gtest/test/gtest-filepath_test.cc

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  29 //
  30 // Authors: keith.ray@gmail.com (Keith Ray)
  31 //
  32 // Google Test filepath utilities
  33 //
  34 // This file tests classes and functions used internally by
  35 // Google Test.  They are subject to change without notice.
  36 //
  37 // This file is #included from gtest_unittest.cc, to avoid changing
  38 // build or make-files for some existing Google Test clients. Do not
  39 // #include this file anywhere else!
  40
  41 #include "gtest/internal/gtest-filepath.h"
  42 #include "gtest/gtest.h"
  43
  44 // Indicates that this translation unit is part of Google Test's
  45 // implementation.  It must come before gtest-internal-inl.h is
  46 // included, or there will be a compiler error.  This trick is to
  47 // prevent a user from accidentally including gtest-internal-inl.h in
  48 // his code.
  49 #define GTEST_IMPLEMENTATION_ 1
  50 #include "src/gtest-internal-inl.h"
  51 #undef GTEST_IMPLEMENTATION_
  52
  53 #if GTEST_OS_WINDOWS_MOBILE
  54 # include <windows.h>  // NOLINT
  55 #elif GTEST_OS_WINDOWS
  56 # include <direct.h>  // NOLINT
  57 #endif  // GTEST_OS_WINDOWS_MOBILE
  58
  59 namespace testing {
  60 namespace internal {
  61 namespace {
  62
  63 #if GTEST_OS_WINDOWS_MOBILE
  64 // TODO(wan@google.com): Move these to the POSIX adapter section in
  65 // gtest-port.h.
  66
  67 // Windows CE doesn't have the remove C function.
  68 int remove(const char* path) {
  69   LPCWSTR wpath = String::AnsiToUtf16(path);
  70   int ret = DeleteFile(wpath) ? 0 : -1;
  71   delete [] wpath;
  72   return ret;
  73 }
  74 // Windows CE doesn't have the _rmdir C function.
  75 int _rmdir(const char* path) {
  76   FilePath filepath(path);
  77   LPCWSTR wpath = String::AnsiToUtf16(
  78       filepath.RemoveTrailingPathSeparator().c_str());
  79   int ret = RemoveDirectory(wpath) ? 0 : -1;
  80   delete [] wpath;
  81   return ret;
  82 }
  83
  84 #else
  85
  86 TEST(GetCurrentDirTest, ReturnsCurrentDir) {
  87   const FilePath original_dir = FilePath::GetCurrentDir();
  88   EXPECT_FALSE(original_dir.IsEmpty());
  89
  90   posix::ChDir(GTEST_PATH_SEP_);
  91   const FilePath cwd = FilePath::GetCurrentDir();
  92   posix::ChDir(original_dir.c_str());
  93
  94 # if GTEST_OS_WINDOWS
  95
  96   // Skips the ":".
  97   const char* const cwd_without_drive = strchr(cwd.c_str(), ':');
  98   ASSERT_TRUE(cwd_without_drive != NULL);
  99   EXPECT_STREQ(GTEST_PATH_SEP_, cwd_without_drive + 1);
 100
 101 # else
 102
 103   EXPECT_EQ(GTEST_PATH_SEP_, cwd.string());
 104
 105 # endif
 106 }
 107
 108 #endif  // GTEST_OS_WINDOWS_MOBILE
 109
 110 TEST(IsEmptyTest, ReturnsTrueForEmptyPath) {
 111   EXPECT_TRUE(FilePath("").IsEmpty());
 112 }
 113
 114 TEST(IsEmptyTest, ReturnsFalseForNonEmptyPath) {
 115   EXPECT_FALSE(FilePath("a").IsEmpty());
 116   EXPECT_FALSE(FilePath(".").IsEmpty());
 117   EXPECT_FALSE(FilePath("a/b").IsEmpty());
 118   EXPECT_FALSE(FilePath("a\\b\\").IsEmpty());
 119 }
 120
 121 // RemoveDirectoryName "" -> ""
 122 TEST(RemoveDirectoryNameTest, WhenEmptyName) {
 123   EXPECT_EQ("", FilePath("").RemoveDirectoryName().string());
 124 }
 125
 126 // RemoveDirectoryName "afile" -> "afile"
 127 TEST(RemoveDirectoryNameTest, ButNoDirectory) {
 128   EXPECT_EQ("afile",
 129       FilePath("afile").RemoveDirectoryName().string());
 130 }
 131
 132 // RemoveDirectoryName "/afile" -> "afile"
 133 TEST(RemoveDirectoryNameTest, RootFileShouldGiveFileName) {
 134   EXPECT_EQ("afile",
 135       FilePath(GTEST_PATH_SEP_ "afile").RemoveDirectoryName().string());
 136 }
 137
 138 // RemoveDirectoryName "adir/" -> ""
 139 TEST(RemoveDirectoryNameTest, WhereThereIsNoFileName) {
 140   EXPECT_EQ("",
 141       FilePath("adir" GTEST_PATH_SEP_).RemoveDirectoryName().string());
 142 }
 143
 144 // RemoveDirectoryName "adir/afile" -> "afile"
 145 TEST(RemoveDirectoryNameTest, ShouldGiveFileName) {
 146   EXPECT_EQ("afile",
 147       FilePath("adir" GTEST_PATH_SEP_ "afile").RemoveDirectoryName().string());
 148 }
 149
 150 // RemoveDirectoryName "adir/subdir/afile" -> "afile"
 151 TEST(RemoveDirectoryNameTest, ShouldAlsoGiveFileName) {
 152   EXPECT_EQ("afile",
 153       FilePath("adir" GTEST_PATH_SEP_ "subdir" GTEST_PATH_SEP_ "afile")
 154       .RemoveDirectoryName().string());
 155 }
 156
 157 #if GTEST_HAS_ALT_PATH_SEP_
 158
 159 // Tests that RemoveDirectoryName() works with the alternate separator
 160 // on Windows.
 161
 162 // RemoveDirectoryName("/afile") -> "afile"
 163 TEST(RemoveDirectoryNameTest, RootFileShouldGiveFileNameForAlternateSeparator) {
 164   EXPECT_EQ("afile", FilePath("/afile").RemoveDirectoryName().string());
 165 }
 166
 167 // RemoveDirectoryName("adir/") -> ""
 168 TEST(RemoveDirectoryNameTest, WhereThereIsNoFileNameForAlternateSeparator) {
 169   EXPECT_EQ("", FilePath("adir/").RemoveDirectoryName().string());
 170 }
 171
 172 // RemoveDirectoryName("adir/afile") -> "afile"
 173 TEST(RemoveDirectoryNameTest, ShouldGiveFileNameForAlternateSeparator) {
 174   EXPECT_EQ("afile", FilePath("adir/afile").RemoveDirectoryName().string());
 175 }
 176
 177 // RemoveDirectoryName("adir/subdir/afile") -> "afile"
 178 TEST(RemoveDirectoryNameTest, ShouldAlsoGiveFileNameForAlternateSeparator) {
 179   EXPECT_EQ("afile",
 180             FilePath("adir/subdir/afile").RemoveDirectoryName().string());
 181 }
 182
 183 #endif
 184
 185 // RemoveFileName "" -> "./"
 186 TEST(RemoveFileNameTest, EmptyName) {
 187 #if GTEST_OS_WINDOWS_MOBILE
 188   // On Windows CE, we use the root as the current directory.
 189   EXPECT_EQ(GTEST_PATH_SEP_, FilePath("").RemoveFileName().string());
 190 #else
 191   EXPECT_EQ("." GTEST_PATH_SEP_, FilePath("").RemoveFileName().string());
 192 #endif
 193 }
 194
 195 // RemoveFileName "adir/" -> "adir/"
 196 TEST(RemoveFileNameTest, ButNoFile) {
 197   EXPECT_EQ("adir" GTEST_PATH_SEP_,
 198       FilePath("adir" GTEST_PATH_SEP_).RemoveFileName().string());
 199 }
 200
 201 // RemoveFileName "adir/afile" -> "adir/"
 202 TEST(RemoveFileNameTest, GivesDirName) {
 203   EXPECT_EQ("adir" GTEST_PATH_SEP_,
 204             FilePath("adir" GTEST_PATH_SEP_ "afile").RemoveFileName().string());
 205 }
 206
 207 // RemoveFileName "adir/subdir/afile" -> "adir/subdir/"
 208 TEST(RemoveFileNameTest, GivesDirAndSubDirName) {
 209   EXPECT_EQ("adir" GTEST_PATH_SEP_ "subdir" GTEST_PATH_SEP_,
 210       FilePath("adir" GTEST_PATH_SEP_ "subdir" GTEST_PATH_SEP_ "afile")
 211       .RemoveFileName().string());
 212 }
 213
 214 // RemoveFileName "/afile" -> "/"
 215 TEST(RemoveFileNameTest, GivesRootDir) {
 216   EXPECT_EQ(GTEST_PATH_SEP_,
 217       FilePath(GTEST_PATH_SEP_ "afile").RemoveFileName().string());
 218 }
 219
 220 #if GTEST_HAS_ALT_PATH_SEP_
 221
 222 // Tests that RemoveFileName() works with the alternate separator on
 223 // Windows.
 224
 225 // RemoveFileName("adir/") -> "adir/"
 226 TEST(RemoveFileNameTest, ButNoFileForAlternateSeparator) {
 227   EXPECT_EQ("adir" GTEST_PATH_SEP_,
 228             FilePath("adir/").RemoveFileName().string());
 229 }
 230
 231 // RemoveFileName("adir/afile") -> "adir/"
 232 TEST(RemoveFileNameTest, GivesDirNameForAlternateSeparator) {
 233   EXPECT_EQ("adir" GTEST_PATH_SEP_,
 234             FilePath("adir/afile").RemoveFileName().string());
 235 }
 236
 237 // RemoveFileName("adir/subdir/afile") -> "adir/subdir/"
 238 TEST(RemoveFileNameTest, GivesDirAndSubDirNameForAlternateSeparator) {
 239   EXPECT_EQ("adir" GTEST_PATH_SEP_ "subdir" GTEST_PATH_SEP_,
 240             FilePath("adir/subdir/afile").RemoveFileName().string());
 241 }
 242
 243 // RemoveFileName("/afile") -> "\"
 244 TEST(RemoveFileNameTest, GivesRootDirForAlternateSeparator) {
 245   EXPECT_EQ(GTEST_PATH_SEP_, FilePath("/afile").RemoveFileName().string());
 246 }
 247
 248 #endif
 249
 250 TEST(MakeFileNameTest, GenerateWhenNumberIsZero) {
 251   FilePath actual = FilePath::MakeFileName(FilePath("foo"), FilePath("bar"),
 252       0, "xml");
 253   EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar.xml", actual.string());
 254 }
 255
 256 TEST(MakeFileNameTest, GenerateFileNameNumberGtZero) {
 257   FilePath actual = FilePath::MakeFileName(FilePath("foo"), FilePath("bar"),
 258       12, "xml");
 259   EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar_12.xml", actual.string());
 260 }
 261
 262 TEST(MakeFileNameTest, GenerateFileNameWithSlashNumberIsZero) {
 263   FilePath actual = FilePath::MakeFileName(FilePath("foo" GTEST_PATH_SEP_),
 264       FilePath("bar"), 0, "xml");
 265   EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar.xml", actual.string());
 266 }
 267
 268 TEST(MakeFileNameTest, GenerateFileNameWithSlashNumberGtZero) {
 269   FilePath actual = FilePath::MakeFileName(FilePath("foo" GTEST_PATH_SEP_),
 270       FilePath("bar"), 12, "xml");
 271   EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar_12.xml", actual.string());
 272 }
 273
 274 TEST(MakeFileNameTest, GenerateWhenNumberIsZeroAndDirIsEmpty) {
 275   FilePath actual = FilePath::MakeFileName(FilePath(""), FilePath("bar"),
 276       0, "xml");
 277   EXPECT_EQ("bar.xml", actual.string());
 278 }
 279
 280 TEST(MakeFileNameTest, GenerateWhenNumberIsNotZeroAndDirIsEmpty) {
 281   FilePath actual = FilePath::MakeFileName(FilePath(""), FilePath("bar"),
 282       14, "xml");
 283   EXPECT_EQ("bar_14.xml", actual.string());
 284 }
 285
 286 TEST(ConcatPathsTest, WorksWhenDirDoesNotEndWithPathSep) {
 287   FilePath actual = FilePath::ConcatPaths(FilePath("foo"),
 288                                           FilePath("bar.xml"));
 289   EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar.xml", actual.string());
 290 }
 291
 292 TEST(ConcatPathsTest, WorksWhenPath1EndsWithPathSep) {
 293   FilePath actual = FilePath::ConcatPaths(FilePath("foo" GTEST_PATH_SEP_),
 294                                           FilePath("bar.xml"));
 295   EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar.xml", actual.string());
 296 }
 297
 298 TEST(ConcatPathsTest, Path1BeingEmpty) {
 299   FilePath actual = FilePath::ConcatPaths(FilePath(""),
 300                                           FilePath("bar.xml"));
 301   EXPECT_EQ("bar.xml", actual.string());
 302 }
 303
 304 TEST(ConcatPathsTest, Path2BeingEmpty) {
 305   FilePath actual = FilePath::ConcatPaths(FilePath("foo"), FilePath(""));
 306   EXPECT_EQ("foo" GTEST_PATH_SEP_, actual.string());
 307 }
 308
 309 TEST(ConcatPathsTest, BothPathBeingEmpty) {
 310   FilePath actual = FilePath::ConcatPaths(FilePath(""),
 311                                           FilePath(""));
 312   EXPECT_EQ("", actual.string());
 313 }
 314
 315 TEST(ConcatPathsTest, Path1ContainsPathSep) {
 316   FilePath actual = FilePath::ConcatPaths(FilePath("foo" GTEST_PATH_SEP_ "bar"),
 317                                           FilePath("foobar.xml"));
 318   EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar" GTEST_PATH_SEP_ "foobar.xml",
 319             actual.string());
 320 }
 321
 322 TEST(ConcatPathsTest, Path2ContainsPathSep) {
 323   FilePath actual = FilePath::ConcatPaths(
 324       FilePath("foo" GTEST_PATH_SEP_),
 325       FilePath("bar" GTEST_PATH_SEP_ "bar.xml"));
 326   EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar" GTEST_PATH_SEP_ "bar.xml",
 327             actual.string());
 328 }
 329
 330 TEST(ConcatPathsTest, Path2EndsWithPathSep) {
 331   FilePath actual = FilePath::ConcatPaths(FilePath("foo"),
 332                                           FilePath("bar" GTEST_PATH_SEP_));
 333   EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar" GTEST_PATH_SEP_, actual.string());
 334 }
 335
 336 // RemoveTrailingPathSeparator "" -> ""
 337 TEST(RemoveTrailingPathSeparatorTest, EmptyString) {
 338   EXPECT_EQ("", FilePath("").RemoveTrailingPathSeparator().string());
 339 }
 340
 341 // RemoveTrailingPathSeparator "foo" -> "foo"
 342 TEST(RemoveTrailingPathSeparatorTest, FileNoSlashString) {
 343   EXPECT_EQ("foo", FilePath("foo").RemoveTrailingPathSeparator().string());
 344 }
 345
 346 // RemoveTrailingPathSeparator "foo/" -> "foo"
 347 TEST(RemoveTrailingPathSeparatorTest, ShouldRemoveTrailingSeparator) {
 348   EXPECT_EQ("foo",
 349       FilePath("foo" GTEST_PATH_SEP_).RemoveTrailingPathSeparator().string());
 350 #if GTEST_HAS_ALT_PATH_SEP_
 351   EXPECT_EQ("foo", FilePath("foo/").RemoveTrailingPathSeparator().string());
 352 #endif
 353 }
 354
 355 // RemoveTrailingPathSeparator "foo/bar/" -> "foo/bar/"
 356 TEST(RemoveTrailingPathSeparatorTest, ShouldRemoveLastSeparator) {
 357   EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar",
 358             FilePath("foo" GTEST_PATH_SEP_ "bar" GTEST_PATH_SEP_)
 359                 .RemoveTrailingPathSeparator().string());
 360 }
 361
 362 // RemoveTrailingPathSeparator "foo/bar" -> "foo/bar"
 363 TEST(RemoveTrailingPathSeparatorTest, ShouldReturnUnmodified) {
 364   EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar",
 365             FilePath("foo" GTEST_PATH_SEP_ "bar")
 366                 .RemoveTrailingPathSeparator().string());
 367 }
 368
 369 TEST(DirectoryTest, RootDirectoryExists) {
 370 #if GTEST_OS_WINDOWS  // We are on Windows.
 371   char current_drive[_MAX_PATH];  // NOLINT
 372   current_drive[0] = static_cast<char>(_getdrive() + 'A' - 1);
 373   current_drive[1] = ':';
 374   current_drive[2] = '\\';
 375   current_drive[3] = '\0';
 376   EXPECT_TRUE(FilePath(current_drive).DirectoryExists());
 377 #else
 378   EXPECT_TRUE(FilePath("/").DirectoryExists());
 379 #endif  // GTEST_OS_WINDOWS
 380 }
 381
 382 #if GTEST_OS_WINDOWS
 383 TEST(DirectoryTest, RootOfWrongDriveDoesNotExists) {
 384   const int saved_drive_ = _getdrive();
 385   // Find a drive that doesn't exist. Start with 'Z' to avoid common ones.
 386   for (char drive = 'Z'; drive >= 'A'; drive--)
 387     if (_chdrive(drive - 'A' + 1) == -1) {
 388       char non_drive[_MAX_PATH];  // NOLINT
 389       non_drive[0] = drive;
 390       non_drive[1] = ':';
 391       non_drive[2] = '\\';
 392       non_drive[3] = '\0';
 393       EXPECT_FALSE(FilePath(non_drive).DirectoryExists());
 394       break;
 395     }
 396   _chdrive(saved_drive_);
 397 }
 398 #endif  // GTEST_OS_WINDOWS
 399
 400 #if !GTEST_OS_WINDOWS_MOBILE
 401 // Windows CE _does_ consider an empty directory to exist.
 402 TEST(DirectoryTest, EmptyPathDirectoryDoesNotExist) {
 403   EXPECT_FALSE(FilePath("").DirectoryExists());
 404 }
 405 #endif  // !GTEST_OS_WINDOWS_MOBILE
 406
 407 TEST(DirectoryTest, CurrentDirectoryExists) {
 408 #if GTEST_OS_WINDOWS  // We are on Windows.
 409 # ifndef _WIN32_CE  // Windows CE doesn't have a current directory.
 410
 411   EXPECT_TRUE(FilePath(".").DirectoryExists());
 412   EXPECT_TRUE(FilePath(".\\").DirectoryExists());
 413
 414 # endif  // _WIN32_CE
 415 #else
 416   EXPECT_TRUE(FilePath(".").DirectoryExists());
 417   EXPECT_TRUE(FilePath("./").DirectoryExists());
 418 #endif  // GTEST_OS_WINDOWS
 419 }
 420
 421 // "foo/bar" == foo//bar" == "foo///bar"
 422 TEST(NormalizeTest, MultipleConsecutiveSepaparatorsInMidstring) {
 423   EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar",
 424             FilePath("foo" GTEST_PATH_SEP_ "bar").string());
 425   EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar",
 426             FilePath("foo" GTEST_PATH_SEP_ GTEST_PATH_SEP_ "bar").string());
 427   EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar",
 428             FilePath("foo" GTEST_PATH_SEP_ GTEST_PATH_SEP_
 429                      GTEST_PATH_SEP_ "bar").string());
 430 }
 431
 432 // "/bar" == //bar" == "///bar"
 433 TEST(NormalizeTest, MultipleConsecutiveSepaparatorsAtStringStart) {
 434   EXPECT_EQ(GTEST_PATH_SEP_ "bar",
 435     FilePath(GTEST_PATH_SEP_ "bar").string());
 436   EXPECT_EQ(GTEST_PATH_SEP_ "bar",
 437     FilePath(GTEST_PATH_SEP_ GTEST_PATH_SEP_ "bar").string());
 438   EXPECT_EQ(GTEST_PATH_SEP_ "bar",
 439     FilePath(GTEST_PATH_SEP_ GTEST_PATH_SEP_ GTEST_PATH_SEP_ "bar").string());
 440 }
 441
 442 // "foo/" == foo//" == "foo///"
 443 TEST(NormalizeTest, MultipleConsecutiveSepaparatorsAtStringEnd) {
 444   EXPECT_EQ("foo" GTEST_PATH_SEP_,
 445     FilePath("foo" GTEST_PATH_SEP_).string());
 446   EXPECT_EQ("foo" GTEST_PATH_SEP_,
 447     FilePath("foo" GTEST_PATH_SEP_ GTEST_PATH_SEP_).string());
 448   EXPECT_EQ("foo" GTEST_PATH_SEP_,
 449     FilePath("foo" GTEST_PATH_SEP_ GTEST_PATH_SEP_ GTEST_PATH_SEP_).string());
 450 }
 451
 452 #if GTEST_HAS_ALT_PATH_SEP_
 453
 454 // Tests that separators at the end of the string are normalized
 455 // regardless of their combination (e.g. "foo\" =="foo/\" ==
 456 // "foo\\/").
 457 TEST(NormalizeTest, MixAlternateSeparatorAtStringEnd) {
 458   EXPECT_EQ("foo" GTEST_PATH_SEP_,
 459             FilePath("foo/").string());
 460   EXPECT_EQ("foo" GTEST_PATH_SEP_,
 461             FilePath("foo" GTEST_PATH_SEP_ "/").string());
 462   EXPECT_EQ("foo" GTEST_PATH_SEP_,
 463             FilePath("foo//" GTEST_PATH_SEP_).string());
 464 }
 465
 466 #endif
 467
 468 TEST(AssignmentOperatorTest, DefaultAssignedToNonDefault) {
 469   FilePath default_path;
 470   FilePath non_default_path("path");
 471   non_default_path = default_path;
 472   EXPECT_EQ("", non_default_path.string());
 473   EXPECT_EQ("", default_path.string());  // RHS var is unchanged.
 474 }
 475
 476 TEST(AssignmentOperatorTest, NonDefaultAssignedToDefault) {
 477   FilePath non_default_path("path");
 478   FilePath default_path;
 479   default_path = non_default_path;
 480   EXPECT_EQ("path", default_path.string());
 481   EXPECT_EQ("path", non_default_path.string());  // RHS var is unchanged.
 482 }
 483
 484 TEST(AssignmentOperatorTest, ConstAssignedToNonConst) {
 485   const FilePath const_default_path("const_path");
 486   FilePath non_default_path("path");
 487   non_default_path = const_default_path;
 488   EXPECT_EQ("const_path", non_default_path.string());
 489 }
 490
 491 class DirectoryCreationTest : public Test {
 492  protected:
 493   virtual void SetUp() {
 494     testdata_path_.Set(FilePath(
 495         TempDir() + GetCurrentExecutableName().string() +
 496         "_directory_creation" GTEST_PATH_SEP_ "test" GTEST_PATH_SEP_));
 497     testdata_file_.Set(testdata_path_.RemoveTrailingPathSeparator());
 498
 499     unique_file0_.Set(FilePath::MakeFileName(testdata_path_, FilePath("unique"),
 500         0, "txt"));
 501     unique_file1_.Set(FilePath::MakeFileName(testdata_path_, FilePath("unique"),
 502         1, "txt"));
 503
 504     remove(testdata_file_.c_str());
 505     remove(unique_file0_.c_str());
 506     remove(unique_file1_.c_str());
 507     posix::RmDir(testdata_path_.c_str());
 508   }
 509
 510   virtual void TearDown() {
 511     remove(testdata_file_.c_str());
 512     remove(unique_file0_.c_str());
 513     remove(unique_file1_.c_str());
 514     posix::RmDir(testdata_path_.c_str());
 515   }
 516
 517   std::string TempDir() const {
 518 #if GTEST_OS_WINDOWS_MOBILE
 519     return "\\temp\\";
 520 #elif GTEST_OS_WINDOWS
 521     const char* temp_dir = posix::GetEnv("TEMP");
 522     if (temp_dir == NULL || temp_dir[0] == '\0')
 523       return "\\temp\\";
 524     else if (temp_dir[strlen(temp_dir) - 1] == '\\')
 525       return temp_dir;
 526     else
 527       return std::string(temp_dir) + "\\";
 528 #elif GTEST_OS_LINUX_ANDROID
 529     return "/sdcard/";
 530 #else
 531     return "/tmp/";
 532 #endif  // GTEST_OS_WINDOWS_MOBILE
 533   }
 534
 535   void CreateTextFile(const char* filename) {
 536     FILE* f = posix::FOpen(filename, "w");
 537     fprintf(f, "text\n");
 538     fclose(f);
 539   }
 540
 541   // Strings representing a directory and a file, with identical paths
 542   // except for the trailing separator character that distinquishes
 543   // a directory named 'test' from a file named 'test'. Example names:
 544   FilePath testdata_path_;  // "/tmp/directory_creation/test/"
 545   FilePath testdata_file_;  // "/tmp/directory_creation/test"
 546   FilePath unique_file0_;  // "/tmp/directory_creation/test/unique.txt"
 547   FilePath unique_file1_;  // "/tmp/directory_creation/test/unique_1.txt"
 548 };
 549
 550 TEST_F(DirectoryCreationTest, CreateDirectoriesRecursively) {
 551   EXPECT_FALSE(testdata_path_.DirectoryExists()) << testdata_path_.string();
 552   EXPECT_TRUE(testdata_path_.CreateDirectoriesRecursively());
 553   EXPECT_TRUE(testdata_path_.DirectoryExists());
 554 }
 555
 556 TEST_F(DirectoryCreationTest, CreateDirectoriesForAlreadyExistingPath) {
 557   EXPECT_FALSE(testdata_path_.DirectoryExists()) << testdata_path_.string();
 558   EXPECT_TRUE(testdata_path_.CreateDirectoriesRecursively());
 559   // Call 'create' again... should still succeed.
 560   EXPECT_TRUE(testdata_path_.CreateDirectoriesRecursively());
 561 }
 562
 563 TEST_F(DirectoryCreationTest, CreateDirectoriesAndUniqueFilename) {
 564   FilePath file_path(FilePath::GenerateUniqueFileName(testdata_path_,
 565       FilePath("unique"), "txt"));
 566   EXPECT_EQ(unique_file0_.string(), file_path.string());
 567   EXPECT_FALSE(file_path.FileOrDirectoryExists());  // file not there
 568
 569   testdata_path_.CreateDirectoriesRecursively();
 570   EXPECT_FALSE(file_path.FileOrDirectoryExists());  // file still not there
 571   CreateTextFile(file_path.c_str());
 572   EXPECT_TRUE(file_path.FileOrDirectoryExists());
 573
 574   FilePath file_path2(FilePath::GenerateUniqueFileName(testdata_path_,
 575       FilePath("unique"), "txt"));
 576   EXPECT_EQ(unique_file1_.string(), file_path2.string());
 577   EXPECT_FALSE(file_path2.FileOrDirectoryExists());  // file not there
 578   CreateTextFile(file_path2.c_str());
 579   EXPECT_TRUE(file_path2.FileOrDirectoryExists());
 580 }
 581
 582 TEST_F(DirectoryCreationTest, CreateDirectoriesFail) {
 583   // force a failure by putting a file where we will try to create a directory.
 584   CreateTextFile(testdata_file_.c_str());
 585   EXPECT_TRUE(testdata_file_.FileOrDirectoryExists());
 586   EXPECT_FALSE(testdata_file_.DirectoryExists());
 587   EXPECT_FALSE(testdata_file_.CreateDirectoriesRecursively());
 588 }
 589
 590 TEST(NoDirectoryCreationTest, CreateNoDirectoriesForDefaultXmlFile) {
 591   const FilePath test_detail_xml("test_detail.xml");
 592   EXPECT_FALSE(test_detail_xml.CreateDirectoriesRecursively());
 593 }
 594
 595 TEST(FilePathTest, DefaultConstructor) {
 596   FilePath fp;
 597   EXPECT_EQ("", fp.string());
 598 }
 599
 600 TEST(FilePathTest, CharAndCopyConstructors) {
 601   const FilePath fp("spicy");
 602   EXPECT_EQ("spicy", fp.string());
 603
 604   const FilePath fp_copy(fp);
 605   EXPECT_EQ("spicy", fp_copy.string());
 606 }
 607
 608 TEST(FilePathTest, StringConstructor) {
 609   const FilePath fp(std::string("cider"));
 610   EXPECT_EQ("cider", fp.string());
 611 }
 612
 613 TEST(FilePathTest, Set) {
 614   const FilePath apple("apple");
 615   FilePath mac("mac");
 616   mac.Set(apple);  // Implement Set() since overloading operator= is forbidden.
 617   EXPECT_EQ("apple", mac.string());
 618   EXPECT_EQ("apple", apple.string());
 619 }
 620
 621 TEST(FilePathTest, ToString) {
 622   const FilePath file("drink");
 623   EXPECT_EQ("drink", file.string());
 624 }
 625
 626 TEST(FilePathTest, RemoveExtension) {
 627   EXPECT_EQ("app", FilePath("app.cc").RemoveExtension("cc").string());
 628   EXPECT_EQ("app", FilePath("app.exe").RemoveExtension("exe").string());
 629   EXPECT_EQ("APP", FilePath("APP.EXE").RemoveExtension("exe").string());
 630 }
 631
 632 TEST(FilePathTest, RemoveExtensionWhenThereIsNoExtension) {
 633   EXPECT_EQ("app", FilePath("app").RemoveExtension("exe").string());
 634 }
 635
 636 TEST(FilePathTest, IsDirectory) {
 637   EXPECT_FALSE(FilePath("cola").IsDirectory());
 638   EXPECT_TRUE(FilePath("koala" GTEST_PATH_SEP_).IsDirectory());
 639 #if GTEST_HAS_ALT_PATH_SEP_
 640   EXPECT_TRUE(FilePath("koala/").IsDirectory());
 641 #endif
 642 }
 643
 644 TEST(FilePathTest, IsAbsolutePath) {
 645   EXPECT_FALSE(FilePath("is" GTEST_PATH_SEP_ "relative").IsAbsolutePath());
 646   EXPECT_FALSE(FilePath("").IsAbsolutePath());
 647 #if GTEST_OS_WINDOWS
 648   EXPECT_TRUE(FilePath("c:\\" GTEST_PATH_SEP_ "is_not"
 649                        GTEST_PATH_SEP_ "relative").IsAbsolutePath());
 650   EXPECT_FALSE(FilePath("c:foo" GTEST_PATH_SEP_ "bar").IsAbsolutePath());
 651   EXPECT_TRUE(FilePath("c:/" GTEST_PATH_SEP_ "is_not"
 652                        GTEST_PATH_SEP_ "relative").IsAbsolutePath());
 653 #else
 654   EXPECT_TRUE(FilePath(GTEST_PATH_SEP_ "is_not" GTEST_PATH_SEP_ "relative")
 655               .IsAbsolutePath());
 656 #endif  // GTEST_OS_WINDOWS
 657 }
 658
 659 TEST(FilePathTest, IsRootDirectory) {
 660 #if GTEST_OS_WINDOWS
 661   EXPECT_TRUE(FilePath("a:\\").IsRootDirectory());
 662   EXPECT_TRUE(FilePath("Z:/").IsRootDirectory());
 663   EXPECT_TRUE(FilePath("e://").IsRootDirectory());
 664   EXPECT_FALSE(FilePath("").IsRootDirectory());
 665   EXPECT_FALSE(FilePath("b:").IsRootDirectory());
 666   EXPECT_FALSE(FilePath("b:a").IsRootDirectory());
 667   EXPECT_FALSE(FilePath("8:/").IsRootDirectory());
 668   EXPECT_FALSE(FilePath("c|/").IsRootDirectory());
 669 #else
 670   EXPECT_TRUE(FilePath("/").IsRootDirectory());
 671   EXPECT_TRUE(FilePath("//").IsRootDirectory());
 672   EXPECT_FALSE(FilePath("").IsRootDirectory());
 673   EXPECT_FALSE(FilePath("\\").IsRootDirectory());
 674   EXPECT_FALSE(FilePath("/x").IsRootDirectory());
 675 #endif
 676 }
 677
 678 }  // namespace
 679 }  // namespace internal
 680 }  // namespace testing