external/bsd/atf/dist/atf-c++/utils_test.cpp

   1 //
   2 // Automated Testing Framework (atf)
   3 //
   4 // Copyright (c) 2007 The NetBSD Foundation, Inc.
   5 // All rights reserved.
   6 //
   7 // Redistribution and use in source and binary forms, with or without
   8 // modification, are permitted provided that the following conditions
   9 // are met:
  10 // 1. Redistributions of source code must retain the above copyright
  11 //    notice, this list of conditions and the following disclaimer.
  12 // 2. Redistributions in binary form must reproduce the above copyright
  13 //    notice, this list of conditions and the following disclaimer in the
  14 //    documentation and/or other materials provided with the distribution.
  15 //
  16 // THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND
  17 // CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
  18 // INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  19 // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20 // IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
  21 // DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  22 // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
  23 // GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  24 // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
  25 // IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  26 // OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
  27 // IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28 //
  29
  30 extern "C" {
  31 #include <sys/stat.h>
  32 #include <sys/wait.h>
  33
  34 #include <fcntl.h>
  35 #include <unistd.h>
  36 }
  37
  38 #include <cstdlib>
  39 #include <iostream>
  40 #include <set>
  41 #include <string>
  42 #include <vector>
  43
  44 #include "macros.hpp"
  45 #include "utils.hpp"
  46
  47 #include "detail/test_helpers.hpp"
  48
  49 static std::string
  50 read_file(const char *path)
  51 {
  52     char buffer[1024];
  53
  54     const int fd = open(path, O_RDONLY);
  55     if (fd == -1)
  56         ATF_FAIL("Cannot open " + std::string(path));
  57     const ssize_t length = read(fd, buffer, sizeof(buffer) - 1);
  58     close(fd);
  59     ATF_REQUIRE(length != -1);
  60     if (length == sizeof(buffer) - 1)
  61         ATF_FAIL("Internal buffer not long enough to read temporary file");
  62     ((char *)buffer)[length] = '\0';
  63
  64     return buffer;
  65 }
  66
  67 // ------------------------------------------------------------------------
  68 // Tests cases for the free functions.
  69 // ------------------------------------------------------------------------
  70
  71 ATF_TEST_CASE_WITHOUT_HEAD(cat_file__empty);
  72 ATF_TEST_CASE_BODY(cat_file__empty)
  73 {
  74     atf::utils::create_file("file.txt", "");
  75     atf::utils::redirect(STDOUT_FILENO, "captured.txt");
  76     atf::utils::cat_file("file.txt", "PREFIX");
  77     std::cout.flush();
  78     close(STDOUT_FILENO);
  79
  80     ATF_REQUIRE_EQ("", read_file("captured.txt"));
  81 }
  82
  83 ATF_TEST_CASE_WITHOUT_HEAD(cat_file__one_line);
  84 ATF_TEST_CASE_BODY(cat_file__one_line)
  85 {
  86     atf::utils::create_file("file.txt", "This is a single line\n");
  87     atf::utils::redirect(STDOUT_FILENO, "captured.txt");
  88     atf::utils::cat_file("file.txt", "PREFIX");
  89     std::cout.flush();
  90     close(STDOUT_FILENO);
  91
  92     ATF_REQUIRE_EQ("PREFIXThis is a single line\n", read_file("captured.txt"));
  93 }
  94
  95 ATF_TEST_CASE_WITHOUT_HEAD(cat_file__several_lines);
  96 ATF_TEST_CASE_BODY(cat_file__several_lines)
  97 {
  98     atf::utils::create_file("file.txt", "First\nSecond line\nAnd third\n");
  99     atf::utils::redirect(STDOUT_FILENO, "captured.txt");
 100     atf::utils::cat_file("file.txt", ">");
 101     std::cout.flush();
 102     close(STDOUT_FILENO);
 103
 104     ATF_REQUIRE_EQ(">First\n>Second line\n>And third\n",
 105                    read_file("captured.txt"));
 106 }
 107
 108 ATF_TEST_CASE_WITHOUT_HEAD(cat_file__no_newline_eof);
 109 ATF_TEST_CASE_BODY(cat_file__no_newline_eof)
 110 {
 111     atf::utils::create_file("file.txt", "Foo\n bar baz");
 112     atf::utils::redirect(STDOUT_FILENO, "captured.txt");
 113     atf::utils::cat_file("file.txt", "PREFIX");
 114     std::cout.flush();
 115     close(STDOUT_FILENO);
 116
 117     ATF_REQUIRE_EQ("PREFIXFoo\nPREFIX bar baz", read_file("captured.txt"));
 118 }
 119
 120 ATF_TEST_CASE_WITHOUT_HEAD(compare_file__empty__match);
 121 ATF_TEST_CASE_BODY(compare_file__empty__match)
 122 {
 123     atf::utils::create_file("test.txt", "");
 124     ATF_REQUIRE(atf::utils::compare_file("test.txt", ""));
 125 }
 126
 127 ATF_TEST_CASE_WITHOUT_HEAD(compare_file__empty__not_match);
 128 ATF_TEST_CASE_BODY(compare_file__empty__not_match)
 129 {
 130     atf::utils::create_file("test.txt", "");
 131     ATF_REQUIRE(!atf::utils::compare_file("test.txt", "\n"));
 132     ATF_REQUIRE(!atf::utils::compare_file("test.txt", "foo"));
 133     ATF_REQUIRE(!atf::utils::compare_file("test.txt", " "));
 134 }
 135
 136 ATF_TEST_CASE_WITHOUT_HEAD(compare_file__short__match);
 137 ATF_TEST_CASE_BODY(compare_file__short__match)
 138 {
 139     atf::utils::create_file("test.txt", "this is a short file");
 140     ATF_REQUIRE(atf::utils::compare_file("test.txt", "this is a short file"));
 141 }
 142
 143 ATF_TEST_CASE_WITHOUT_HEAD(compare_file__short__not_match);
 144 ATF_TEST_CASE_BODY(compare_file__short__not_match)
 145 {
 146     atf::utils::create_file("test.txt", "this is a short file");
 147     ATF_REQUIRE(!atf::utils::compare_file("test.txt", ""));
 148     ATF_REQUIRE(!atf::utils::compare_file("test.txt", "\n"));
 149     ATF_REQUIRE(!atf::utils::compare_file("test.txt", "this is a Short file"));
 150     ATF_REQUIRE(!atf::utils::compare_file("test.txt", "this is a short fil"));
 151     ATF_REQUIRE(!atf::utils::compare_file("test.txt", "this is a short file "));
 152 }
 153
 154 ATF_TEST_CASE_WITHOUT_HEAD(compare_file__long__match);
 155 ATF_TEST_CASE_BODY(compare_file__long__match)
 156 {
 157     char long_contents[3456];
 158     size_t i = 0;
 159     for (; i < sizeof(long_contents) - 1; i++)
 160         long_contents[i] = '0' + (i % 10);
 161     long_contents[i] = '\0';
 162     atf::utils::create_file("test.txt", long_contents);
 163
 164     ATF_REQUIRE(atf::utils::compare_file("test.txt", long_contents));
 165 }
 166
 167 ATF_TEST_CASE_WITHOUT_HEAD(compare_file__long__not_match);
 168 ATF_TEST_CASE_BODY(compare_file__long__not_match)
 169 {
 170     char long_contents[3456];
 171     size_t i = 0;
 172     for (; i < sizeof(long_contents) - 1; i++)
 173         long_contents[i] = '0' + (i % 10);
 174     long_contents[i] = '\0';
 175     atf::utils::create_file("test.txt", long_contents);
 176
 177     ATF_REQUIRE(!atf::utils::compare_file("test.txt", ""));
 178     ATF_REQUIRE(!atf::utils::compare_file("test.txt", "\n"));
 179     ATF_REQUIRE(!atf::utils::compare_file("test.txt", "0123456789"));
 180     long_contents[i - 1] = 'Z';
 181     ATF_REQUIRE(!atf::utils::compare_file("test.txt", long_contents));
 182 }
 183
 184 ATF_TEST_CASE_WITHOUT_HEAD(copy_file__empty);
 185 ATF_TEST_CASE_BODY(copy_file__empty)
 186 {
 187     atf::utils::create_file("src.txt", "");
 188     ATF_REQUIRE(chmod("src.txt", 0520) != -1);
 189
 190     atf::utils::copy_file("src.txt", "dest.txt");
 191     ATF_REQUIRE(atf::utils::compare_file("dest.txt", ""));
 192     struct stat sb;
 193     ATF_REQUIRE(stat("dest.txt", &sb) != -1);
 194     ATF_REQUIRE_EQ(0520, sb.st_mode & 0xfff);
 195 }
 196
 197 ATF_TEST_CASE_WITHOUT_HEAD(copy_file__some_contents);
 198 ATF_TEST_CASE_BODY(copy_file__some_contents)
 199 {
 200     atf::utils::create_file("src.txt", "This is a\ntest file\n");
 201     atf::utils::copy_file("src.txt", "dest.txt");
 202     ATF_REQUIRE(atf::utils::compare_file("dest.txt", "This is a\ntest file\n"));
 203 }
 204
 205 ATF_TEST_CASE_WITHOUT_HEAD(create_file);
 206 ATF_TEST_CASE_BODY(create_file)
 207 {
 208     atf::utils::create_file("test.txt", "This is a %d test");
 209
 210     ATF_REQUIRE_EQ("This is a %d test", read_file("test.txt"));
 211 }
 212
 213 ATF_TEST_CASE_WITHOUT_HEAD(file_exists);
 214 ATF_TEST_CASE_BODY(file_exists)
 215 {
 216     atf::utils::create_file("test.txt", "foo");
 217
 218     ATF_REQUIRE( atf::utils::file_exists("test.txt"));
 219     ATF_REQUIRE( atf::utils::file_exists("./test.txt"));
 220     ATF_REQUIRE(!atf::utils::file_exists("./test.tx"));
 221     ATF_REQUIRE(!atf::utils::file_exists("test.txt2"));
 222 }
 223
 224 ATF_TEST_CASE_WITHOUT_HEAD(fork);
 225 ATF_TEST_CASE_BODY(fork)
 226 {
 227     std::cout << "Should not get into child\n";
 228     std::cerr << "Should not get into child\n";
 229     pid_t pid = atf::utils::fork();
 230     if (pid == 0) {
 231         std::cout << "Child stdout\n";
 232         std::cerr << "Child stderr\n";
 233         exit(EXIT_SUCCESS);
 234     }
 235
 236     int status;
 237     ATF_REQUIRE(waitpid(pid, &status, 0) != -1);
 238     ATF_REQUIRE(WIFEXITED(status));
 239     ATF_REQUIRE_EQ(EXIT_SUCCESS, WEXITSTATUS(status));
 240
 241     ATF_REQUIRE_EQ("Child stdout\n", read_file("atf_utils_fork_out.txt"));
 242     ATF_REQUIRE_EQ("Child stderr\n", read_file("atf_utils_fork_err.txt"));
 243 }
 244
 245 ATF_TEST_CASE_WITHOUT_HEAD(grep_collection__set);
 246 ATF_TEST_CASE_BODY(grep_collection__set)
 247 {
 248     std::set< std::string > strings;
 249     strings.insert("First");
 250     strings.insert("Second");
 251
 252     ATF_REQUIRE( atf::utils::grep_collection("irs", strings));
 253     ATF_REQUIRE( atf::utils::grep_collection("cond", strings));
 254     ATF_REQUIRE(!atf::utils::grep_collection("Third", strings));
 255 }
 256
 257 ATF_TEST_CASE_WITHOUT_HEAD(grep_collection__vector);
 258 ATF_TEST_CASE_BODY(grep_collection__vector)
 259 {
 260     std::vector< std::string > strings;
 261     strings.push_back("First");
 262     strings.push_back("Second");
 263
 264     ATF_REQUIRE( atf::utils::grep_collection("irs", strings));
 265     ATF_REQUIRE( atf::utils::grep_collection("cond", strings));
 266     ATF_REQUIRE(!atf::utils::grep_collection("Third", strings));
 267 }
 268
 269 ATF_TEST_CASE_WITHOUT_HEAD(grep_file);
 270 ATF_TEST_CASE_BODY(grep_file)
 271 {
 272     atf::utils::create_file("test.txt", "line1\nthe second line\naaaabbbb\n");
 273
 274     ATF_REQUIRE(atf::utils::grep_file("line1", "test.txt"));
 275     ATF_REQUIRE(atf::utils::grep_file("second line", "test.txt"));
 276     ATF_REQUIRE(atf::utils::grep_file("aa.*bb", "test.txt"));
 277     ATF_REQUIRE(!atf::utils::grep_file("foo", "test.txt"));
 278     ATF_REQUIRE(!atf::utils::grep_file("bar", "test.txt"));
 279     ATF_REQUIRE(!atf::utils::grep_file("aaaaa", "test.txt"));
 280 }
 281
 282 ATF_TEST_CASE_WITHOUT_HEAD(grep_string);
 283 ATF_TEST_CASE_BODY(grep_string)
 284 {
 285     const char *str = "a string - aaaabbbb";
 286     ATF_REQUIRE(atf::utils::grep_string("a string", str));
 287     ATF_REQUIRE(atf::utils::grep_string("^a string", str));
 288     ATF_REQUIRE(atf::utils::grep_string("aaaabbbb$", str));
 289     ATF_REQUIRE(atf::utils::grep_string("aa.*bb", str));
 290     ATF_REQUIRE(!atf::utils::grep_string("foo", str));
 291     ATF_REQUIRE(!atf::utils::grep_string("bar", str));
 292     ATF_REQUIRE(!atf::utils::grep_string("aaaaa", str));
 293 }
 294
 295 ATF_TEST_CASE_WITHOUT_HEAD(redirect__stdout);
 296 ATF_TEST_CASE_BODY(redirect__stdout)
 297 {
 298     std::cout << "Buffer this";
 299     atf::utils::redirect(STDOUT_FILENO, "captured.txt");
 300     std::cout << "The printed message";
 301     std::cout.flush();
 302
 303     ATF_REQUIRE_EQ("The printed message", read_file("captured.txt"));
 304 }
 305
 306 ATF_TEST_CASE_WITHOUT_HEAD(redirect__stderr);
 307 ATF_TEST_CASE_BODY(redirect__stderr)
 308 {
 309     std::cerr << "Buffer this";
 310     atf::utils::redirect(STDERR_FILENO, "captured.txt");
 311     std::cerr << "The printed message";
 312     std::cerr.flush();
 313
 314     ATF_REQUIRE_EQ("The printed message", read_file("captured.txt"));
 315 }
 316
 317 ATF_TEST_CASE_WITHOUT_HEAD(redirect__other);
 318 ATF_TEST_CASE_BODY(redirect__other)
 319 {
 320     const std::string message = "Foo bar\nbaz\n";
 321     atf::utils::redirect(15, "captured.txt");
 322     ATF_REQUIRE(write(15, message.c_str(), message.length()) != -1);
 323     close(15);
 324
 325     ATF_REQUIRE_EQ(message, read_file("captured.txt"));
 326 }
 327
 328 static void
 329 fork_and_wait(const int exitstatus, const char* expout, const char* experr)
 330 {
 331     const pid_t pid = atf::utils::fork();
 332     if (pid == 0) {
 333         std::cout << "Some output\n";
 334         std::cerr << "Some error\n";
 335         exit(123);
 336     }
 337     atf::utils::wait(pid, exitstatus, expout, experr);
 338     exit(EXIT_SUCCESS);
 339 }
 340
 341 ATF_TEST_CASE_WITHOUT_HEAD(wait__ok);
 342 ATF_TEST_CASE_BODY(wait__ok)
 343 {
 344     const pid_t control = fork();
 345     ATF_REQUIRE(control != -1);
 346     if (control == 0)
 347         fork_and_wait(123, "Some output\n", "Some error\n");
 348     else {
 349         int status;
 350         ATF_REQUIRE(waitpid(control, &status, 0) != -1);
 351         ATF_REQUIRE(WIFEXITED(status));
 352         ATF_REQUIRE_EQ(EXIT_SUCCESS, WEXITSTATUS(status));
 353     }
 354 }
 355
 356 ATF_TEST_CASE_WITHOUT_HEAD(wait__invalid_exitstatus);
 357 ATF_TEST_CASE_BODY(wait__invalid_exitstatus)
 358 {
 359     const pid_t control = fork();
 360     ATF_REQUIRE(control != -1);
 361     if (control == 0)
 362         fork_and_wait(120, "Some output\n", "Some error\n");
 363     else {
 364         int status;
 365         ATF_REQUIRE(waitpid(control, &status, 0) != -1);
 366         ATF_REQUIRE(WIFEXITED(status));
 367         ATF_REQUIRE_EQ(EXIT_FAILURE, WEXITSTATUS(status));
 368     }
 369 }
 370
 371 ATF_TEST_CASE_WITHOUT_HEAD(wait__invalid_stdout);
 372 ATF_TEST_CASE_BODY(wait__invalid_stdout)
 373 {
 374     const pid_t control = fork();
 375     ATF_REQUIRE(control != -1);
 376     if (control == 0)
 377         fork_and_wait(123, "Some output foo\n", "Some error\n");
 378     else {
 379         int status;
 380         ATF_REQUIRE(waitpid(control, &status, 0) != -1);
 381         ATF_REQUIRE(WIFEXITED(status));
 382         ATF_REQUIRE_EQ(EXIT_FAILURE, WEXITSTATUS(status));
 383     }
 384 }
 385
 386 ATF_TEST_CASE_WITHOUT_HEAD(wait__invalid_stderr);
 387 ATF_TEST_CASE_BODY(wait__invalid_stderr)
 388 {
 389     const pid_t control = fork();
 390     ATF_REQUIRE(control != -1);
 391     if (control == 0)
 392         fork_and_wait(123, "Some output\n", "Some error foo\n");
 393     else {
 394         int status;
 395         ATF_REQUIRE(waitpid(control, &status, 0) != -1);
 396         ATF_REQUIRE(WIFEXITED(status));
 397         ATF_REQUIRE_EQ(EXIT_FAILURE, WEXITSTATUS(status));
 398     }
 399 }
 400
 401 ATF_TEST_CASE_WITHOUT_HEAD(wait__save_stdout);
 402 ATF_TEST_CASE_BODY(wait__save_stdout)
 403 {
 404     const pid_t control = fork();
 405     ATF_REQUIRE(control != -1);
 406     if (control == 0)
 407         fork_and_wait(123, "save:my-output.txt", "Some error\n");
 408     else {
 409         int status;
 410         ATF_REQUIRE(waitpid(control, &status, 0) != -1);
 411         ATF_REQUIRE(WIFEXITED(status));
 412         ATF_REQUIRE_EQ(EXIT_SUCCESS, WEXITSTATUS(status));
 413
 414         ATF_REQUIRE(atf::utils::compare_file("my-output.txt", "Some output\n"));
 415     }
 416 }
 417
 418 ATF_TEST_CASE_WITHOUT_HEAD(wait__save_stderr);
 419 ATF_TEST_CASE_BODY(wait__save_stderr)
 420 {
 421     const pid_t control = fork();
 422     ATF_REQUIRE(control != -1);
 423     if (control == 0)
 424         fork_and_wait(123, "Some output\n", "save:my-output.txt");
 425     else {
 426         int status;
 427         ATF_REQUIRE(waitpid(control, &status, 0) != -1);
 428         ATF_REQUIRE(WIFEXITED(status));
 429         ATF_REQUIRE_EQ(EXIT_SUCCESS, WEXITSTATUS(status));
 430
 431         ATF_REQUIRE(atf::utils::compare_file("my-output.txt", "Some error\n"));
 432     }
 433 }
 434
 435 // ------------------------------------------------------------------------
 436 // Tests cases for the header file.
 437 // ------------------------------------------------------------------------
 438
 439 HEADER_TC(include, "atf-c++/utils.hpp");
 440
 441 // ------------------------------------------------------------------------
 442 // Main.
 443 // ------------------------------------------------------------------------
 444
 445 ATF_INIT_TEST_CASES(tcs)
 446 {
 447     // Add the test for the free functions.
 448     ATF_ADD_TEST_CASE(tcs, cat_file__empty);
 449     ATF_ADD_TEST_CASE(tcs, cat_file__one_line);
 450     ATF_ADD_TEST_CASE(tcs, cat_file__several_lines);
 451     ATF_ADD_TEST_CASE(tcs, cat_file__no_newline_eof);
 452
 453     ATF_ADD_TEST_CASE(tcs, compare_file__empty__match);
 454     ATF_ADD_TEST_CASE(tcs, compare_file__empty__not_match);
 455     ATF_ADD_TEST_CASE(tcs, compare_file__short__match);
 456     ATF_ADD_TEST_CASE(tcs, compare_file__short__not_match);
 457     ATF_ADD_TEST_CASE(tcs, compare_file__long__match);
 458     ATF_ADD_TEST_CASE(tcs, compare_file__long__not_match);
 459
 460     ATF_ADD_TEST_CASE(tcs, copy_file__empty);
 461     ATF_ADD_TEST_CASE(tcs, copy_file__some_contents);
 462
 463     ATF_ADD_TEST_CASE(tcs, create_file);
 464
 465     ATF_ADD_TEST_CASE(tcs, file_exists);
 466
 467     ATF_ADD_TEST_CASE(tcs, fork);
 468
 469     ATF_ADD_TEST_CASE(tcs, grep_collection__set);
 470     ATF_ADD_TEST_CASE(tcs, grep_collection__vector);
 471     ATF_ADD_TEST_CASE(tcs, grep_file);
 472     ATF_ADD_TEST_CASE(tcs, grep_string);
 473
 474     ATF_ADD_TEST_CASE(tcs, redirect__stdout);
 475     ATF_ADD_TEST_CASE(tcs, redirect__stderr);
 476     ATF_ADD_TEST_CASE(tcs, redirect__other);
 477
 478     ATF_ADD_TEST_CASE(tcs, wait__ok);
 479     ATF_ADD_TEST_CASE(tcs, wait__invalid_exitstatus);
 480     ATF_ADD_TEST_CASE(tcs, wait__invalid_stdout);
 481     ATF_ADD_TEST_CASE(tcs, wait__invalid_stderr);
 482     ATF_ADD_TEST_CASE(tcs, wait__save_stdout);
 483     ATF_ADD_TEST_CASE(tcs, wait__save_stderr);
 484
 485     // Add the test cases for the header file.
 486     ATF_ADD_TEST_CASE(tcs, include);
 487 }