diff options
Diffstat (limited to 'tests/auto/bic/tst_bic.cpp')
-rw-r--r-- | tests/auto/bic/tst_bic.cpp | 388 |
1 files changed, 388 insertions, 0 deletions
diff --git a/tests/auto/bic/tst_bic.cpp b/tests/auto/bic/tst_bic.cpp new file mode 100644 index 00000000..9ef2be18 --- /dev/null +++ b/tests/auto/bic/tst_bic.cpp @@ -0,0 +1,388 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the test suite of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + + +#include <QtCore/QtCore> +#include <QtTest/QtTest> + +#ifdef QT_NO_PROCESS +QTEST_NOOP_MAIN +#else + +#include "qbic.h" + +#include <stdlib.h> + +class tst_Bic: public QObject +{ + Q_OBJECT + +public: + tst_Bic(); + QBic::Info getCurrentInfo(const QString &libName); + + QHash<QString, QBic::Info> cachedCurrentInfo; + +private slots: + void initTestCase_data(); + void initTestCase(); + + void sizesAndVTables_data(); + void sizesAndVTables(); + +private: + QBic bic; +}; + +typedef QPair<QString, QString> QStringPair; + +tst_Bic::tst_Bic() +{ + bic.addBlacklistedClass(QLatin1String("std::*")); + bic.addBlacklistedClass(QLatin1String("qIsNull*")); + bic.addBlacklistedClass(QLatin1String("_*")); + bic.addBlacklistedClass(QLatin1String("<anonymous*")); + + /* some system stuff we don't care for */ + bic.addBlacklistedClass(QLatin1String("timespec")); + bic.addBlacklistedClass(QLatin1String("itimerspec")); + bic.addBlacklistedClass(QLatin1String("sched_param")); + bic.addBlacklistedClass(QLatin1String("timeval")); + bic.addBlacklistedClass(QLatin1String("drand")); + bic.addBlacklistedClass(QLatin1String("lconv")); + bic.addBlacklistedClass(QLatin1String("random")); + bic.addBlacklistedClass(QLatin1String("wait")); + bic.addBlacklistedClass(QLatin1String("tm")); + bic.addBlacklistedClass(QLatin1String("sigcontext")); + bic.addBlacklistedClass(QLatin1String("ucontext")); + bic.addBlacklistedClass(QLatin1String("ucontext64")); + bic.addBlacklistedClass(QLatin1String("sigaltstack")); + + /* QtOpenGL includes qt_windows.h, and some SDKs dont have these structs present */ + bic.addBlacklistedClass(QLatin1String("tagTITLEBARINFO")); + bic.addBlacklistedClass(QLatin1String("tagMENUITEMINFOA")); + bic.addBlacklistedClass(QLatin1String("tagMENUITEMINFOW")); + bic.addBlacklistedClass(QLatin1String("tagENHMETAHEADER")); + + /* some bug in gcc also reported template instanciations */ + bic.addBlacklistedClass(QLatin1String("QTypeInfo<*>")); + bic.addBlacklistedClass(QLatin1String("QMetaTypeId<*>")); + bic.addBlacklistedClass(QLatin1String("QVector<QGradientStop>*")); + + /* this guy is never instantiated, just for compile-time checking */ + bic.addBlacklistedClass(QLatin1String("QMap<*>::PayloadNode")); + + /* QFileEngine was removed in 4.1 */ + bic.addBlacklistedClass(QLatin1String("QFileEngine")); + bic.addBlacklistedClass(QLatin1String("QFileEngineHandler")); + bic.addBlacklistedClass(QLatin1String("QFlags<QFileEngine::FileFlag>")); + + /* Private classes */ + bic.addBlacklistedClass(QLatin1String("QBrushData")); + bic.addBlacklistedClass(QLatin1String("QObjectData")); + bic.addBlacklistedClass(QLatin1String("QAtomic")); + bic.addBlacklistedClass(QLatin1String("QBasicAtomic")); + bic.addBlacklistedClass(QLatin1String("QRegion::QRegionData")); + bic.addBlacklistedClass(QLatin1String("QtConcurrent::ThreadEngineSemaphore")); + bic.addBlacklistedClass(QLatin1String("QDrawPixmaps::Data")); + bic.addBlacklistedClass(QLatin1String("QS60Style")); + + /* Jambi-related classes in Designer */ + bic.addBlacklistedClass(QLatin1String("QDesignerLanguageExtension")); + + /* Harald says it's undocumented and private :) */ + bic.addBlacklistedClass(QLatin1String("QAccessibleInterfaceEx")); + bic.addBlacklistedClass(QLatin1String("QAccessibleObjectEx")); + bic.addBlacklistedClass(QLatin1String("QAccessibleWidgetEx")); + + /* This structure is semi-private and should never shrink */ + bic.addBlacklistedClass(QLatin1String("QVFbHeader")); + + /* This structure has a version field that allows extension */ + bic.addBlacklistedClass(QLatin1String("QDeclarativePrivate::RegisterType")); +} + +void tst_Bic::initTestCase_data() +{ + QTest::addColumn<QString>("libName"); + + QTest::newRow("QtCore") << "QtCore"; + QTest::newRow("QtGui") << "QtGui"; + + QTest::newRow("Qt3Support") << "Qt3Support"; +#ifndef QT_NO_DBUS + QTest::newRow("QtDBus") << "QtDBus"; +#endif + QTest::newRow("QtDesigner") << "QtDesigner"; + QTest::newRow("QtDeclarative") << "QtDeclarative"; + QTest::newRow("QtMultimedia") << "QtMultimedia"; + QTest::newRow("QtNetwork") << "QtNetwork"; + QTest::newRow("QtOpenGL") << "QtOpenGL"; + QTest::newRow("QtScript") << "QtScript"; + QTest::newRow("QtScriptTools") << "QtScriptTools"; + QTest::newRow("QtSql") << "QtSql"; + QTest::newRow("QtSvg") << "QtSvg"; + QTest::newRow("QtTest") << "QtTest"; + QTest::newRow("QtWebKit") << "QtWebKit"; + QTest::newRow("QtXml") << "QtXml"; + QTest::newRow("QtXmlPatterns") << "QtXmlPatterns"; + QTest::newRow("phonon") << "phonon"; +} + +void tst_Bic::initTestCase() +{ + QString qtDir = QString::fromLocal8Bit(qgetenv("QTDIR")); + QVERIFY2(!qtDir.isEmpty(), "This test needs $QTDIR"); + + if (qgetenv("PATH").contains("teambuilder")) + QTest::qWarn("This test might not work with teambuilder, consider switching it off."); +} + +void tst_Bic::sizesAndVTables_data() +{ +#if !defined(Q_CC_GNU) || defined(Q_CC_INTEL) + QSKIP("Test not implemented for this compiler/platform", SkipAll); +#else + +#if defined Q_OS_LINUX && defined Q_WS_X11 +# if defined(__powerpc__) && !defined(__powerpc64__) +# define FILESUFFIX "linux-gcc-ppc32" +# elif defined(__amd64__) +# define FILESUFFIX "linux-gcc-amd64" +# elif defined(__i386__) +# define FILESUFFIX "linux-gcc-ia32" +# endif +#elif defined Q_OS_MAC && defined(__powerpc__) +# define FILESUFFIX "macx-gcc-ppc32" +#elif defined Q_OS_MAC && defined(__i386__) +# define FILESUFFIX "macx-gcc-ia32" +#elif defined Q_OS_MAC && defined(__amd64__) +# define FILESUFFIX "macx-gcc-amd64" +#elif defined Q_OS_WIN && defined Q_CC_GNU +# define FILESUFFIX "win32-gcc-ia32" +#else +# define FILESUFFIX "nonsuch" + QSKIP("No reference files found for this platform", SkipAll); +#endif + + QTest::addColumn<QString>("oldLib"); + QTest::addColumn<bool>("isPatchRelease"); + + int minor = (QT_VERSION >> 8) & 0xFF; + int patch = QT_VERSION & 0xFF; + for (int i = 0; i <= minor; ++i) { + if (i != minor || patch) + QTest::newRow("4." + QByteArray::number(i)) + << (QString(SRCDIR "data/%1.4.") + + QString::number(i) + + QString(".0." FILESUFFIX ".txt")) + << (i == minor && patch); + } +#endif +} + +QBic::Info tst_Bic::getCurrentInfo(const QString &libName) +{ + QBic::Info &inf = cachedCurrentInfo[libName]; + if (!inf.classSizes.isEmpty()) + return inf; + + QTemporaryFile tmpQFile; + tmpQFile.open(); + QString tmpFileName = tmpQFile.fileName(); + + QByteArray tmpFileContents = "#include<" + libName.toLatin1() + "/" + libName.toLatin1() + ">\n"; + tmpQFile.write(tmpFileContents); + tmpQFile.flush(); + + QString qtDir = QString::fromLocal8Bit(qgetenv("QTDIR")); +#ifdef Q_OS_WIN + qtDir.replace('\\', '/'); +#endif + QString compilerName = "g++"; + + QStringList args; + args << "-c" + << "-I" + qtDir + "/include" +#ifdef Q_OS_MAC + << "-arch" << "i386" // Always use 32-bit data on Mac. +#endif +#ifndef Q_OS_WIN + << "-I/usr/X11R6/include/" +#endif + << "-DQT_NO_STL" << "-DQT3_SUPPORT" + << "-xc++" +#if !defined(Q_OS_AIX) && !defined(Q_OS_WIN) + << "-o" << "/dev/null" +#endif + << "-fdump-class-hierarchy" + << tmpFileName; + + QProcess proc; + proc.start(compilerName, args, QIODevice::ReadOnly); + if (!proc.waitForFinished(6000000)) { + qWarning() << "gcc didn't finish" << proc.errorString(); + return QBic::Info(); + } + if (proc.exitCode() != 0) { + qWarning() << "gcc returned with" << proc.exitCode(); + qDebug() << proc.readAllStandardError(); + return QBic::Info(); + } + + QString errs = QString::fromLocal8Bit(proc.readAllStandardError().constData()); + if (!errs.isEmpty()) { + qDebug() << "Arguments:" << args << "Warnings:" << errs; + return QBic::Info(); + } + + // See if we find the gcc output file, which seems to change + // from release to release + QStringList files = QDir().entryList(QStringList() << "*.class"); + if (files.isEmpty()) { + qFatal("Could not locate the GCC output file, update this test"); + return QBic::Info(); + } else if (files.size() > 1) { + qDebug() << files; + qFatal("Located more than one output file, please clean up before running this test"); + return QBic::Info(); + } + + QString resultFileName = files.first(); + inf = bic.parseFile(resultFileName); + + QFile::remove(resultFileName); + tmpQFile.close(); + + return inf; +} + +void tst_Bic::sizesAndVTables() +{ +#if !defined(Q_CC_GNU) || defined(Q_CC_INTEL) + QSKIP("Test not implemented for this compiler/platform", SkipAll); +#else + + QFETCH_GLOBAL(QString, libName); + QFETCH(QString, oldLib); + QFETCH(bool, isPatchRelease); + + bool isFailed = false; + + //qDebug() << oldLib.arg(libName); + if (oldLib.isEmpty() || !QFile::exists(oldLib.arg(libName))) + QSKIP("No platform spec found for this platform/version.", SkipSingle); + + const QBic::Info oldLibInfo = bic.parseFile(oldLib.arg(libName)); + QVERIFY(!oldLibInfo.classVTables.isEmpty()); + + const QBic::Info currentLibInfo = getCurrentInfo(libName); + QVERIFY(!currentLibInfo.classVTables.isEmpty()); + + QBic::VTableDiff diff = bic.diffVTables(oldLibInfo, currentLibInfo); + + if (!diff.removedVTables.isEmpty()) { + qWarning() << "VTables for the following classes were removed" << diff.removedVTables; + isFailed = true; + } + + if (!diff.modifiedVTables.isEmpty()) { + if (diff.modifiedVTables.size() != 1 || + strcmp(QTest::currentDataTag(), "4.4") != 0 || + diff.modifiedVTables.at(0).first != "QGraphicsProxyWidget") { + foreach(QStringPair entry, diff.modifiedVTables) + qWarning() << "modified VTable:\n Old: " << entry.first + << "\n New: " << entry.second; + isFailed = true; + } + } + + if (isPatchRelease && !diff.addedVTables.isEmpty()) { + qWarning() << "VTables for the following classes were added in a patch release:" + << diff.addedVTables; + isFailed = true; + } + + if (isPatchRelease && !diff.reimpMethods.isEmpty()) { + foreach(QStringPair entry, diff.reimpMethods) + qWarning() << "reimplemented virtual in patch release:\n Old: " << entry.first + << "\n New: " << entry.second; + isFailed = true; + } + + QBic::SizeDiff sizeDiff = bic.diffSizes(oldLibInfo, currentLibInfo); + if (!sizeDiff.mismatch.isEmpty()) { + foreach (QString className, sizeDiff.mismatch) + qWarning() << "size mismatch for" << className + << "old" << oldLibInfo.classSizes.value(className) + << "new" << currentLibInfo.classSizes.value(className); + isFailed = true; + } + +#ifdef Q_CC_MINGW + /** + * These symbols are from Windows' imm.h header, and is available + * conditionally depending on the value of the WINVER define. We pull + * them out since they're not relevant to the testing done. + */ + sizeDiff.removed.removeAll(QLatin1String("tagIMECHARPOSITION")); + sizeDiff.removed.removeAll(QLatin1String("tagRECONVERTSTRING")); +#endif + + if (!sizeDiff.removed.isEmpty()) { + qWarning() << "the following classes were removed:" << sizeDiff.removed; + isFailed = true; + } + + if (isPatchRelease && !sizeDiff.added.isEmpty()) { + qWarning() << "the following classes were added in a patch release:" << sizeDiff.added; + isFailed = true; + } + + if (isFailed) + QFAIL("Test failed, read warnings above."); +#endif +} + +QTEST_APPLESS_MAIN(tst_Bic) + +#include "tst_bic.moc" +#endif |