diff options
Diffstat (limited to 'tests/auto/corelib/io/qfile')
| -rw-r--r-- | tests/auto/corelib/io/qfile/tst_qfile.cpp | 117 |
1 files changed, 90 insertions, 27 deletions
diff --git a/tests/auto/corelib/io/qfile/tst_qfile.cpp b/tests/auto/corelib/io/qfile/tst_qfile.cpp index 372bca6ffd..06c3a9578f 100644 --- a/tests/auto/corelib/io/qfile/tst_qfile.cpp +++ b/tests/auto/corelib/io/qfile/tst_qfile.cpp @@ -107,6 +107,30 @@ QT_END_NAMESPACE Q_DECLARE_METATYPE(QFile::FileError) + +class StdioFileGuard +{ + Q_DISABLE_COPY(StdioFileGuard) +public: + explicit StdioFileGuard(FILE *f = nullptr) : m_file(f) {} + ~StdioFileGuard() { close(); } + + operator FILE *() const { return m_file; } + + void close(); + +private: + FILE * m_file; +}; + +void StdioFileGuard::close() +{ + if (m_file != nullptr) { + fclose(m_file); + m_file = nullptr; + } +} + class tst_QFile : public QObject { Q_OBJECT @@ -379,6 +403,8 @@ void tst_QFile::cleanup() QDir remainingDir(absoluteFilePath); QVERIFY2(remainingDir.removeRecursively(), qPrintable(absoluteFilePath)); } else { + if (!(QFile::permissions(absoluteFilePath) & QFile::WriteUser)) + QVERIFY2(QFile::setPermissions(absoluteFilePath, QFile::WriteUser), qPrintable(absoluteFilePath)); QVERIFY2(QFile::remove(absoluteFilePath), qPrintable(absoluteFilePath)); } } @@ -417,8 +443,6 @@ void tst_QFile::initTestCase() m_stdinProcessDir = QFINDTESTDATA("stdinprocess"); QVERIFY(!m_stdinProcessDir.isEmpty()); #endif - m_testSourceFile = QFINDTESTDATA("tst_qfile.cpp"); - QVERIFY(!m_testSourceFile.isEmpty()); m_testLogFile = QFINDTESTDATA("testlog.txt"); QVERIFY(!m_testLogFile.isEmpty()); m_dosFile = QFINDTESTDATA("dosfile.txt"); @@ -431,15 +455,19 @@ void tst_QFile::initTestCase() QVERIFY(!m_twoDotsFile.isEmpty()); #ifndef BUILTIN_TESTDATA + m_testSourceFile = QFINDTESTDATA("tst_qfile.cpp"); + QVERIFY(!m_testSourceFile.isEmpty()); m_testFile = QFINDTESTDATA("testfile.txt"); QVERIFY(!m_testFile.isEmpty()); + m_resourcesDir = QFINDTESTDATA("resources"); + QVERIFY(!m_resourcesDir.isEmpty()); #else m_dataDir = QEXTRACTTESTDATA("/"); QVERIFY2(!m_dataDir.isNull(), qPrintable("Could not extract test data")); m_testFile = m_dataDir->path() + "/testfile.txt"; + m_testSourceFile = m_dataDir->path() + "/tst_qfile.cpp"; + m_resourcesDir = m_dataDir->path() + "/resources"; #endif - m_resourcesDir = QFINDTESTDATA("resources"); - QVERIFY(!m_resourcesDir.isEmpty()); m_noEndOfLineFile = QFINDTESTDATA("noendofline.txt"); QVERIFY(!m_noEndOfLineFile.isEmpty()); @@ -658,14 +686,13 @@ void tst_QFile::size() } { - QFile f; - FILE* stream = QT_FOPEN(filename.toLocal8Bit().constData(), "rb"); + StdioFileGuard stream(QT_FOPEN(filename.toLocal8Bit().constData(), "rb")); QVERIFY( stream ); + QFile f; QVERIFY( f.open(stream, QIODevice::ReadOnly) ); QCOMPARE( f.size(), size ); f.close(); - fclose(stream); } { @@ -1590,12 +1617,34 @@ void tst_QFile::writeTextFile() } #if defined(Q_OS_WIN) && !defined(Q_OS_WINRT) +// Helper for executing QFile::open() with warning in QTRY_VERIFY(), which evaluates the condition +// multiple times +static bool qFileOpen(QFile &file, QIODevice::OpenMode ioFlags) +{ + const bool result = file.isOpen() || file.open(ioFlags); + if (!result) + qWarning() << "Cannot open" << file.fileName() << ':' << file.errorString(); + return result; +} + +// Helper for executing fopen() with warning in QTRY_VERIFY(), which evaluates the condition +// multiple times +static bool fOpen(const QByteArray &fileName, const char *mode, FILE **file) +{ + if (*file == nullptr) + *file = fopen(fileName.constData(), mode); + if (*file == nullptr) + qWarning("Cannot open %s: %s", fileName.constData(), strerror(errno)); + return *file != nullptr; +} + void tst_QFile::largeUncFileSupport() { qint64 size = Q_INT64_C(8589934592); qint64 dataOffset = Q_INT64_C(8589914592); QByteArray knownData("LargeFile content at offset 8589914592"); QString largeFile("//" + QtNetworkSettings::winServerName() + "/testsharelargefile/file.bin"); + const QByteArray largeFileEncoded = QFile::encodeName(largeFile); { // 1) Native file handling. @@ -1603,31 +1652,36 @@ void tst_QFile::largeUncFileSupport() QVERIFY2(file.exists(), msgFileDoesNotExist(largeFile)); QCOMPARE(file.size(), size); - QVERIFY2(file.open(QIODevice::ReadOnly), msgOpenFailed(file).constData()); + // Retry in case of sharing violation + QTRY_VERIFY2(qFileOpen(file, QIODevice::ReadOnly), msgOpenFailed(file).constData()); QCOMPARE(file.size(), size); QVERIFY(file.seek(dataOffset)); QCOMPARE(file.read(knownData.size()), knownData); } { // 2) stdlib file handling. + FILE *fhF = nullptr; + // Retry in case of sharing violation + QTRY_VERIFY(fOpen(largeFileEncoded, "rb", &fhF)); + StdioFileGuard fh(fhF); QFile file; - FILE *fh = fopen(QFile::encodeName(largeFile).data(), "rb"); QVERIFY(file.open(fh, QIODevice::ReadOnly)); QCOMPARE(file.size(), size); QVERIFY(file.seek(dataOffset)); QCOMPARE(file.read(knownData.size()), knownData); - fclose(fh); } { // 3) stdio file handling. - QFile file; - FILE *fh = fopen(QFile::encodeName(largeFile).data(), "rb"); + FILE *fhF = nullptr; + // Retry in case of sharing violation + QTRY_VERIFY(fOpen(largeFileEncoded, "rb", &fhF)); + StdioFileGuard fh(fhF); int fd = int(_fileno(fh)); + QFile file; QVERIFY(file.open(fd, QIODevice::ReadOnly)); QCOMPARE(file.size(), size); QVERIFY(file.seek(dataOffset)); QCOMPARE(file.read(knownData.size()), knownData); - fclose(fh); } } #endif @@ -1668,7 +1722,7 @@ void tst_QFile::bufferedRead() file.write("abcdef"); file.close(); - FILE *stdFile = fopen("stdfile.txt", "r"); + StdioFileGuard stdFile(fopen("stdfile.txt", "r")); QVERIFY(stdFile); char c; QCOMPARE(int(fread(&c, 1, 1, stdFile)), 1); @@ -1683,8 +1737,6 @@ void tst_QFile::bufferedRead() QCOMPARE(c, 'b'); QCOMPARE(file.pos(), qlonglong(2)); } - - fclose(stdFile); } #ifdef Q_OS_UNIX @@ -1813,7 +1865,7 @@ void tst_QFile::FILEReadWrite() f.close(); } - FILE *fp = fopen("FILEReadWrite.txt", "r+b"); + StdioFileGuard fp(fopen("FILEReadWrite.txt", "r+b")); QVERIFY(fp); QFile file; QVERIFY2(file.open(fp, QFile::ReadWrite), msgOpenFailed(file).constData()); @@ -1848,7 +1900,7 @@ void tst_QFile::FILEReadWrite() } file.close(); - fclose(fp); + fp.close(); // check modified file { @@ -2135,12 +2187,20 @@ public: if (fileName.startsWith(":!")) { QDir dir; - QString realFile = QFINDTESTDATA(fileName.mid(2)); +#ifndef BUILTIN_TESTDATA + const QString realFile = QFINDTESTDATA(fileName.mid(2)); +#else + const QString realFile = m_dataDir->filePath(fileName.mid(2)); +#endif if (dir.exists(realFile)) return new QFSFileEngine(realFile); } return 0; } + +#ifdef BUILTIN_TESTDATA + QSharedPointer<QTemporaryDir> m_dataDir; +#endif }; #endif @@ -2149,6 +2209,9 @@ void tst_QFile::useQFileInAFileHandler() { // This test should not dead-lock MyRecursiveHandler handler; +#ifdef BUILTIN_TESTDATA + handler.m_dataDir = m_dataDir; +#endif QFile file(":!tst_qfile.cpp"); QVERIFY(file.exists()); } @@ -2430,11 +2493,10 @@ void tst_QFile::virtualFile() void tst_QFile::textFile() { -#if defined(Q_OS_WIN) - FILE *fs = ::fopen("writeabletextfile", "wt"); -#else - FILE *fs = ::fopen("writeabletextfile", "w"); -#endif + const char *openMode = QOperatingSystemVersion::current().type() != QOperatingSystemVersion::Windows + ? "w" : "wt"; + StdioFileGuard fs(fopen("writeabletextfile", openMode)); + QVERIFY(fs); QFile f; QByteArray part1("This\nis\na\nfile\nwith\nnewlines\n"); QByteArray part2("Add\nsome\nmore\nnewlines\n"); @@ -2443,7 +2505,7 @@ void tst_QFile::textFile() f.write(part1); f.write(part2); f.close(); - ::fclose(fs); + fs.close(); QFile file("writeabletextfile"); QVERIFY2(file.open(QIODevice::ReadOnly), msgOpenFailed(file).constData()); @@ -2699,11 +2761,12 @@ void tst_QFile::handle() //test round trip of adopted stdio file handle QFile file2; - FILE *fp = fopen(qPrintable(m_testSourceFile), "r"); + StdioFileGuard fp(fopen(qPrintable(m_testSourceFile), "r")); + QVERIFY(fp); file2.open(fp, QIODevice::ReadOnly); QCOMPARE(int(file2.handle()), int(fileno(fp))); QCOMPARE(int(file2.handle()), int(fileno(fp))); - fclose(fp); + fp.close(); //test round trip of adopted posix file handle #ifdef Q_OS_UNIX |