external/bsd/atf/dist/atf-c++/detail/fs_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/types.h>
  32 #include <sys/stat.h>
  33 }
  34
  35 #include <fstream>
  36 #include <cerrno>
  37 #include <cstdio>
  38
  39 #include "../macros.hpp"
  40
  41 #include "exceptions.hpp"
  42 #include "fs.hpp"
  43
  44 // ------------------------------------------------------------------------
  45 // Auxiliary functions.
  46 // ------------------------------------------------------------------------
  47
  48 static
  49 void
  50 create_files(void)
  51 {
  52     ::mkdir("files", 0755);
  53     ::mkdir("files/dir", 0755);
  54
  55     std::ofstream os("files/reg");
  56     os.close();
  57
  58     // TODO: Should create all other file types (blk, chr, fifo, lnk, sock)
  59     // and test for them... but the underlying file system may not support
  60     // most of these.  Specially as we are working on /tmp, which can be
  61     // mounted with flags such as "nodev".  See how to deal with this
  62     // situation.
  63 }
  64
  65 // ------------------------------------------------------------------------
  66 // Test cases for the "path" class.
  67 // ------------------------------------------------------------------------
  68
  69 ATF_TEST_CASE(path_normalize);
  70 ATF_TEST_CASE_HEAD(path_normalize)
  71 {
  72     set_md_var("descr", "Tests the path's normalization");
  73 }
  74 ATF_TEST_CASE_BODY(path_normalize)
  75 {
  76     using atf::fs::path;
  77
  78     ATF_REQUIRE_EQ(path(".").str(), ".");
  79     ATF_REQUIRE_EQ(path("..").str(), "..");
  80
  81     ATF_REQUIRE_EQ(path("foo").str(), "foo");
  82     ATF_REQUIRE_EQ(path("foo/bar").str(), "foo/bar");
  83     ATF_REQUIRE_EQ(path("foo/bar/").str(), "foo/bar");
  84
  85     ATF_REQUIRE_EQ(path("/foo").str(), "/foo");
  86     ATF_REQUIRE_EQ(path("/foo/bar").str(), "/foo/bar");
  87     ATF_REQUIRE_EQ(path("/foo/bar/").str(), "/foo/bar");
  88
  89     ATF_REQUIRE_EQ(path("///foo").str(), "/foo");
  90     ATF_REQUIRE_EQ(path("///foo///bar").str(), "/foo/bar");
  91     ATF_REQUIRE_EQ(path("///foo///bar///").str(), "/foo/bar");
  92 }
  93
  94 ATF_TEST_CASE(path_is_absolute);
  95 ATF_TEST_CASE_HEAD(path_is_absolute)
  96 {
  97     set_md_var("descr", "Tests the path::is_absolute function");
  98 }
  99 ATF_TEST_CASE_BODY(path_is_absolute)
 100 {
 101     using atf::fs::path;
 102
 103     ATF_REQUIRE( path("/").is_absolute());
 104     ATF_REQUIRE( path("////").is_absolute());
 105     ATF_REQUIRE( path("////a").is_absolute());
 106     ATF_REQUIRE( path("//a//").is_absolute());
 107     ATF_REQUIRE(!path("a////").is_absolute());
 108     ATF_REQUIRE(!path("../foo").is_absolute());
 109 }
 110
 111 ATF_TEST_CASE(path_is_root);
 112 ATF_TEST_CASE_HEAD(path_is_root)
 113 {
 114     set_md_var("descr", "Tests the path::is_root function");
 115 }
 116 ATF_TEST_CASE_BODY(path_is_root)
 117 {
 118     using atf::fs::path;
 119
 120     ATF_REQUIRE( path("/").is_root());
 121     ATF_REQUIRE( path("////").is_root());
 122     ATF_REQUIRE(!path("////a").is_root());
 123     ATF_REQUIRE(!path("//a//").is_root());
 124     ATF_REQUIRE(!path("a////").is_root());
 125     ATF_REQUIRE(!path("../foo").is_root());
 126 }
 127
 128 ATF_TEST_CASE(path_branch_path);
 129 ATF_TEST_CASE_HEAD(path_branch_path)
 130 {
 131     set_md_var("descr", "Tests the path::branch_path function");
 132 }
 133 ATF_TEST_CASE_BODY(path_branch_path)
 134 {
 135     using atf::fs::path;
 136
 137     ATF_REQUIRE_EQ(path(".").branch_path().str(), ".");
 138     ATF_REQUIRE_EQ(path("foo").branch_path().str(), ".");
 139     ATF_REQUIRE_EQ(path("foo/bar").branch_path().str(), "foo");
 140     ATF_REQUIRE_EQ(path("/foo").branch_path().str(), "/");
 141     ATF_REQUIRE_EQ(path("/foo/bar").branch_path().str(), "/foo");
 142 }
 143
 144 ATF_TEST_CASE(path_leaf_name);
 145 ATF_TEST_CASE_HEAD(path_leaf_name)
 146 {
 147     set_md_var("descr", "Tests the path::leaf_name function");
 148 }
 149 ATF_TEST_CASE_BODY(path_leaf_name)
 150 {
 151     using atf::fs::path;
 152
 153     ATF_REQUIRE_EQ(path(".").leaf_name(), ".");
 154     ATF_REQUIRE_EQ(path("foo").leaf_name(), "foo");
 155     ATF_REQUIRE_EQ(path("foo/bar").leaf_name(), "bar");
 156     ATF_REQUIRE_EQ(path("/foo").leaf_name(), "foo");
 157     ATF_REQUIRE_EQ(path("/foo/bar").leaf_name(), "bar");
 158 }
 159
 160 ATF_TEST_CASE(path_compare_equal);
 161 ATF_TEST_CASE_HEAD(path_compare_equal)
 162 {
 163     set_md_var("descr", "Tests the comparison for equality between paths");
 164 }
 165 ATF_TEST_CASE_BODY(path_compare_equal)
 166 {
 167     using atf::fs::path;
 168
 169     ATF_REQUIRE(path("/") == path("///"));
 170     ATF_REQUIRE(path("/a") == path("///a"));
 171     ATF_REQUIRE(path("/a") == path("///a///"));
 172
 173     ATF_REQUIRE(path("a/b/c") == path("a//b//c"));
 174     ATF_REQUIRE(path("a/b/c") == path("a//b//c///"));
 175 }
 176
 177 ATF_TEST_CASE(path_compare_different);
 178 ATF_TEST_CASE_HEAD(path_compare_different)
 179 {
 180     set_md_var("descr", "Tests the comparison for difference between paths");
 181 }
 182 ATF_TEST_CASE_BODY(path_compare_different)
 183 {
 184     using atf::fs::path;
 185
 186     ATF_REQUIRE(path("/") != path("//a/"));
 187     ATF_REQUIRE(path("/a") != path("a///"));
 188
 189     ATF_REQUIRE(path("a/b/c") != path("a/b"));
 190     ATF_REQUIRE(path("a/b/c") != path("a//b"));
 191     ATF_REQUIRE(path("a/b/c") != path("/a/b/c"));
 192     ATF_REQUIRE(path("a/b/c") != path("/a//b//c"));
 193 }
 194
 195 ATF_TEST_CASE(path_concat);
 196 ATF_TEST_CASE_HEAD(path_concat)
 197 {
 198     set_md_var("descr", "Tests the concatenation of multiple paths");
 199 }
 200 ATF_TEST_CASE_BODY(path_concat)
 201 {
 202     using atf::fs::path;
 203
 204     ATF_REQUIRE_EQ((path("foo") / "bar").str(), "foo/bar");
 205     ATF_REQUIRE_EQ((path("foo/") / "/bar").str(), "foo/bar");
 206     ATF_REQUIRE_EQ((path("foo/") / "/bar/baz").str(), "foo/bar/baz");
 207     ATF_REQUIRE_EQ((path("foo/") / "///bar///baz").str(), "foo/bar/baz");
 208 }
 209
 210 ATF_TEST_CASE(path_to_absolute);
 211 ATF_TEST_CASE_HEAD(path_to_absolute)
 212 {
 213     set_md_var("descr", "Tests the conversion of a relative path to an "
 214                "absolute one");
 215 }
 216 ATF_TEST_CASE_BODY(path_to_absolute)
 217 {
 218     using atf::fs::file_info;
 219     using atf::fs::path;
 220
 221     create_files();
 222
 223     {
 224         const path p(".");
 225         path pa = p.to_absolute();
 226         ATF_REQUIRE(pa.is_absolute());
 227
 228         file_info fi(p);
 229         file_info fia(pa);
 230         ATF_REQUIRE_EQ(fi.get_device(), fia.get_device());
 231         ATF_REQUIRE_EQ(fi.get_inode(), fia.get_inode());
 232     }
 233
 234     {
 235         const path p("files/reg");
 236         path pa = p.to_absolute();
 237         ATF_REQUIRE(pa.is_absolute());
 238
 239         file_info fi(p);
 240         file_info fia(pa);
 241         ATF_REQUIRE_EQ(fi.get_device(), fia.get_device());
 242         ATF_REQUIRE_EQ(fi.get_inode(), fia.get_inode());
 243     }
 244 }
 245
 246 ATF_TEST_CASE(path_op_less);
 247 ATF_TEST_CASE_HEAD(path_op_less)
 248 {
 249     set_md_var("descr", "Tests that the path's less-than operator works");
 250 }
 251 ATF_TEST_CASE_BODY(path_op_less)
 252 {
 253     using atf::fs::path;
 254
 255     create_files();
 256
 257     ATF_REQUIRE(!(path("aaa") < path("aaa")));
 258
 259     ATF_REQUIRE(  path("aab") < path("abc"));
 260     ATF_REQUIRE(!(path("abc") < path("aab")));
 261 }
 262
 263 // ------------------------------------------------------------------------
 264 // Test cases for the "directory" class.
 265 // ------------------------------------------------------------------------
 266
 267 ATF_TEST_CASE(directory_read);
 268 ATF_TEST_CASE_HEAD(directory_read)
 269 {
 270     set_md_var("descr", "Tests the directory class creation, which reads "
 271                "the contents of a directory");
 272 }
 273 ATF_TEST_CASE_BODY(directory_read)
 274 {
 275     using atf::fs::directory;
 276     using atf::fs::path;
 277
 278     create_files();
 279
 280     directory d(path("files"));
 281     ATF_REQUIRE_EQ(d.size(), 4);
 282     ATF_REQUIRE(d.find(".") != d.end());
 283     ATF_REQUIRE(d.find("..") != d.end());
 284     ATF_REQUIRE(d.find("dir") != d.end());
 285     ATF_REQUIRE(d.find("reg") != d.end());
 286 }
 287
 288 ATF_TEST_CASE(directory_file_info);
 289 ATF_TEST_CASE_HEAD(directory_file_info)
 290 {
 291     set_md_var("descr", "Tests that the file_info objects attached to the "
 292                "directory are valid");
 293 }
 294 ATF_TEST_CASE_BODY(directory_file_info)
 295 {
 296     using atf::fs::directory;
 297     using atf::fs::file_info;
 298     using atf::fs::path;
 299
 300     create_files();
 301
 302     directory d(path("files"));
 303
 304     {
 305         directory::const_iterator iter = d.find("dir");
 306         ATF_REQUIRE(iter != d.end());
 307         const file_info& fi = (*iter).second;
 308         ATF_REQUIRE(fi.get_type() == file_info::dir_type);
 309     }
 310
 311     {
 312         directory::const_iterator iter = d.find("reg");
 313         ATF_REQUIRE(iter != d.end());
 314         const file_info& fi = (*iter).second;
 315         ATF_REQUIRE(fi.get_type() == file_info::reg_type);
 316     }
 317 }
 318
 319 ATF_TEST_CASE(directory_names);
 320 ATF_TEST_CASE_HEAD(directory_names)
 321 {
 322     set_md_var("descr", "Tests the directory's names method");
 323 }
 324 ATF_TEST_CASE_BODY(directory_names)
 325 {
 326     using atf::fs::directory;
 327     using atf::fs::path;
 328
 329     create_files();
 330
 331     directory d(path("files"));
 332     std::set< std::string > ns = d.names();
 333     ATF_REQUIRE_EQ(ns.size(), 4);
 334     ATF_REQUIRE(ns.find(".") != ns.end());
 335     ATF_REQUIRE(ns.find("..") != ns.end());
 336     ATF_REQUIRE(ns.find("dir") != ns.end());
 337     ATF_REQUIRE(ns.find("reg") != ns.end());
 338 }
 339
 340 // ------------------------------------------------------------------------
 341 // Test cases for the "file_info" class.
 342 // ------------------------------------------------------------------------
 343
 344 ATF_TEST_CASE(file_info_stat);
 345 ATF_TEST_CASE_HEAD(file_info_stat)
 346 {
 347     set_md_var("descr", "Tests the file_info creation and its basic contents");
 348 }
 349 ATF_TEST_CASE_BODY(file_info_stat)
 350 {
 351     using atf::fs::file_info;
 352     using atf::fs::path;
 353
 354     create_files();
 355
 356     {
 357         path p("files/dir");
 358         file_info fi(p);
 359         ATF_REQUIRE(fi.get_type() == file_info::dir_type);
 360     }
 361
 362     {
 363         path p("files/reg");
 364         file_info fi(p);
 365         ATF_REQUIRE(fi.get_type() == file_info::reg_type);
 366     }
 367 }
 368
 369 ATF_TEST_CASE(file_info_perms);
 370 ATF_TEST_CASE_HEAD(file_info_perms)
 371 {
 372     set_md_var("descr", "Tests the file_info methods to get the file's "
 373                "permissions");
 374 }
 375 ATF_TEST_CASE_BODY(file_info_perms)
 376 {
 377     using atf::fs::file_info;
 378     using atf::fs::path;
 379
 380     path p("file");
 381
 382     std::ofstream os(p.c_str());
 383     os.close();
 384
 385 #define perms(ur, uw, ux, gr, gw, gx, othr, othw, othx) \
 386     { \
 387         file_info fi(p); \
 388         ATF_REQUIRE(fi.is_owner_readable() == ur); \
 389         ATF_REQUIRE(fi.is_owner_writable() == uw); \
 390         ATF_REQUIRE(fi.is_owner_executable() == ux); \
 391         ATF_REQUIRE(fi.is_group_readable() == gr); \
 392         ATF_REQUIRE(fi.is_group_writable() == gw); \
 393         ATF_REQUIRE(fi.is_group_executable() == gx); \
 394         ATF_REQUIRE(fi.is_other_readable() == othr); \
 395         ATF_REQUIRE(fi.is_other_writable() == othw); \
 396         ATF_REQUIRE(fi.is_other_executable() == othx); \
 397     }
 398
 399     ::chmod(p.c_str(), 0000);
 400     perms(false, false, false, false, false, false, false, false, false);
 401
 402     ::chmod(p.c_str(), 0001);
 403     perms(false, false, false, false, false, false, false, false, true);
 404
 405     ::chmod(p.c_str(), 0010);
 406     perms(false, false, false, false, false, true, false, false, false);
 407
 408     ::chmod(p.c_str(), 0100);
 409     perms(false, false, true, false, false, false, false, false, false);
 410
 411     ::chmod(p.c_str(), 0002);
 412     perms(false, false, false, false, false, false, false, true, false);
 413
 414     ::chmod(p.c_str(), 0020);
 415     perms(false, false, false, false, true, false, false, false, false);
 416
 417     ::chmod(p.c_str(), 0200);
 418     perms(false, true, false, false, false, false, false, false, false);
 419
 420     ::chmod(p.c_str(), 0004);
 421     perms(false, false, false, false, false, false, true, false, false);
 422
 423     ::chmod(p.c_str(), 0040);
 424     perms(false, false, false, true, false, false, false, false, false);
 425
 426     ::chmod(p.c_str(), 0400);
 427     perms(true, false, false, false, false, false, false, false, false);
 428
 429     ::chmod(p.c_str(), 0644);
 430     perms(true, true, false, true, false, false, true, false, false);
 431
 432     ::chmod(p.c_str(), 0755);
 433     perms(true, true, true, true, false, true, true, false, true);
 434
 435     ::chmod(p.c_str(), 0777);
 436     perms(true, true, true, true, true, true, true, true, true);
 437
 438 #undef perms
 439 }
 440
 441 // ------------------------------------------------------------------------
 442 // Test cases for the free functions.
 443 // ------------------------------------------------------------------------
 444
 445 ATF_TEST_CASE(exists);
 446 ATF_TEST_CASE_HEAD(exists)
 447 {
 448     set_md_var("descr", "Tests the exists function");
 449 }
 450 ATF_TEST_CASE_BODY(exists)
 451 {
 452     using atf::fs::exists;
 453     using atf::fs::path;
 454
 455     create_files();
 456
 457     ATF_REQUIRE( exists(path("files")));
 458     ATF_REQUIRE(!exists(path("file")));
 459     ATF_REQUIRE(!exists(path("files2")));
 460
 461     ATF_REQUIRE( exists(path("files/.")));
 462     ATF_REQUIRE( exists(path("files/..")));
 463     ATF_REQUIRE( exists(path("files/dir")));
 464     ATF_REQUIRE( exists(path("files/reg")));
 465     ATF_REQUIRE(!exists(path("files/foo")));
 466 }
 467
 468 ATF_TEST_CASE(is_executable);
 469 ATF_TEST_CASE_HEAD(is_executable)
 470 {
 471     set_md_var("descr", "Tests the is_executable function");
 472 }
 473 ATF_TEST_CASE_BODY(is_executable)
 474 {
 475     using atf::fs::is_executable;
 476     using atf::fs::path;
 477
 478     create_files();
 479
 480     ATF_REQUIRE( is_executable(path("files")));
 481     ATF_REQUIRE( is_executable(path("files/.")));
 482     ATF_REQUIRE( is_executable(path("files/..")));
 483     ATF_REQUIRE( is_executable(path("files/dir")));
 484
 485     ATF_REQUIRE(!is_executable(path("non-existent")));
 486
 487     ATF_REQUIRE(!is_executable(path("files/reg")));
 488     ATF_REQUIRE(::chmod("files/reg", 0755) != -1);
 489     ATF_REQUIRE( is_executable(path("files/reg")));
 490 }
 491
 492 ATF_TEST_CASE(remove);
 493 ATF_TEST_CASE_HEAD(remove)
 494 {
 495     set_md_var("descr", "Tests the remove function");
 496 }
 497 ATF_TEST_CASE_BODY(remove)
 498 {
 499     using atf::fs::exists;
 500     using atf::fs::path;
 501     using atf::fs::remove;
 502
 503     create_files();
 504
 505     ATF_REQUIRE( exists(path("files/reg")));
 506     remove(path("files/reg"));
 507     ATF_REQUIRE(!exists(path("files/reg")));
 508
 509     ATF_REQUIRE( exists(path("files/dir")));
 510     ATF_REQUIRE_THROW(atf::system_error, remove(path("files/dir")));
 511     ATF_REQUIRE( exists(path("files/dir")));
 512 }
 513
 514 // ------------------------------------------------------------------------
 515 // Main.
 516 // ------------------------------------------------------------------------
 517
 518 ATF_INIT_TEST_CASES(tcs)
 519 {
 520     // Add the tests for the "path" class.
 521     ATF_ADD_TEST_CASE(tcs, path_normalize);
 522     ATF_ADD_TEST_CASE(tcs, path_is_absolute);
 523     ATF_ADD_TEST_CASE(tcs, path_is_root);
 524     ATF_ADD_TEST_CASE(tcs, path_branch_path);
 525     ATF_ADD_TEST_CASE(tcs, path_leaf_name);
 526     ATF_ADD_TEST_CASE(tcs, path_compare_equal);
 527     ATF_ADD_TEST_CASE(tcs, path_compare_different);
 528     ATF_ADD_TEST_CASE(tcs, path_concat);
 529     ATF_ADD_TEST_CASE(tcs, path_to_absolute);
 530     ATF_ADD_TEST_CASE(tcs, path_op_less);
 531
 532     // Add the tests for the "file_info" class.
 533     ATF_ADD_TEST_CASE(tcs, file_info_stat);
 534     ATF_ADD_TEST_CASE(tcs, file_info_perms);
 535
 536     // Add the tests for the "directory" class.
 537     ATF_ADD_TEST_CASE(tcs, directory_read);
 538     ATF_ADD_TEST_CASE(tcs, directory_names);
 539     ATF_ADD_TEST_CASE(tcs, directory_file_info);
 540
 541     // Add the tests for the free functions.
 542     ATF_ADD_TEST_CASE(tcs, exists);
 543     ATF_ADD_TEST_CASE(tcs, is_executable);
 544     ATF_ADD_TEST_CASE(tcs, remove);
 545 }