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// Copyright 2008, Google Inc.

// All rights reserved.

//

// Redistribution and use in source and binary forms, with or without

// modification, are permitted provided that the following conditions are

// met:

//

//     * Redistributions of source code must retain the above copyright

// notice, this list of conditions and the following disclaimer.

//     * Redistributions in binary form must reproduce the above

// copyright notice, this list of conditions and the following disclaimer

// in the documentation and/or other materials provided with the

// distribution.

//     * Neither the name of Google Inc. nor the names of its

// contributors may be used to endorse or promote products derived from

// this software without specific prior written permission.

//

// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT

// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR

// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT

// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

//

// Authors: keith.ray@gmail.com (Keith Ray)

//

// Google Test filepath utilities

//

// This file tests classes and functions used internally by

// Google Test.  They are subject to change without notice.

//

// This file is #included from gtest_unittest.cc, to avoid changing

// build or make-files for some existing Google Test clients. Do not

// #include this file anywhere else!

#include "gtest/internal/gtest-filepath.h"

#include "gtest/gtest.h"

// Indicates that this translation unit is part of Google Test's

// implementation.  It must come before gtest-internal-inl.h is

// included, or there will be a compiler error.  This trick is to

// prevent a user from accidentally including gtest-internal-inl.h in

// his code.

#define GTEST_IMPLEMENTATION_ 1

#include "src/gtest-internal-inl.h"

#undef GTEST_IMPLEMENTATION_

#if GTEST_OS_WINDOWS_MOBILE

# include <windows.h>  // NOLINT

#elif GTEST_OS_WINDOWS

# include <direct.h>  // NOLINT

#endif  // GTEST_OS_WINDOWS_MOBILE

namespace testing {

namespace internal {

namespace {

#if GTEST_OS_WINDOWS_MOBILE

// TODO(wan@google.com): Move these to the POSIX adapter section in

// gtest-port.h.

// Windows CE doesn't have the remove C function.

int remove(const char* path) {

  LPCWSTR wpath = String::AnsiToUtf16(path);

  int ret = DeleteFile(wpath) ? 0 : -1;

  delete [] wpath;

  return ret;

}

// Windows CE doesn't have the _rmdir C function.

int _rmdir(const char* path) {

  FilePath filepath(path);

  LPCWSTR wpath = String::AnsiToUtf16(

      filepath.RemoveTrailingPathSeparator().c_str());

  int ret = RemoveDirectory(wpath) ? 0 : -1;

  delete [] wpath;

  return ret;

}

#else

TEST(GetCurrentDirTest, ReturnsCurrentDir) {

  const FilePath original_dir = FilePath::GetCurrentDir();

  EXPECT_FALSE(original_dir.IsEmpty());

  posix::ChDir(GTEST_PATH_SEP_);

  const FilePath cwd = FilePath::GetCurrentDir();

  posix::ChDir(original_dir.c_str());

# if GTEST_OS_WINDOWS

  // Skips the ":".

  const char* const cwd_without_drive = strchr(cwd.c_str(), ':');

  ASSERT_TRUE(cwd_without_drive != NULL);

  EXPECT_STREQ(GTEST_PATH_SEP_, cwd_without_drive + 1);

# else

  EXPECT_EQ(GTEST_PATH_SEP_, cwd.string());

# endif

}

#endif  // GTEST_OS_WINDOWS_MOBILE

TEST(IsEmptyTest, ReturnsTrueForEmptyPath) {

  EXPECT_TRUE(FilePath("").IsEmpty());

}

TEST(IsEmptyTest, ReturnsFalseForNonEmptyPath) {

  EXPECT_FALSE(FilePath("a").IsEmpty());

  EXPECT_FALSE(FilePath(".").IsEmpty());

  EXPECT_FALSE(FilePath("a/b").IsEmpty());

  EXPECT_FALSE(FilePath("a\\b\\").IsEmpty());

}

// RemoveDirectoryName "" -> ""

TEST(RemoveDirectoryNameTest, WhenEmptyName) {

  EXPECT_EQ("", FilePath("").RemoveDirectoryName().string());

}

// RemoveDirectoryName "afile" -> "afile"

TEST(RemoveDirectoryNameTest, ButNoDirectory) {

  EXPECT_EQ("afile",

      FilePath("afile").RemoveDirectoryName().string());

}

// RemoveDirectoryName "/afile" -> "afile"

TEST(RemoveDirectoryNameTest, RootFileShouldGiveFileName) {

  EXPECT_EQ("afile",

      FilePath(GTEST_PATH_SEP_ "afile").RemoveDirectoryName().string());

}

// RemoveDirectoryName "adir/" -> ""

TEST(RemoveDirectoryNameTest, WhereThereIsNoFileName) {

  EXPECT_EQ("",

      FilePath("adir" GTEST_PATH_SEP_).RemoveDirectoryName().string());

}

// RemoveDirectoryName "adir/afile" -> "afile"

TEST(RemoveDirectoryNameTest, ShouldGiveFileName) {

  EXPECT_EQ("afile",

      FilePath("adir" GTEST_PATH_SEP_ "afile").RemoveDirectoryName().string());

}

// RemoveDirectoryName "adir/subdir/afile" -> "afile"

TEST(RemoveDirectoryNameTest, ShouldAlsoGiveFileName) {

  EXPECT_EQ("afile",

      FilePath("adir" GTEST_PATH_SEP_ "subdir" GTEST_PATH_SEP_ "afile")

      .RemoveDirectoryName().string());

}

#if GTEST_HAS_ALT_PATH_SEP_

// Tests that RemoveDirectoryName() works with the alternate separator

// on Windows.

// RemoveDirectoryName("/afile") -> "afile"

TEST(RemoveDirectoryNameTest, RootFileShouldGiveFileNameForAlternateSeparator) {

  EXPECT_EQ("afile", FilePath("/afile").RemoveDirectoryName().string());

}

// RemoveDirectoryName("adir/") -> ""

TEST(RemoveDirectoryNameTest, WhereThereIsNoFileNameForAlternateSeparator) {

  EXPECT_EQ("", FilePath("adir/").RemoveDirectoryName().string());

}

// RemoveDirectoryName("adir/afile") -> "afile"

TEST(RemoveDirectoryNameTest, ShouldGiveFileNameForAlternateSeparator) {

  EXPECT_EQ("afile", FilePath("adir/afile").RemoveDirectoryName().string());

}

// RemoveDirectoryName("adir/subdir/afile") -> "afile"

TEST(RemoveDirectoryNameTest, ShouldAlsoGiveFileNameForAlternateSeparator) {

  EXPECT_EQ("afile",

            FilePath("adir/subdir/afile").RemoveDirectoryName().string());

}

#endif

// RemoveFileName "" -> "./"

TEST(RemoveFileNameTest, EmptyName) {

#if GTEST_OS_WINDOWS_MOBILE

  // On Windows CE, we use the root as the current directory.

  EXPECT_EQ(GTEST_PATH_SEP_, FilePath("").RemoveFileName().string());

#else

  EXPECT_EQ("." GTEST_PATH_SEP_, FilePath("").RemoveFileName().string());

#endif

}

// RemoveFileName "adir/" -> "adir/"

TEST(RemoveFileNameTest, ButNoFile) {

  EXPECT_EQ("adir" GTEST_PATH_SEP_,

      FilePath("adir" GTEST_PATH_SEP_).RemoveFileName().string());

}

// RemoveFileName "adir/afile" -> "adir/"

TEST(RemoveFileNameTest, GivesDirName) {

  EXPECT_EQ("adir" GTEST_PATH_SEP_,

            FilePath("adir" GTEST_PATH_SEP_ "afile").RemoveFileName().string());

}

// RemoveFileName "adir/subdir/afile" -> "adir/subdir/"

TEST(RemoveFileNameTest, GivesDirAndSubDirName) {

  EXPECT_EQ("adir" GTEST_PATH_SEP_ "subdir" GTEST_PATH_SEP_,

      FilePath("adir" GTEST_PATH_SEP_ "subdir" GTEST_PATH_SEP_ "afile")

      .RemoveFileName().string());

}

// RemoveFileName "/afile" -> "/"

TEST(RemoveFileNameTest, GivesRootDir) {

  EXPECT_EQ(GTEST_PATH_SEP_,

      FilePath(GTEST_PATH_SEP_ "afile").RemoveFileName().string());

}

#if GTEST_HAS_ALT_PATH_SEP_

// Tests that RemoveFileName() works with the alternate separator on

// Windows.

// RemoveFileName("adir/") -> "adir/"

TEST(RemoveFileNameTest, ButNoFileForAlternateSeparator) {

  EXPECT_EQ("adir" GTEST_PATH_SEP_,

            FilePath("adir/").RemoveFileName().string());

}

// RemoveFileName("adir/afile") -> "adir/"

TEST(RemoveFileNameTest, GivesDirNameForAlternateSeparator) {

  EXPECT_EQ("adir" GTEST_PATH_SEP_,

            FilePath("adir/afile").RemoveFileName().string());

}

// RemoveFileName("adir/subdir/afile") -> "adir/subdir/"

TEST(RemoveFileNameTest, GivesDirAndSubDirNameForAlternateSeparator) {

  EXPECT_EQ("adir" GTEST_PATH_SEP_ "subdir" GTEST_PATH_SEP_,

            FilePath("adir/subdir/afile").RemoveFileName().string());

}

// RemoveFileName("/afile") -> "\"

TEST(RemoveFileNameTest, GivesRootDirForAlternateSeparator) {

  EXPECT_EQ(GTEST_PATH_SEP_, FilePath("/afile").RemoveFileName().string());

}

#endif

TEST(MakeFileNameTest, GenerateWhenNumberIsZero) {

  FilePath actual = FilePath::MakeFileName(FilePath("foo"), FilePath("bar"),

      0, "xml");

  EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar.xml", actual.string());

}

TEST(MakeFileNameTest, GenerateFileNameNumberGtZero) {

  FilePath actual = FilePath::MakeFileName(FilePath("foo"), FilePath("bar"),

      12, "xml");

  EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar_12.xml", actual.string());

}

TEST(MakeFileNameTest, GenerateFileNameWithSlashNumberIsZero) {

  FilePath actual = FilePath::MakeFileName(FilePath("foo" GTEST_PATH_SEP_),

      FilePath("bar"), 0, "xml");

  EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar.xml", actual.string());

}

TEST(MakeFileNameTest, GenerateFileNameWithSlashNumberGtZero) {

  FilePath actual = FilePath::MakeFileName(FilePath("foo" GTEST_PATH_SEP_),

      FilePath("bar"), 12, "xml");

  EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar_12.xml", actual.string());

}

TEST(MakeFileNameTest, GenerateWhenNumberIsZeroAndDirIsEmpty) {

  FilePath actual = FilePath::MakeFileName(FilePath(""), FilePath("bar"),

      0, "xml");

  EXPECT_EQ("bar.xml", actual.string());

}

TEST(MakeFileNameTest, GenerateWhenNumberIsNotZeroAndDirIsEmpty) {

  FilePath actual = FilePath::MakeFileName(FilePath(""), FilePath("bar"),

      14, "xml");

  EXPECT_EQ("bar_14.xml", actual.string());

}

TEST(ConcatPathsTest, WorksWhenDirDoesNotEndWithPathSep) {

  FilePath actual = FilePath::ConcatPaths(FilePath("foo"),

                                          FilePath("bar.xml"));

  EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar.xml", actual.string());

}

TEST(ConcatPathsTest, WorksWhenPath1EndsWithPathSep) {

  FilePath actual = FilePath::ConcatPaths(FilePath("foo" GTEST_PATH_SEP_),

                                          FilePath("bar.xml"));

  EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar.xml", actual.string());

}

TEST(ConcatPathsTest, Path1BeingEmpty) {

  FilePath actual = FilePath::ConcatPaths(FilePath(""),

                                          FilePath("bar.xml"));

  EXPECT_EQ("bar.xml", actual.string());

}

TEST(ConcatPathsTest, Path2BeingEmpty) {

  FilePath actual = FilePath::ConcatPaths(FilePath("foo"), FilePath(""));

  EXPECT_EQ("foo" GTEST_PATH_SEP_, actual.string());

}

TEST(ConcatPathsTest, BothPathBeingEmpty) {

  FilePath actual = FilePath::ConcatPaths(FilePath(""),

                                          FilePath(""));

  EXPECT_EQ("", actual.string());

}

TEST(ConcatPathsTest, Path1ContainsPathSep) {

  FilePath actual = FilePath::ConcatPaths(FilePath("foo" GTEST_PATH_SEP_ "bar"),

                                          FilePath("foobar.xml"));

  EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar" GTEST_PATH_SEP_ "foobar.xml",

            actual.string());

}

TEST(ConcatPathsTest, Path2ContainsPathSep) {

  FilePath actual = FilePath::ConcatPaths(

      FilePath("foo" GTEST_PATH_SEP_),

      FilePath("bar" GTEST_PATH_SEP_ "bar.xml"));

  EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar" GTEST_PATH_SEP_ "bar.xml",

            actual.string());

}

TEST(ConcatPathsTest, Path2EndsWithPathSep) {

  FilePath actual = FilePath::ConcatPaths(FilePath("foo"),

                                          FilePath("bar" GTEST_PATH_SEP_));

  EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar" GTEST_PATH_SEP_, actual.string());

}

// RemoveTrailingPathSeparator "" -> ""

TEST(RemoveTrailingPathSeparatorTest, EmptyString) {

  EXPECT_EQ("", FilePath("").RemoveTrailingPathSeparator().string());

}

// RemoveTrailingPathSeparator "foo" -> "foo"

TEST(RemoveTrailingPathSeparatorTest, FileNoSlashString) {

  EXPECT_EQ("foo", FilePath("foo").RemoveTrailingPathSeparator().string());

}

// RemoveTrailingPathSeparator "foo/" -> "foo"

TEST(RemoveTrailingPathSeparatorTest, ShouldRemoveTrailingSeparator) {

  EXPECT_EQ("foo",

      FilePath("foo" GTEST_PATH_SEP_).RemoveTrailingPathSeparator().string());

#if GTEST_HAS_ALT_PATH_SEP_

  EXPECT_EQ("foo", FilePath("foo/").RemoveTrailingPathSeparator().string());

#endif

}

// RemoveTrailingPathSeparator "foo/bar/" -> "foo/bar/"

TEST(RemoveTrailingPathSeparatorTest, ShouldRemoveLastSeparator) {

  EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar",

            FilePath("foo" GTEST_PATH_SEP_ "bar" GTEST_PATH_SEP_)

                .RemoveTrailingPathSeparator().string());

}

// RemoveTrailingPathSeparator "foo/bar" -> "foo/bar"

TEST(RemoveTrailingPathSeparatorTest, ShouldReturnUnmodified) {

  EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar",

            FilePath("foo" GTEST_PATH_SEP_ "bar")

                .RemoveTrailingPathSeparator().string());

}

TEST(DirectoryTest, RootDirectoryExists) {

#if GTEST_OS_WINDOWS  // We are on Windows.

  char current_drive[_MAX_PATH];  // NOLINT

  current_drive[0] = static_cast<char>(_getdrive() + 'A' - 1);

  current_drive[1] = ':';

  current_drive[2] = '\\';

  current_drive[3] = '\0';

  EXPECT_TRUE(FilePath(current_drive).DirectoryExists());

#else

  EXPECT_TRUE(FilePath("/").DirectoryExists());

#endif  // GTEST_OS_WINDOWS

}

#if GTEST_OS_WINDOWS

TEST(DirectoryTest, RootOfWrongDriveDoesNotExists) {

  const int saved_drive_ = _getdrive();

  // Find a drive that doesn't exist. Start with 'Z' to avoid common ones.

  for (char drive = 'Z'; drive >= 'A'; drive--)

    if (_chdrive(drive - 'A' + 1) == -1) {

      char non_drive[_MAX_PATH];  // NOLINT

      non_drive[0] = drive;

      non_drive[1] = ':';

      non_drive[2] = '\\';

      non_drive[3] = '\0';

      EXPECT_FALSE(FilePath(non_drive).DirectoryExists());

      break;

    }

  _chdrive(saved_drive_);

}

#endif  // GTEST_OS_WINDOWS

#if !GTEST_OS_WINDOWS_MOBILE

// Windows CE _does_ consider an empty directory to exist.

TEST(DirectoryTest, EmptyPathDirectoryDoesNotExist) {

  EXPECT_FALSE(FilePath("").DirectoryExists());

}

#endif  // !GTEST_OS_WINDOWS_MOBILE

TEST(DirectoryTest, CurrentDirectoryExists) {

#if GTEST_OS_WINDOWS  // We are on Windows.

# ifndef _WIN32_CE  // Windows CE doesn't have a current directory.

  EXPECT_TRUE(FilePath(".").DirectoryExists());

  EXPECT_TRUE(FilePath(".\\").DirectoryExists());

# endif  // _WIN32_CE

#else

  EXPECT_TRUE(FilePath(".").DirectoryExists());

  EXPECT_TRUE(FilePath("./").DirectoryExists());

#endif  // GTEST_OS_WINDOWS

}

// "foo/bar" == foo//bar" == "foo///bar"

TEST(NormalizeTest, MultipleConsecutiveSepaparatorsInMidstring) {

  EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar",

            FilePath("foo" GTEST_PATH_SEP_ "bar").string());

  EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar",

            FilePath("foo" GTEST_PATH_SEP_ GTEST_PATH_SEP_ "bar").string());

  EXPECT_EQ("foo" GTEST_PATH_SEP_ "bar",

            FilePath("foo" GTEST_PATH_SEP_ GTEST_PATH_SEP_

                     GTEST_PATH_SEP_ "bar").string());

}

// "/bar" == //bar" == "///bar"

TEST(NormalizeTest, MultipleConsecutiveSepaparatorsAtStringStart) {

  EXPECT_EQ(GTEST_PATH_SEP_ "bar",

    FilePath(GTEST_PATH_SEP_ "bar").string());

  EXPECT_EQ(GTEST_PATH_SEP_ "bar",

    FilePath(GTEST_PATH_SEP_ GTEST_PATH_SEP_ "bar").string());

  EXPECT_EQ(GTEST_PATH_SEP_ "bar",

    FilePath(GTEST_PATH_SEP_ GTEST_PATH_SEP_ GTEST_PATH_SEP_ "bar").string());

}

// "foo/" == foo//" == "foo///"

TEST(NormalizeTest, MultipleConsecutiveSepaparatorsAtStringEnd) {

  EXPECT_EQ("foo" GTEST_PATH_SEP_,

    FilePath("foo" GTEST_PATH_SEP_).string());

  EXPECT_EQ("foo" GTEST_PATH_SEP_,

    FilePath("foo" GTEST_PATH_SEP_ GTEST_PATH_SEP_).string());

  EXPECT_EQ("foo" GTEST_PATH_SEP_,

    FilePath("foo" GTEST_PATH_SEP_ GTEST_PATH_SEP_ GTEST_PATH_SEP_).string());

}

#if GTEST_HAS_ALT_PATH_SEP_

// Tests that separators at the end of the string are normalized

// regardless of their combination (e.g. "foo\" =="foo/\" ==

// "foo\\/").

TEST(NormalizeTest, MixAlternateSeparatorAtStringEnd) {

  EXPECT_EQ("foo" GTEST_PATH_SEP_,

            FilePath("foo/").string());

  EXPECT_EQ("foo" GTEST_PATH_SEP_,

            FilePath("foo" GTEST_PATH_SEP_ "/").string());

  EXPECT_EQ("foo" GTEST_PATH_SEP_,

            FilePath("foo//" GTEST_PATH_SEP_).string());

}

#endif

TEST(AssignmentOperatorTest, DefaultAssignedToNonDefault) {

  FilePath default_path;

  FilePath non_default_path("path");

  non_default_path = default_path;

  EXPECT_EQ("", non_default_path.string());

  EXPECT_EQ("", default_path.string());  // RHS var is unchanged.

}

TEST(AssignmentOperatorTest, NonDefaultAssignedToDefault) {

  FilePath non_default_path("path");

  FilePath default_path;

  default_path = non_default_path;

  EXPECT_EQ("path", default_path.string());

  EXPECT_EQ("path", non_default_path.string());  // RHS var is unchanged.

}

TEST(AssignmentOperatorTest, ConstAssignedToNonConst) {

  const FilePath const_default_path("const_path");

  FilePath non_default_path("path");

  non_default_path = const_default_path;

  EXPECT_EQ("const_path", non_default_path.string());

}

class DirectoryCreationTest : public Test {

 protected:

  virtual void SetUp() {

    testdata_path_.Set(FilePath(

        TempDir() + GetCurrentExecutableName().string() +

        "_directory_creation" GTEST_PATH_SEP_ "test" GTEST_PATH_SEP_));

    testdata_file_.Set(testdata_path_.RemoveTrailingPathSeparator());

    unique_file0_.Set(FilePath::MakeFileName(testdata_path_, FilePath("unique"),

        0, "txt"));

    unique_file1_.Set(FilePath::MakeFileName(testdata_path_, FilePath("unique"),

        1, "txt"));

    remove(testdata_file_.c_str());

    remove(unique_file0_.c_str());

    remove(unique_file1_.c_str());

    posix::RmDir(testdata_path_.c_str());

  }

  virtual void TearDown() {

    remove(testdata_file_.c_str());

    remove(unique_file0_.c_str());

    remove(unique_file1_.c_str());

    posix::RmDir(testdata_path_.c_str());

  }

  void CreateTextFile(const char* filename) {

    FILE* f = posix::FOpen(filename, "w");

    fprintf(f, "text\n");

    fclose(f);

  }

  // Strings representing a directory and a file, with identical paths

  // except for the trailing separator character that distinquishes

  // a directory named 'test' from a file named 'test'. Example names:

  FilePath testdata_path_;  // "/tmp/directory_creation/test/"

  FilePath testdata_file_;  // "/tmp/directory_creation/test"

  FilePath unique_file0_;  // "/tmp/directory_creation/test/unique.txt"

  FilePath unique_file1_;  // "/tmp/directory_creation/test/unique_1.txt"

};

TEST_F(DirectoryCreationTest, CreateDirectoriesRecursively) {

  EXPECT_FALSE(testdata_path_.DirectoryExists()) << testdata_path_.string();

  EXPECT_TRUE(testdata_path_.CreateDirectoriesRecursively());

  EXPECT_TRUE(testdata_path_.DirectoryExists());

}

TEST_F(DirectoryCreationTest, CreateDirectoriesForAlreadyExistingPath) {

  EXPECT_FALSE(testdata_path_.DirectoryExists()) << testdata_path_.string();

  EXPECT_TRUE(testdata_path_.CreateDirectoriesRecursively());

  // Call 'create' again... should still succeed.

  EXPECT_TRUE(testdata_path_.CreateDirectoriesRecursively());

}

TEST_F(DirectoryCreationTest, CreateDirectoriesAndUniqueFilename) {

  FilePath file_path(FilePath::GenerateUniqueFileName(testdata_path_,

      FilePath("unique"), "txt"));

  EXPECT_EQ(unique_file0_.string(), file_path.string());

  EXPECT_FALSE(file_path.FileOrDirectoryExists());  // file not there

  testdata_path_.CreateDirectoriesRecursively();

  EXPECT_FALSE(file_path.FileOrDirectoryExists());  // file still not there

  CreateTextFile(file_path.c_str());

  EXPECT_TRUE(file_path.FileOrDirectoryExists());

  FilePath file_path2(FilePath::GenerateUniqueFileName(testdata_path_,

      FilePath("unique"), "txt"));

  EXPECT_EQ(unique_file1_.string(), file_path2.string());

  EXPECT_FALSE(file_path2.FileOrDirectoryExists());  // file not there

  CreateTextFile(file_path2.c_str());

  EXPECT_TRUE(file_path2.FileOrDirectoryExists());

}

TEST_F(DirectoryCreationTest, CreateDirectoriesFail) {

  // force a failure by putting a file where we will try to create a directory.

  CreateTextFile(testdata_file_.c_str());

  EXPECT_TRUE(testdata_file_.FileOrDirectoryExists());

  EXPECT_FALSE(testdata_file_.DirectoryExists());

  EXPECT_FALSE(testdata_file_.CreateDirectoriesRecursively());

}

TEST(NoDirectoryCreationTest, CreateNoDirectoriesForDefaultXmlFile) {

  const FilePath test_detail_xml("test_detail.xml");

  EXPECT_FALSE(test_detail_xml.CreateDirectoriesRecursively());

}

TEST(FilePathTest, DefaultConstructor) {

  FilePath fp;

  EXPECT_EQ("", fp.string());

}

TEST(FilePathTest, CharAndCopyConstructors) {

  const FilePath fp("spicy");

  EXPECT_EQ("spicy", fp.string());

  const FilePath fp_copy(fp);

  EXPECT_EQ("spicy", fp_copy.string());

}

TEST(FilePathTest, StringConstructor) {

  const FilePath fp(std::string("cider"));

  EXPECT_EQ("cider", fp.string());

}

TEST(FilePathTest, Set) {

  const FilePath apple("apple");

  FilePath mac("mac");

  mac.Set(apple);  // Implement Set() since overloading operator= is forbidden.

  EXPECT_EQ("apple", mac.string());

  EXPECT_EQ("apple", apple.string());

}

TEST(FilePathTest, ToString) {

  const FilePath file("drink");

  EXPECT_EQ("drink", file.string());

}

TEST(FilePathTest, RemoveExtension) {

  EXPECT_EQ("app", FilePath("app.cc").RemoveExtension("cc").string());

  EXPECT_EQ("app", FilePath("app.exe").RemoveExtension("exe").string());

  EXPECT_EQ("APP", FilePath("APP.EXE").RemoveExtension("exe").string());

}

TEST(FilePathTest, RemoveExtensionWhenThereIsNoExtension) {

  EXPECT_EQ("app", FilePath("app").RemoveExtension("exe").string());

}

TEST(FilePathTest, IsDirectory) {

  EXPECT_FALSE(FilePath("cola").IsDirectory());

  EXPECT_TRUE(FilePath("koala" GTEST_PATH_SEP_).IsDirectory());

#if GTEST_HAS_ALT_PATH_SEP_

  EXPECT_TRUE(FilePath("koala/").IsDirectory());

#endif

}

TEST(FilePathTest, IsAbsolutePath) {

  EXPECT_FALSE(FilePath("is" GTEST_PATH_SEP_ "relative").IsAbsolutePath());

  EXPECT_FALSE(FilePath("").IsAbsolutePath());

#if GTEST_OS_WINDOWS

  EXPECT_TRUE(FilePath("c:\\" GTEST_PATH_SEP_ "is_not"

                       GTEST_PATH_SEP_ "relative").IsAbsolutePath());

  EXPECT_FALSE(FilePath("c:foo" GTEST_PATH_SEP_ "bar").IsAbsolutePath());

  EXPECT_TRUE(FilePath("c:/" GTEST_PATH_SEP_ "is_not"