diff options
Diffstat (limited to 'tests/auto/corelib/io/qfileinfo/tst_qfileinfo.cpp')
| -rw-r--r-- | tests/auto/corelib/io/qfileinfo/tst_qfileinfo.cpp | 410 |
1 files changed, 216 insertions, 194 deletions
diff --git a/tests/auto/corelib/io/qfileinfo/tst_qfileinfo.cpp b/tests/auto/corelib/io/qfileinfo/tst_qfileinfo.cpp index f35dab2cad..8945daff4a 100644 --- a/tests/auto/corelib/io/qfileinfo/tst_qfileinfo.cpp +++ b/tests/auto/corelib/io/qfileinfo/tst_qfileinfo.cpp @@ -35,6 +35,7 @@ #include <qtemporarydir.h> #include <qdir.h> #include <qfileinfo.h> +#include <qstorageinfo.h> #ifdef Q_OS_UNIX #include <errno.h> #include <fcntl.h> @@ -64,84 +65,38 @@ #define Q_NO_SYMLINKS #endif - -#if defined(Q_OS_UNIX) && !defined(Q_OS_VXWORKS) -inline bool qt_isEvilFsTypeName(const char *name) -{ - return (qstrncmp(name, "nfs", 3) == 0 - || qstrncmp(name, "autofs", 6) == 0 - || qstrncmp(name, "cachefs", 7) == 0); -} - -#if defined(Q_OS_BSD4) && !defined(Q_OS_NETBSD) -# include <sys/param.h> -# include <sys/mount.h> - -bool qIsLikelyToBeNfs(int handle) -{ - struct statfs buf; - if (fstatfs(handle, &buf) != 0) - return false; - return qt_isEvilFsTypeName(buf.f_fstypename); -} - -#elif defined(Q_OS_LINUX) || defined(Q_OS_HURD) - -# include <sys/vfs.h> -# ifdef QT_LINUXBASE - // LSB 3.2 has fstatfs in sys/statfs.h, sys/vfs.h is just an empty dummy header -# include <sys/statfs.h> -# endif - -# ifndef NFS_SUPER_MAGIC -# define NFS_SUPER_MAGIC 0x00006969 -# endif -# ifndef AUTOFS_SUPER_MAGIC -# define AUTOFS_SUPER_MAGIC 0x00000187 -# endif -# ifndef AUTOFSNG_SUPER_MAGIC -# define AUTOFSNG_SUPER_MAGIC 0x7d92b1a0 -# endif - -bool qIsLikelyToBeNfs(int handle) +inline bool qIsLikelyToBeFat(const QString &path) { - struct statfs buf; - if (fstatfs(handle, &buf) != 0) - return false; - return buf.f_type == NFS_SUPER_MAGIC - || buf.f_type == AUTOFS_SUPER_MAGIC - || buf.f_type == AUTOFSNG_SUPER_MAGIC; + QByteArray name = QStorageInfo(path).fileSystemType().toLower(); + return name.contains("fat") || name.contains("msdos"); } -#elif defined(Q_OS_SOLARIS) || defined(Q_OS_IRIX) || defined(Q_OS_AIX) || defined(Q_OS_HPUX) \ - || defined(Q_OS_OSF) || defined(Q_OS_QNX) || defined(Q_OS_SCO) \ - || defined(Q_OS_UNIXWARE) || defined(Q_OS_RELIANT) || defined(Q_OS_NETBSD) - -# include <sys/statvfs.h> - -bool qIsLikelyToBeNfs(int handle) +inline bool qIsLikelyToBeNfs(const QString &path) { - struct statvfs buf; - if (fstatvfs(handle, &buf) != 0) - return false; -#if defined(Q_OS_NETBSD) - return qt_isEvilFsTypeName(buf.f_fstypename); +#ifdef Q_OS_WIN + Q_UNUSED(path); + return false; #else - return qt_isEvilFsTypeName(buf.f_basetype); + QByteArray type = QStorageInfo(path).fileSystemType(); + const char *name = type.constData(); + + return (qstrncmp(name, "nfs", 3) == 0 + || qstrncmp(name, "autofs", 6) == 0 + || qstrncmp(name, "autofsng", 8) == 0 + || qstrncmp(name, "cachefs", 7) == 0); #endif } -#else -inline bool qIsLikelyToBeNfs(int /* handle */) -{ - return false; -} -#endif -#endif static QString seedAndTemplate() { - qsrand(QDateTime::currentSecsSinceEpoch()); - return QDir::tempPath() + "/tst_qfileinfo-XXXXXX"; + QString base; +#if defined(Q_OS_UNIX) && !defined(Q_OS_ANDROID) + // use XDG_RUNTIME_DIR as it's a fully-capable FS + base = QStandardPaths::writableLocation(QStandardPaths::RuntimeLocation); +#endif + if (base.isEmpty()) + base = QDir::tempPath(); + return base + "/tst_qfileinfo-XXXXXX"; } static QByteArray msgDoesNotExist(const QString &name) @@ -277,8 +232,9 @@ private slots: #endif void group(); + void invalidState_data(); void invalidState(); - void nonExistingFileDates(); + void nonExistingFile(); private: const QString m_currentDir; @@ -1034,6 +990,11 @@ void tst_QFileInfo::systemFiles() QVERIFY2(fi.exists(), msgDoesNotExist(fi.absoluteFilePath()).constData()); QVERIFY(fi.size() > 0); QVERIFY(fi.lastModified().isValid()); + QVERIFY(fi.metadataChangeTime().isValid()); + QCOMPARE(fi.metadataChangeTime(), fi.lastModified()); // On Windows, they're the same + QVERIFY(fi.birthTime().isValid()); + QVERIFY(fi.birthTime() <= fi.lastModified()); + QCOMPARE(fi.created(), fi.birthTime()); // On Windows, they're the same } void tst_QFileInfo::compare_data() @@ -1124,43 +1085,92 @@ void tst_QFileInfo::fileTimes_data() void tst_QFileInfo::fileTimes() { - int sleepTime = 2000; + auto datePairString = [](const QDateTime &actual, const QDateTime &before) { + return (actual.toString(Qt::ISODateWithMs) + " (should be >) " + before.toString(Qt::ISODateWithMs)) + .toLatin1(); + }; + QFETCH(QString, fileName); + int sleepTime = 100; + + // on Linux and Windows, the filesystem timestamps may be slightly out of + // sync with the system clock (maybe they're using CLOCK_REALTIME_COARSE), + // so add a margin of error to our comparisons + int fsClockSkew = 10; +#ifdef Q_OS_WIN + fsClockSkew = 500; +#endif + + // NFS clocks may be WAY out of sync + if (qIsLikelyToBeNfs(fileName)) + QSKIP("This test doesn't work on NFS"); + + bool noAccessTime = false; + { + // try to guess if file times on this filesystem round to the second + QFileInfo cwd("."); + if (cwd.lastModified().toMSecsSinceEpoch() % 1000 == 0 + && cwd.lastRead().toMSecsSinceEpoch() % 1000 == 0) { + fsClockSkew = sleepTime = 1000; + + noAccessTime = qIsLikelyToBeFat(fileName); + if (noAccessTime) { + // FAT filesystems (but maybe not exFAT) store timestamps with 2-second + // granularity and access time with 1-day granularity + fsClockSkew = sleepTime = 2000; + } + } + } + if (QFile::exists(fileName)) { QVERIFY(QFile::remove(fileName)); } - QTest::qSleep(sleepTime); + + QDateTime beforeBirth, beforeWrite, beforeMetadataChange, beforeRead; + QDateTime birthTime, writeTime, metadataChangeTime, readTime; + + // --- Create file and write to it + beforeBirth = QDateTime::currentDateTime().addMSecs(-fsClockSkew); { QFile file(fileName); QVERIFY(file.open(QFile::WriteOnly | QFile::Text)); -#if defined(Q_OS_UNIX) && !defined(Q_OS_VXWORKS) - if (qIsLikelyToBeNfs(file.handle())) - QSKIP("This Test doesn't work on NFS"); -#endif + QFileInfo fileInfo(fileName); + birthTime = fileInfo.birthTime(); + QVERIFY2(!birthTime.isValid() || birthTime > beforeBirth, + datePairString(birthTime, beforeBirth)); + + QTest::qSleep(sleepTime); + beforeWrite = QDateTime::currentDateTime().addMSecs(-fsClockSkew); QTextStream ts(&file); ts << fileName << endl; } - QTest::qSleep(sleepTime); - QDateTime beforeWrite = QDateTime::currentDateTime(); - QTest::qSleep(sleepTime); { QFileInfo fileInfo(fileName); - QVERIFY(fileInfo.created() < beforeWrite); - QFile file(fileName); - QVERIFY(file.open(QFile::ReadWrite | QFile::Text)); - QTextStream ts(&file); - ts << fileName << endl; + writeTime = fileInfo.lastModified(); + QVERIFY2(writeTime > beforeWrite, datePairString(writeTime, beforeWrite)); + QCOMPARE(fileInfo.birthTime(), birthTime); // mustn't have changed } + + // --- Change the file's metadata QTest::qSleep(sleepTime); - QDateTime beforeRead = QDateTime::currentDateTime(); - QTest::qSleep(sleepTime); + beforeMetadataChange = QDateTime::currentDateTime().addMSecs(-fsClockSkew); + { + QFile file(fileName); + file.setPermissions(file.permissions()); + } { QFileInfo fileInfo(fileName); -// On unix created() returns the same as lastModified(). -#if !defined(Q_OS_UNIX) - QVERIFY(fileInfo.created() < beforeWrite); -#endif - QVERIFY(fileInfo.lastModified() > beforeWrite); + metadataChangeTime = fileInfo.metadataChangeTime(); + QVERIFY2(metadataChangeTime > beforeMetadataChange, + datePairString(metadataChangeTime, beforeMetadataChange)); + QVERIFY(metadataChangeTime >= writeTime); // not all filesystems can store both times + QCOMPARE(fileInfo.birthTime(), birthTime); // mustn't have changed + } + + // --- Read the file + QTest::qSleep(sleepTime); + beforeRead = QDateTime::currentDateTime().addMSecs(-fsClockSkew); + { QFile file(fileName); QVERIFY(file.open(QFile::ReadOnly | QFile::Text)); QTextStream ts(&file); @@ -1169,13 +1179,17 @@ void tst_QFileInfo::fileTimes() } QFileInfo fileInfo(fileName); -#if !defined(Q_OS_UNIX) - QVERIFY(fileInfo.created() < beforeWrite); -#endif + readTime = fileInfo.lastRead(); + QCOMPARE(fileInfo.lastModified(), writeTime); // mustn't have changed + QCOMPARE(fileInfo.birthTime(), birthTime); // mustn't have changed + QVERIFY(readTime.isValid()); + +#if defined(Q_OS_WINRT) || defined(Q_OS_QNX) || defined(Q_OS_ANDROID) + noAccessTime = true; +#elif defined(Q_OS_WIN) //In Vista the last-access timestamp is not updated when the file is accessed/touched (by default). //To enable this the HKLM\SYSTEM\CurrentControlSet\Control\FileSystem\NtfsDisableLastAccessUpdate //is set to 0, in the test machine. -#if defined(Q_OS_WIN) && !defined(Q_OS_WINRT) HKEY key; if (ERROR_SUCCESS == RegOpenKeyEx(HKEY_LOCAL_MACHINE, L"SYSTEM\\CurrentControlSet\\Control\\FileSystem", 0, KEY_READ, &key)) { @@ -1184,75 +1198,43 @@ void tst_QFileInfo::fileTimes() LONG error = RegQueryValueEx(key, L"NtfsDisableLastAccessUpdate" , NULL, NULL, (LPBYTE)&disabledAccessTimes, &size); if (ERROR_SUCCESS == error && disabledAccessTimes) - QEXPECT_FAIL("", "File access times are disabled in windows registry (this is the default setting)", Continue); + noAccessTime = true; RegCloseKey(key); } #endif -#if defined(Q_OS_WINRT) - QEXPECT_FAIL("", "WinRT does not allow timestamp handling change in the filesystem due to sandboxing", Continue); -#elif defined(Q_OS_QNX) - QEXPECT_FAIL("", "QNX uses the noatime filesystem option", Continue); -#elif defined(Q_OS_ANDROID) - if (fileInfo.lastRead() <= beforeRead) - QEXPECT_FAIL("", "Android may use relatime or noatime on mounts", Continue); -#endif - QVERIFY(fileInfo.lastRead() > beforeRead); - QVERIFY(fileInfo.lastModified() > beforeWrite); - QVERIFY(fileInfo.lastModified() < beforeRead); + if (noAccessTime) + return; + + QVERIFY2(readTime > beforeRead, datePairString(readTime, beforeRead)); + QVERIFY(writeTime < beforeRead); } void tst_QFileInfo::fileTimes_oldFile() { - // This is not supported on WinRT -#if defined(Q_OS_WIN) && !defined(Q_OS_WINRT) - // All files are opened in share mode (both read and write). - DWORD shareMode = FILE_SHARE_READ | FILE_SHARE_WRITE; - - // All files on Windows can be read; there's no such thing as an - // unreadable file. Add GENERIC_WRITE if WriteOnly is passed. - int accessRights = GENERIC_READ | GENERIC_WRITE; - - SECURITY_ATTRIBUTES securityAtts = { sizeof(SECURITY_ATTRIBUTES), NULL, TRUE }; - - // Regular file mode. In Unbuffered mode, pass the no-buffering flag. - DWORD flagsAndAtts = FILE_ATTRIBUTE_NORMAL; - - // WriteOnly can create files, ReadOnly cannot. - DWORD creationDisp = OPEN_ALWAYS; - - // Create the file handle. - HANDLE fileHandle = CreateFile(L"oldfile.txt", - accessRights, - shareMode, - &securityAtts, - creationDisp, - flagsAndAtts, - NULL); - - // Set file times back to 1601. - SYSTEMTIME stime; - stime.wYear = 1601; - stime.wMonth = 1; - stime.wDayOfWeek = 1; - stime.wDay = 1; - stime.wHour = 1; - stime.wMinute = 0; - stime.wSecond = 0; - stime.wMilliseconds = 0; - - FILETIME ctime; - QVERIFY(SystemTimeToFileTime(&stime, &ctime)); - FILETIME atime = ctime; - FILETIME mtime = atime; - QVERIFY(fileHandle); - QVERIFY(SetFileTime(fileHandle, &ctime, &atime, &mtime) != 0); - - CloseHandle(fileHandle); - - QFileInfo info("oldfile.txt"); - QCOMPARE(info.lastModified(), QDateTime(QDate(1601, 1, 1), QTime(1, 0), Qt::UTC).toLocalTime()); -#endif + // This is 2^{31} seconds before 1970-01-01 15:14:8, + // i.e. shortly after the start of time_t, in any time-zone: + const QDateTime early(QDate(1901, 12, 14), QTime(12, 0)); + QFile file("ancientfile.txt"); + file.open(QIODevice::WriteOnly); + file.write("\n", 1); + file.close(); + + /* + QFile's setFileTime calls QFSFileEngine::setFileTime() which fails unless + the file is open at the time. Of course, when writing, close() changes + modification time, so need to re-open for read in order to setFileTime(). + */ + file.open(QIODevice::ReadOnly); + bool ok = file.setFileTime(early, QFileDevice::FileModificationTime); + file.close(); + + if (ok) { + QFileInfo info(file.fileName()); + QCOMPARE(info.lastModified(), early); + } else { + QSKIP("Unable to set file metadata to ancient values"); + } } void tst_QFileInfo::isSymLink_data() @@ -1392,7 +1374,7 @@ void tst_QFileInfo::isNativePath_data() QTest::addColumn<bool>("isNativePath"); QTest::newRow("default-constructed") << QString() << false; - QTest::newRow("empty") << QString("") << true; + QTest::newRow("empty") << QString("") << false; QTest::newRow("local root") << QString::fromLatin1("/") << true; QTest::newRow("local non-existent file") << QString::fromLatin1("/abrakadabra.boo") << true; @@ -1928,56 +1910,96 @@ void tst_QFileInfo::group() QCOMPARE(fi.group(), expected); } -void tst_QFileInfo::invalidState() +static void stateCheck(const QFileInfo &info, const QString &dirname, const QString &filename) { - // Shouldn't crash; - - { - QFileInfo info; - QCOMPARE(info.size(), qint64(0)); - QVERIFY(!info.exists()); - - info.setCaching(false); + QCOMPARE(info.size(), qint64(0)); + QVERIFY(!info.exists()); - info.created(); - info.lastRead(); - info.lastModified(); + QString path; + QString abspath; + if (!dirname.isEmpty()) { + path = "."; + abspath = dirname + '/' + filename; } - { - QFileInfo info(""); - QCOMPARE(info.size(), qint64(0)); - QVERIFY(!info.exists()); - - info.setCaching(false); + QCOMPARE(info.filePath(), filename); + QCOMPARE(info.absoluteFilePath(), abspath); + QCOMPARE(info.canonicalFilePath(), QString()); + QCOMPARE(info.fileName(), filename); + QCOMPARE(info.baseName(), filename); + QCOMPARE(info.completeBaseName(), filename); + QCOMPARE(info.suffix(), QString()); + QCOMPARE(info.bundleName(), QString()); + QCOMPARE(info.completeSuffix(), QString()); + + QVERIFY(info.isRelative()); + QCOMPARE(info.path(), path); + QCOMPARE(info.absolutePath(), dirname); + QCOMPARE(info.dir().path(), "."); + + // these don't look right + QCOMPARE(info.canonicalPath(), path); + QCOMPARE(info.absoluteDir().path(), dirname.isEmpty() ? "." : dirname); + + QVERIFY(!info.isReadable()); + QVERIFY(!info.isWritable()); + QVERIFY(!info.isExecutable()); + QVERIFY(!info.isHidden()); + QVERIFY(!info.isFile()); + QVERIFY(!info.isDir()); + QVERIFY(!info.isSymLink()); + QVERIFY(!info.isBundle()); + QVERIFY(!info.isRoot()); + QCOMPARE(info.isNativePath(), !filename.isEmpty()); + + QCOMPARE(info.readLink(), QString()); + QCOMPARE(info.ownerId(), uint(-2)); + QCOMPARE(info.groupId(), uint(-2)); + QCOMPARE(info.owner(), QString()); + QCOMPARE(info.group(), QString()); + + QCOMPARE(info.permissions(), QFile::Permissions()); - info.created(); - info.lastRead(); - info.lastModified(); - } + QVERIFY(!info.created().isValid()); + QVERIFY(!info.birthTime().isValid()); + QVERIFY(!info.metadataChangeTime().isValid()); + QVERIFY(!info.lastRead().isValid()); + QVERIFY(!info.lastModified().isValid()); +}; - { - QFileInfo info("file-doesn't-really-exist.txt"); - QCOMPARE(info.size(), qint64(0)); - QVERIFY(!info.exists()); +void tst_QFileInfo::invalidState_data() +{ + QTest::addColumn<int>("mode"); + QTest::newRow("default") << 0; + QTest::newRow("empty") << 1; + QTest::newRow("copy-of-default") << 2; + QTest::newRow("copy-of-empty") << 3; +} - info.setCaching(false); +void tst_QFileInfo::invalidState() +{ + // Shouldn't crash or produce warnings + QFETCH(int, mode); + const QFileInfo &info = (mode & 1 ? QFileInfo("") : QFileInfo()); - info.created(); - info.lastRead(); - info.lastModified(); + if (mode & 2) { + QFileInfo copy(info); + stateCheck(copy, QString(), QString()); + } else { + stateCheck(info, QString(), QString()); } - - QVERIFY(true); } -void tst_QFileInfo::nonExistingFileDates() +void tst_QFileInfo::nonExistingFile() { - QFileInfo info("non-existing-file.foobar"); - QVERIFY(!info.exists()); - QVERIFY(!info.created().isValid()); - QVERIFY(!info.lastRead().isValid()); - QVERIFY(!info.lastModified().isValid()); + QString dirname = QDir::currentPath(); + QString cdirname = QFileInfo(dirname).canonicalFilePath(); + if (dirname != cdirname) + QDir::setCurrent(cdirname); // chdir() to our canonical path + + QString filename = "non-existing-file-foobar"; + QFileInfo info(filename); + stateCheck(info, dirname, filename); } QTEST_MAIN(tst_QFileInfo) |