number);
 119   return TEST_SUCCESS;
 120 }
 121
 122 static test_return_t __check_REMOVE_FAILED_SERVERS(memcached_st *memc, const scanner_string_st &)
 123 {
 124   test_true(memcached_behavior_get(memc, MEMCACHED_BEHAVIOR_REMOVE_FAILED_SERVERS));
 125   return TEST_SUCCESS;
 126 }
 127
 128 static test_return_t __check_NOREPLY(memcached_st *memc, const scanner_string_st &)
 129 {
 130   test_true(memcached_behavior_get(memc, MEMCACHED_BEHAVIOR_NOREPLY));
 131   return TEST_SUCCESS;
 132 }
 133
 134 static test_return_t __check_VERIFY_KEY(memcached_st *memc, const scanner_string_st &)
 135 {
 136   test_true(memcached_behavior_get(memc, MEMCACHED_BEHAVIOR_VERIFY_KEY));
 137   return TEST_SUCCESS;
 138 }
 139
 140 static test_return_t __check_distribution_RANDOM(memcached_st *memc, const scanner_string_st &)
 141 {
 142   test_true(memcached_behavior_get(memc, MEMCACHED_BEHAVIOR_DISTRIBUTION) == MEMCACHED_DISTRIBUTION_RANDOM);
 143   return TEST_SUCCESS;
 144 }
 145
 146 scanner_variable_t test_server_strings[]= {
 147   { ARRAY, make_scanner_string("--server=localhost"), make_scanner_string("localhost"), __check_host },
 148   { ARRAY, make_scanner_string("--server=10.0.2.1"), make_scanner_string("10.0.2.1"), __check_host },
 149   { ARRAY, make_scanner_string("--server=example.com"), make_scanner_string("example.com"), __check_host },
 150   { ARRAY, make_scanner_string("--server=localhost:30"), make_scanner_string("localhost"), __check_host },
 151   { ARRAY, make_scanner_string("--server=10.0.2.1:20"), make_scanner_string("10.0.2.1"), __check_host },
 152   { ARRAY, make_scanner_string("--server=example.com:1024"), make_scanner_string("example.com"), __check_host },
 153   { NIL, scanner_string_null, scanner_string_null, NULL }
 154 };
 155
 156 scanner_variable_t test_server_strings_with_weights[]= {
 157   { ARRAY, make_scanner_string("--server=10.0.2.1:30/?40"), make_scanner_string("10.0.2.1"), __check_host },
 158   { ARRAY, make_scanner_string("--server=example.com:1024/?30"), make_scanner_string("example.com"), __check_host },
 159   { ARRAY, make_scanner_string("--server=10.0.2.1/?20"), make_scanner_string("10.0.2.1"), __check_host },
 160   { ARRAY, make_scanner_string("--server=example.com/?10"), make_scanner_string("example.com"), __check_host },
 161   { NIL, scanner_string_null, scanner_string_null, NULL }
 162 };
 163
 164 scanner_variable_t bad_test_strings[]= {
 165   { ARRAY, make_scanner_string("-servers=localhost:11221,localhost:11222,localhost:11223,localhost:11224,localhost:11225"), scanner_string_null, NULL },
 166   { ARRAY, make_scanner_string("-- servers=a.example.com:81,localhost:82,b.example.com"), scanner_string_null, NULL },
 167   { ARRAY, make_scanner_string("--servers=localhost:+80"), scanner_string_null, NULL},
 168   { ARRAY, make_scanner_string("--servers=localhost.com."), scanner_string_null, NULL},
 169   { ARRAY, make_scanner_string("--server=localhost.com."), scanner_string_null, NULL},
 170   { ARRAY, make_scanner_string("--server=localhost.com.:80"), scanner_string_null, NULL},
 171   { NIL, scanner_string_null, scanner_string_null, NULL}
 172 };
 173
 174 scanner_variable_t test_number_options[]= {
 175   { ARRAY,  make_scanner_string("--CONNECT-TIMEOUT=456"), scanner_string_null, NULL },
 176   { ARRAY,  make_scanner_string("--IO-BYTES-WATERMARK=456"), scanner_string_null, NULL },
 177   { ARRAY,  make_scanner_string("--IO-KEY-PREFETCH=456"), scanner_string_null, NULL },
 178   { ARRAY,  make_scanner_string("--IO-MSG-WATERMARK=456"), make_scanner_string("456"), __check_IO_MSG_WATERMARK },
 179   { ARRAY,  make_scanner_string("--NUMBER-OF-REPLICAS=456"), scanner_string_null, NULL },
 180   { ARRAY,  make_scanner_string("--POLL-TIMEOUT=456"), scanner_string_null, NULL },
 181   { ARRAY,  make_scanner_string("--RCV-TIMEOUT=456"), scanner_string_null, NULL },
 182   { ARRAY,  make_scanner_string("--REMOVE-FAILED-SERVERS=3"), scanner_string_null, __check_REMOVE_FAILED_SERVERS },
 183   { ARRAY,  make_scanner_string("--RETRY-TIMEOUT=456"), scanner_string_null, NULL },
 184   { ARRAY,  make_scanner_string("--SND-TIMEOUT=456"), scanner_string_null, NULL },
 185   { ARRAY,  make_scanner_string("--SOCKET-RECV-SIZE=456"), scanner_string_null, NULL },
 186   { ARRAY,  make_scanner_string("--SOCKET-SEND-SIZE=456"), scanner_string_null, NULL },
 187   { NIL, scanner_string_null, scanner_string_null, NULL}
 188 };
 189
 190 scanner_variable_t test_boolean_options[]= {
 191   { ARRAY,  make_scanner_string("--BINARY-PROTOCOL"), scanner_string_null, NULL },
 192   { ARRAY,  make_scanner_string("--BUFFER-REQUESTS"), scanner_string_null, NULL },
 193   { ARRAY,  make_scanner_string("--HASH-WITH-NAMESPACE"), scanner_string_null, NULL },
 194   { ARRAY,  make_scanner_string("--NOREPLY"), scanner_string_null, __check_NOREPLY },
 195   { ARRAY,  make_scanner_string("--RANDOMIZE-REPLICA-READ"), scanner_string_null, NULL },
 196   { ARRAY,  make_scanner_string("--SORT-HOSTS"), scanner_string_null, NULL },
 197   { ARRAY,  make_scanner_string("--SUPPORT-CAS"), scanner_string_null, NULL },
 198   { ARRAY,  make_scanner_string("--TCP-NODELAY"), scanner_string_null, NULL },
 199   { ARRAY,  make_scanner_string("--TCP-KEEPALIVE"), scanner_string_null, NULL },
 200   { ARRAY,  make_scanner_string("--TCP-KEEPIDLE"), scanner_string_null, NULL },
 201   { ARRAY,  make_scanner_string("--USE-UDP"), scanner_string_null, NULL },
 202   { ARRAY,  make_scanner_string("--VERIFY-KEY"), scanner_string_null, __check_VERIFY_KEY },
 203   { NIL, scanner_string_null, scanner_string_null, NULL}
 204 };
 205
 206 scanner_variable_t namespace_strings[]= {
 207   { ARRAY, make_scanner_string("--NAMESPACE=foo"), make_scanner_string("foo"), __check_namespace },
 208   { ARRAY, make_scanner_string("--NAMESPACE=\"foo\""), make_scanner_string("foo"), __check_namespace },
 209   { ARRAY, make_scanner_string("--NAMESPACE=\"This_is_a_very_long_key\""), make_scanner_string("This_is_a_very_long_key"), __check_namespace },
 210   { NIL, scanner_string_null, scanner_string_null, NULL}
 211 };
 212
 213 scanner_variable_t distribution_strings[]= {
 214   { ARRAY,  make_scanner_string("--DISTRIBUTION=consistent"), scanner_string_null, NULL },
 215   { ARRAY,  make_scanner_string("--DISTRIBUTION=consistent,CRC"), scanner_string_null, NULL },
 216   { ARRAY,  make_scanner_string("--DISTRIBUTION=consistent,MD5"), scanner_string_null, NULL },
 217   { ARRAY,  make_scanner_string("--DISTRIBUTION=random"), scanner_string_null, __check_distribution_RANDOM },
 218   { ARRAY,  make_scanner_string("--DISTRIBUTION=modula"), scanner_string_null, NULL },
 219   { NIL, scanner_string_null, scanner_string_null, NULL}
 220 };
 221
 222 scanner_variable_t hash_strings[]= {
 223   { ARRAY,  make_scanner_string("--HASH=CRC"), scanner_string_null, NULL },
 224   { ARRAY,  make_scanner_string("--HASH=FNV1A_32"), scanner_string_null, NULL },
 225   { ARRAY,  make_scanner_string("--HASH=FNV1_32"), scanner_string_null, NULL },
 226   { ARRAY,  make_scanner_string("--HASH=JENKINS"), scanner_string_null, NULL },
 227   { ARRAY,  make_scanner_string("--HASH=MD5"), scanner_string_null, NULL },
 228   { NIL, scanner_string_null, scanner_string_null, NULL}
 229 };
 230
 231
 232 static test_return_t _test_option(scanner_variable_t *scanner, bool test_true_opt= true)
 233 {
 234   for (scanner_variable_t *ptr= scanner; ptr->type != NIL; ptr++)
 235   {
 236     memcached_st *memc= memcached(ptr->option.c_str, ptr->option.size);
 237
 238     // The case that it should have parsed, but it didn't. We will inspect
 239     // for an error with libmemcached_check_configuration()
 240     if (not memc and test_true_opt)
 241     {
 242       char buffer[2048];
 243       bool success= libmemcached_check_configuration(ptr->option.c_str, ptr->option.size, buffer, sizeof(buffer));
 244
 245       std::string temp(buffer);
 246       temp+= " with option string:";
 247       temp+= ptr->option.c_str;
 248       test_true_got(success, temp.c_str());
 249
 250       return TEST_FAILURE; // The line above should fail since memc should be null
 251     }
 252
 253     if (test_true_opt)
 254     {
 255       if (ptr->check_func)
 256       {
 257         test_return_t test_rc= (*ptr->check_func)(memc, ptr->result);
 258         if (test_rc != TEST_SUCCESS)
 259         {
 260           memcached_free(memc);
 261           return test_rc;
 262         }
 263       }
 264
 265       memcached_free(memc);
 266     }
 267     else
 268     {
 269       test_false_with(memc, ptr->option.c_str);
 270     }
 271   }
 272
 273   return TEST_SUCCESS;
 274 }
 275
 276 test_return_t server_test(memcached_st *)
 277 {
 278   return _test_option(test_server_strings);
 279 }
 280
 281 test_return_t server_with_weight_test(memcached_st *)
 282 {
 283   return _test_option(test_server_strings_with_weights);
 284 }
 285
 286 test_return_t servers_bad_test(memcached_st *)
 287 {
 288   test_return_t rc;
 289   if ((rc= _test_option(bad_test_strings, false)) != TEST_SUCCESS)
 290   {
 291     return rc;
 292   }
 293
 294   return TEST_SUCCESS;
 295 }
 296
 297 test_return_t parser_number_options_test(memcached_st*)
 298 {
 299   return _test_option(test_number_options);
 300 }
 301
 302 test_return_t parser_boolean_options_test(memcached_st*)
 303 {
 304   return _test_option(test_boolean_options);
 305 }
 306
 307 test_return_t behavior_parser_test(memcached_st*)
 308 {
 309   return TEST_SUCCESS;
 310 }
 311
 312 test_return_t parser_hash_test(memcached_st*)
 313 {
 314   return _test_option(hash_strings);
 315 }
 316
 317 test_return_t parser_distribution_test(memcached_st*)
 318 {
 319   return _test_option(distribution_strings);
 320 }
 321
 322 test_return_t parser_key_prefix_test(memcached_st*)
 323 {
 324   return _test_option(distribution_strings);
 325 }
 326
 327 test_return_t test_namespace_keyword(memcached_st*)
 328 {
 329   return _test_option(namespace_strings);
 330 }
 331
 332 #define SUPPORT_EXAMPLE_CNF "support/example.cnf"
 333
 334 test_return_t memcached_create_with_options_with_filename(memcached_st*)
 335 {
 336   if (access(SUPPORT_EXAMPLE_CNF, R_OK))
 337     return TEST_SKIPPED;
 338
 339   memcached_st *memc_ptr;
 340   memc_ptr= memcached(test_literal_param("--CONFIGURE-FILE=\"support/example.cnf\""));
 341   test_true_got(memc_ptr, "memcached() failed");
 342   memcached_free(memc_ptr);
 343
 344   return TEST_SUCCESS;
 345 }
 346
 347 test_return_t libmemcached_check_configuration_with_filename_test(memcached_st*)
 348 {
 349   if (access(SUPPORT_EXAMPLE_CNF, R_OK))
 350     return TEST_SKIPPED;
 351
 352   memcached_return_t rc;
 353   char buffer[BUFSIZ];
 354
 355   rc= libmemcached_check_configuration(test_literal_param("--CONFIGURE-FILE=\"support/example.cnf\""), buffer, sizeof(buffer));
 356   test_true_got(rc == MEMCACHED_SUCCESS, (rc == MEMCACHED_ERRNO) ? strerror(errno) : memcached_strerror(NULL, rc));
 357
 358   rc= libmemcached_check_configuration(test_literal_param("--CONFIGURE-FILE=support/example.cnf"), buffer, sizeof(buffer));
 359   test_false_with(rc == MEMCACHED_SUCCESS, memcached_strerror(NULL, rc));
 360
 361   rc= libmemcached_check_configuration(test_literal_param("--CONFIGURE-FILE=\"bad-path/example.cnf\""), buffer, sizeof(buffer));
 362   test_true_got(rc == MEMCACHED_ERRNO, memcached_strerror(NULL, rc));
 363
 364   return TEST_SUCCESS;
 365 }
 366
 367 test_return_t libmemcached_check_configuration_test(memcached_st*)
 368 {
 369   memcached_return_t rc;
 370   char buffer[BUFSIZ];
 371
 372   test_compare(MEMCACHED_SUCCESS,
 373                libmemcached_check_configuration(test_literal_param("--server=localhost"), buffer, sizeof(buffer)));
 374
 375   rc= libmemcached_check_configuration(test_literal_param("--dude=localhost"), buffer, sizeof(buffer));
 376   test_false_with(rc == MEMCACHED_SUCCESS, buffer);
 377   test_true(rc == MEMCACHED_PARSE_ERROR);
 378
 379   return TEST_SUCCESS;
 380 }
 381
 382 test_return_t memcached_create_with_options_test(memcached_st*)
 383 {
 384   memcached_st *memc_ptr;
 385   memc_ptr= memcached(test_literal_param("--server=localhost"));
 386   test_true_got(memc_ptr, memcached_last_error_message(memc_ptr));
 387   memcached_free(memc_ptr);
 388
 389   memc_ptr= memcached(test_literal_param("--dude=localhost"));
 390   test_false_with(memc_ptr, memcached_last_error_message(memc_ptr));
 391
 392   return TEST_SUCCESS;
 393 }
 394
 395 test_return_t test_include_keyword(memcached_st*)
 396 {
 397   if (access(SUPPORT_EXAMPLE_CNF, R_OK))
 398     return TEST_SKIPPED;
 399
 400   char buffer[BUFSIZ];
 401   test_compare(MEMCACHED_SUCCESS,
 402                libmemcached_check_configuration(test_literal_param("INCLUDE \"support/example.cnf\""), buffer, sizeof(buffer)));
 403
 404   return TEST_SUCCESS;
 405 }
 406
 407 test_return_t test_end_keyword(memcached_st*)
 408 {
 409   char buffer[BUFSIZ];
 410   test_compare(MEMCACHED_SUCCESS,
 411                libmemcached_check_configuration(test_literal_param("--server=localhost END bad keywords"), buffer, sizeof(buffer)));
 412
 413   return TEST_SUCCESS;
 414 }
 415
 416 test_return_t test_reset_keyword(memcached_st*)
 417 {
 418   char buffer[BUFSIZ];
 419   test_compare(MEMCACHED_SUCCESS,
 420                libmemcached_check_configuration(test_literal_param("--server=localhost reset --server=bad.com"), buffer, sizeof(buffer)));
 421
 422   return TEST_SUCCESS;
 423 }
 424
 425 test_return_t test_error_keyword(memcached_st*)
 426 {
 427   char buffer[BUFSIZ];
 428   memcached_return_t rc;
 429   rc= libmemcached_check_configuration(test_literal_param("--server=localhost ERROR --server=bad.com"), buffer, sizeof(buffer));
 430   test_true_got(rc != MEMCACHED_SUCCESS, buffer);
 431
 432   return TEST_SUCCESS;
 433 }
 434
 435 #define RANDOM_STRINGS 100
 436 test_return_t random_statement_build_test(memcached_st*)
 437 {
 438   std::vector<scanner_string_st *> option_list;
 439
 440   for (scanner_variable_t *ptr= test_server_strings; ptr->type != NIL; ptr++)
 441     option_list.push_back(&ptr->option);
 442
 443   for (scanner_variable_t *ptr= test_number_options; ptr->type != NIL; ptr++)
 444     option_list.push_back(&ptr->option);
 445
 446   for (scanner_variable_t *ptr= test_boolean_options; ptr->type != NIL; ptr++)
 447     option_list.push_back(&ptr->option);
 448
 449   for (scanner_variable_t *ptr= namespace_strings; ptr->type != NIL; ptr++)
 450     option_list.push_back(&ptr->option);
 451
 452   for (scanner_variable_t *ptr= distribution_strings; ptr->type != NIL; ptr++)
 453     option_list.push_back(&ptr->option);
 454
 455   for (scanner_variable_t *ptr= hash_strings; ptr->type != NIL; ptr++)
 456     option_list.push_back(&ptr->option);
 457
 458   bool seen_namespace= false;
 459   for (uint32_t x= 0; x < RANDOM_STRINGS; x++)
 460   {
 461     std::string random_options;
 462
 463     uint32_t number_of= random() % option_list.size();
 464     for (uint32_t options= 0; options < number_of; options++)
 465     {
 466       std::string random_string= option_list[random() % option_list.size()]->c_str;
 467       bool is_namespace= memcmp(random_string.c_str(), test_literal_param("--NAMESPACE")) == 0;
 468
 469       if (is_namespace and seen_namespace)
 470       {
 471         continue;
 472       }
 473
 474       if (is_namespace)
 475       {
 476         seen_namespace= true;
 477       }
 478
 479       random_options+= random_string;
 480       random_options+= " ";
 481     }
 482
 483     if (random_options.size() <= 1)
 484     {
 485       continue;
 486     }
 487
 488     char buffer[BUFSIZ];
 489     memcached_return_t rc= libmemcached_check_configuration(random_options.c_str(), random_options.size() -1, buffer, sizeof(buffer));
 490
 491     if (memcached_failed(rc))
 492     {
 493       Error << "libmemcached_check_configuration(" << random_options << ") : " << buffer;
 494       return TEST_FAILURE;
 495     }
 496   }
 497
 498   return TEST_SUCCESS;
 499 }
 500
 501 static memcached_return_t dump_server_information(const memcached_st *,
 502                                                   const memcached_server_st *instance,
 503                                                   void *)
 504 {
 505   if (strcmp(memcached_server_name(instance), "localhost"))
 506   {
 507     assert(not memcached_server_name(instance));
 508     return MEMCACHED_FAILURE;
 509   }
 510
 511   if (memcached_server_port(instance) < 8888 or memcached_server_port(instance) > 8892)
 512   {
 513     assert(not memcached_server_port(instance));
 514     return MEMCACHED_FAILURE;
 515   }
 516
 517   if (instance->weight > 5 or instance->weight < 2)
 518   {
 519     assert(not instance->weight);
 520     return MEMCACHED_FAILURE;
 521   }
 522
 523   return MEMCACHED_SUCCESS;
 524 }
 525
 526
 527 test_return_t test_hostname_port_weight(memcached_st *)
 528 {
 529   const char *server_string= "--server=localhost:8888/?2 --server=localhost:8889/?3 --server=localhost:8890/?4 --server=localhost:8891/?5 --server=localhost:8892/?3";
 530   char buffer[BUFSIZ];
 531
 532   test_compare_got(MEMCACHED_SUCCESS,
 533                    libmemcached_check_configuration(server_string, strlen(server_string), buffer, sizeof(buffer)), buffer);
 534
 535   memcached_st *memc= memcached(server_string, strlen(server_string));
 536   test_true(memc);
 537
 538   memcached_server_fn callbacks[]= { dump_server_information };
 539   test_true(memcached_success(memcached_server_cursor(memc, callbacks, NULL, 1)));
 540
 541   memcached_free(memc);
 542
 543   return TEST_SUCCESS;
 544 }
 545
 546 struct socket_weight_t {
 547   const char *socket;
 548   size_t weight;
 549 };
 550
 551 static memcached_return_t dump_socket_information(const memcached_st *,
 552                                                   const memcached_server_st *instance,
 553                                                   void *context)
 554 {
 555   socket_weight_t *check= (socket_weight_t *)context;
 556
 557   if (strcmp(memcached_server_name(instance), check->socket))
 558   {
 559     Error << memcached_server_name(instance) << " != " << check->socket;
 560     return MEMCACHED_FAILURE;
 561   }
 562
 563   if (instance->weight == check->weight)
 564   {
 565     return MEMCACHED_SUCCESS;
 566   }
 567
 568   return MEMCACHED_FAILURE;
 569 }
 570
 571 test_return_t test_parse_socket(memcached_st *)
 572 {
 573   char buffer[BUFSIZ];
 574
 575   memcached_server_fn callbacks[]= { dump_socket_information };
 576   {
 577     test_compare_got(MEMCACHED_SUCCESS,
 578                      libmemcached_check_configuration(test_literal_param("--socket=\"/tmp/foo\""), buffer, sizeof(buffer)),
 579                      buffer);
 580
 581     memcached_st *memc= memcached(test_literal_param("--socket=\"/tmp/foo\""));
 582     test_true(memc);
 583     socket_weight_t check= { "/tmp/foo", 1 };
 584     test_compare(MEMCACHED_SUCCESS,
 585                  memcached_server_cursor(memc, callbacks, &check, 1));
 586     memcached_free(memc);
 587   }
 588
 589   {
 590     test_compare_got(MEMCACHED_SUCCESS,
 591                      libmemcached_check_configuration(test_literal_param("--socket=\"/tmp/foo\"/?23"), buffer, sizeof(buffer)),
 592                      buffer);
 593
 594     memcached_st *memc= memcached(test_literal_param("--socket=\"/tmp/foo\"/?23"));
 595     test_true(memc);
 596     socket_weight_t check= { "/tmp/foo", 23 };
 597     test_compare(MEMCACHED_SUCCESS,
 598                  memcached_server_cursor(memc, callbacks, &check, 1));
 599     memcached_free(memc);
 600   }
 601
 602   return TEST_SUCCESS;
 603 }
 604
 605 /*
 606   By setting the timeout value to zero, we force poll() to return immediatly.
 607 */
 608 test_return_t regression_bug_71231153_connect(memcached_st *)
 609 {
 610   if (libmemcached_util_ping("10.0.2.252", 0, NULL)) // If for whatever reason someone has a host at this address, skip
 611     return TEST_SKIPPED;
 612
 613   { // Test the connect-timeout, on a bad host we should get MEMCACHED_CONNECTION_FAILURE
 614     memcached_st *memc= memcached(test_literal_param("--SERVER=10.0.2.252 --CONNECT-TIMEOUT=0"));
 615     test_true(memc);
 616     test_zero(memc->connect_timeout);
 617     test_compare(MEMCACHED_DEFAULT_TIMEOUT, memc->poll_timeout);
 618
 619     memcached_return_t rc;
 620     size_t value_len;
 621     char *value= memcached_get(memc, test_literal_param("test"), &value_len, NULL, &rc);
 622     test_false(value);
 623     test_zero(value_len);
 624     test_compare_got(MEMCACHED_TIMEOUT, rc, memcached_last_error_message(memc));
 625
 626     memcached_free(memc);
 627   }
 628
 629   return TEST_SUCCESS;
 630 }
 631
 632 test_return_t regression_bug_71231153_poll(memcached_st *)
 633 {
 634   if (libmemcached_util_ping("10.0.2.252", 0, NULL)) // If for whatever reason someone has a host at this address, skip
 635     return TEST_SKIPPED;
 636
 637   { // Test the poll timeout, on a bad host we should get MEMCACHED_CONNECTION_FAILURE
 638     memcached_st *memc= memcached(test_literal_param("--SERVER=10.0.2.252 --POLL-TIMEOUT=0"));
 639     test_true(memc);
 640     test_compare(MEMCACHED_DEFAULT_CONNECT_TIMEOUT, memc->connect_timeout);
 641     test_zero(memc->poll_timeout);
 642
 643     memcached_return_t rc;
 644     size_t value_len;
 645     char *value= memcached_get(memc, test_literal_param("test"), &value_len, NULL, &rc);
 646     test_false(value);
 647     test_zero(value_len);
 648     test_compare_got(MEMCACHED_TIMEOUT, rc, memcached_last_error_message(memc));
 649
 650     memcached_free(memc);
 651   }
 652
 653   return TEST_SUCCESS;
 654 }