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#include "BATesting.h"
#include "Base/Util/PathUtil.h"
#include "Tests/GTestWrapper/google_test.h"
#include <algorithm>
#include <filesystem>
#include <fstream>
class FileSystemUtilsTest : public ::testing::Test {
protected:
void SetUp() override
{
Base::Path::createDirectories(BATesting::TestOutDir_Base);
ASSERT_TRUE(std::filesystem::exists(BATesting::TestOutDir_Base));
ASSERT_TRUE(assureNonExistingTestCasePath());
}
void TearDown() override
{
ASSERT_TRUE(assureNonExistingTestCasePath());
// by design no removing of BATesting::TestOutDir_Base which may have been
// created in SetUp
}
std::string testCaseFolderName() const
{
const auto* const test_info = ::testing::UnitTest::GetInstance()->current_test_info();
return test_info->test_suite_name() + std::string("_") + test_info->name();
}
std::string testCasePath() const
{
return Base::Path::jointPath(BATesting::TestOutDir_Base, testCaseFolderName());
}
//! Assures the test case specific path is not existent. Removes it if necessary.
bool assureNonExistingTestCasePath() const
{
// current dir must not be the dir to be removed
std::filesystem::current_path(BATesting::TestOutDir_Base);
std::filesystem::remove_all(testCasePath());
return !std::filesystem::exists(testCasePath());
}
};
TEST_F(FileSystemUtilsTest, extension)
{
EXPECT_EQ(Base::Path::extension(""), "");
EXPECT_EQ(Base::Path::extension("/home/james/"), "");
EXPECT_EQ(Base::Path::extension("/home/james/."), "");
EXPECT_EQ(Base::Path::extension("/home/james/.."), "");
EXPECT_EQ(Base::Path::extension("/home/james/.hidden"), "");
EXPECT_EQ(Base::Path::extension("/home/james/.hidden.txt"), ".txt");
EXPECT_EQ(Base::Path::extension("/home/james/file.txt"), ".txt");
EXPECT_EQ(Base::Path::extension("/home/james/file.txt.gz"), ".gz");
EXPECT_EQ(Base::Path::extension("/home/james/file.txt.GZ"), ".GZ");
}
TEST_F(FileSystemUtilsTest, hasExtension)
{
EXPECT_TRUE(Base::Path::hasExtension("", ""));
EXPECT_TRUE(Base::Path::hasExtension("/home/james/", ""));
EXPECT_TRUE(Base::Path::hasExtension("/home/james/.", ""));
EXPECT_TRUE(Base::Path::hasExtension("/home/james/..", ""));
EXPECT_TRUE(Base::Path::hasExtension("/home/james/.hidden", ""));
EXPECT_TRUE(Base::Path::hasExtension("/home/james/.hidden.txt", ".txt"));
EXPECT_TRUE(Base::Path::hasExtension("/home/james/file.txt", ".txt"));
EXPECT_TRUE(Base::Path::hasExtension("/home/james/file.TXT", ".txt"));
EXPECT_TRUE(Base::Path::hasExtension("/home/james/file.txt.gz", ".gz"));
EXPECT_TRUE(Base::Path::hasExtension("/home/james/file.TXT.GZ", ".gz"));
}
TEST_F(FileSystemUtilsTest, extensions)
{
EXPECT_EQ(Base::Path::extensions(""), "");
EXPECT_EQ(Base::Path::extensions("/home/james/"), "");
EXPECT_EQ(Base::Path::extensions("/home/james/."), "");
EXPECT_EQ(Base::Path::extensions("/home/james/.."), "");
EXPECT_EQ(Base::Path::extensions("/home/james/.hidden"), "");
EXPECT_EQ(Base::Path::extensions("/home/james/.hidden.txt"), ".txt");
EXPECT_EQ(Base::Path::extensions("/home/james/.hidden.txt.gz"), ".txt.gz");
EXPECT_EQ(Base::Path::extensions("/home/james/f"), "");
EXPECT_EQ(Base::Path::extensions("/home/james/f.txt"), ".txt");
EXPECT_EQ(Base::Path::extensions("/home/james/file.txt"), ".txt");
EXPECT_EQ(Base::Path::extensions("/home/james/file.txt.gz"), ".txt.gz");
}
TEST_F(FileSystemUtilsTest, filename)
{
EXPECT_EQ(Base::Path::filename(""), "");
EXPECT_EQ(Base::Path::filename("/home/james/"), "");
EXPECT_EQ(Base::Path::filename("/home/james/."), "."); // sic! according to C++17
EXPECT_EQ(Base::Path::filename("/home/james/.."), ".."); // sic! according to C++17
EXPECT_EQ(Base::Path::filename("/home/james/.hidden"), ".hidden");
EXPECT_EQ(Base::Path::filename("/home/james/file.txt"), "file.txt");
EXPECT_EQ(Base::Path::filename("/home/james/file"), "file");
}
TEST_F(FileSystemUtilsTest, stem)
{
EXPECT_EQ(Base::Path::stem(""), "");
EXPECT_EQ(Base::Path::stem("/home/james/"), "");
EXPECT_EQ(Base::Path::stem("/home/james/."), ".");
EXPECT_EQ(Base::Path::stem("/home/james/.."), "..");
EXPECT_EQ(Base::Path::stem("/home/james/.hidden"), ".hidden");
EXPECT_EQ(Base::Path::stem("/home/james/.hidden.txt"), ".hidden");
EXPECT_EQ(Base::Path::stem("/home/james/.hidden.txt.gz"), ".hidden.txt");
EXPECT_EQ(Base::Path::stem("/home/james/filename.txt"), "filename");
EXPECT_EQ(Base::Path::stem("/home/james/filename.txt.gz"), "filename.txt");
}
TEST_F(FileSystemUtilsTest, StemAndExtension)
{
EXPECT_EQ(Base::Path::stem_ext(""), "");
EXPECT_EQ(Base::Path::stem_ext("/home/james/"), "");
EXPECT_EQ(Base::Path::stem_ext("/home/james/."), ".");
EXPECT_EQ(Base::Path::stem_ext("/home/james/.."), "..");
EXPECT_EQ(Base::Path::stem_ext("/home/james/.hidden"), ".hidden");
EXPECT_EQ(Base::Path::stem_ext("/home/james/.hidden.txt"), ".hidden");
EXPECT_EQ(Base::Path::stem_ext("/home/james/.hidden.txt.gz"), ".hidden");
EXPECT_EQ(Base::Path::stem_ext("/home/james/filename"), "filename");
EXPECT_EQ(Base::Path::stem_ext("/home/james/filename.txt"), "filename");
EXPECT_EQ(Base::Path::stem_ext("/home/james/filename.txt.gz"), "filename");
}
TEST_F(FileSystemUtilsTest, createDirectory)
{
// with absolute path
EXPECT_TRUE(Base::Path::createDirectories(testCasePath()));
EXPECT_FALSE(Base::Path::createDirectories(testCasePath()));
// with relative path
std::filesystem::current_path(testCasePath());
EXPECT_TRUE(Base::Path::createDirectories("sub"));
EXPECT_FALSE(Base::Path::createDirectories("sub"));
EXPECT_TRUE(std::filesystem::exists("sub"));
EXPECT_TRUE(std::filesystem::exists(Base::Path::jointPath(testCasePath(), "sub")));
}
TEST_F(FileSystemUtilsTest, createDirectories)
{
// with absolute path
const auto sub1 = Base::Path::jointPath(testCasePath(), "sub1");
const auto sub2 = Base::Path::jointPath(sub1, "sub2");
EXPECT_TRUE(Base::Path::createDirectories(sub2));
EXPECT_FALSE(Base::Path::createDirectories(sub2));
EXPECT_TRUE(std::filesystem::exists(testCasePath()));
EXPECT_TRUE(std::filesystem::exists(sub1));
EXPECT_TRUE(std::filesystem::exists(sub2));
// with relative path
const auto* const sub4 = "sub3/sub4";
std::filesystem::current_path(sub2);
EXPECT_TRUE(Base::Path::createDirectories(sub4));
EXPECT_FALSE(Base::Path::createDirectories(sub4));
EXPECT_TRUE(std::filesystem::exists("sub3"));
EXPECT_TRUE(std::filesystem::exists("sub3/sub4"));
EXPECT_TRUE(std::filesystem::exists(Base::Path::jointPath(sub2, sub4)));
}
TEST_F(FileSystemUtilsTest, jointPath)
{
#ifdef _WIN32
EXPECT_EQ(Base::Path::jointPath("a", "b"), "a\\b");
#else
EXPECT_EQ(Base::Path::jointPath("a", "b"), "a/b");
#endif
EXPECT_FAILED_ASSERT(Base::Path::jointPath("", ""));
EXPECT_FAILED_ASSERT(Base::Path::jointPath("a", ""));
EXPECT_EQ(Base::Path::jointPath("", "b"), "b");
}
TEST_F(FileSystemUtilsTest, filesInDirectoryIsFileExists)
{
EXPECT_ANY_THROW(Base::Path::filesInDirectory("non-existent/directory"));
// assure clean preconditions
ASSERT_TRUE(Base::Path::createDirectories(testCasePath()));
ASSERT_TRUE(Base::Path::filesInDirectory(testCasePath()).empty());
// create a few files
std::filesystem::current_path(testCasePath());
std::ofstream("file1.txt");
std::ofstream("file2.txt");
std::ofstream("file3.txt");
EXPECT_EQ(Base::Path::filesInDirectory(testCasePath()).size(), 3uL); // abs
EXPECT_EQ(Base::Path::filesInDirectory(".").size(), 3uL); // rel
const auto files = Base::Path::filesInDirectory(".");
EXPECT_TRUE(std::find(files.begin(), files.end(), "file1.txt") != files.end());
EXPECT_TRUE(std::find(files.begin(), files.end(), "file2.txt") != files.end());
EXPECT_TRUE(std::find(files.begin(), files.end(), "file3.txt") != files.end());
// tests for IsFileExists
EXPECT_TRUE(Base::Path::IsFileExists("file1.txt"));
EXPECT_TRUE(Base::Path::IsFileExists("file2.txt"));
EXPECT_TRUE(Base::Path::IsFileExists("file3.txt"));
EXPECT_FALSE(Base::Path::IsFileExists("nonexisting.txt"));
}
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