Method test_hard_link

tests/FileSystem_test.cpp:403–450

    }

    void test_hard_link()
    {
        QString folder = QFINDTESTDATA("testdata/FileSystem/test_folder");
        auto f = [&folder]() {
            // use working dir to prevent makeing a hard link to a tmpfs or across devices
            QTemporaryDir tempDir("./tmp");
            tempDir.setAutoRemove(true);
            qDebug() << "From:" << folder << "To:" << tempDir.path();

            QDir target_dir(FS::PathCombine(tempDir.path(), "test_folder"));
            qDebug() << tempDir.path();
            qDebug() << target_dir.path();
            FS::create_link lnk(folder, target_dir.path());
            lnk.useHardLinks(true);
            lnk.debug(true);
            if (!lnk()) {
                qDebug() << "Link Failed!" << lnk.getOSError().value() << lnk.getOSError().message().c_str();
            }

            for (auto entry : target_dir.entryList()) {
                qDebug() << entry;
                QFileInfo entry_lnk_info(target_dir.filePath(entry));
                QVERIFY(!entry_lnk_info.isSymLink());
                QFileInfo entry_orig_info(QDir(folder).filePath(entry));
                if (!entry_lnk_info.isDir()) {
                    qDebug() << "hard link equivalency?" << entry_lnk_info.absoluteFilePath() << "vs" << entry_orig_info.absoluteFilePath();
                    QVERIFY(fs::equivalent(fs::path(StringUtils::toStdString(entry_lnk_info.absoluteFilePath())),
                                           fs::path(StringUtils::toStdString(entry_orig_info.absoluteFilePath()))));
                }
            }

            QFileInfo lnk_info(target_dir.path());
            QVERIFY(lnk_info.exists());
            QVERIFY(!lnk_info.isSymLink());

            QVERIFY(target_dir.entryList().contains("pack.mcmeta"));
            QVERIFY(target_dir.entryList().contains("assets"));
        };

        // first try variant without trailing /
        QVERIFY(!folder.endsWith('/'));
        f();

        // then variant with trailing /
        folder.append('/');
        QVERIFY(folder.endsWith('/'));
        f();
    }

    void test_link_with_blacklist()
    {