Long live Qt 4.5!

1 files changed, 437 insertions, 0 deletions

diff --git a/tests/auto/selftests/tst_selftests.cpp b/tests/auto/selftests/tst_selftests.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (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 either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+
+#include <QtCore>
+#include <QtTest/QtTest>
+#include <QtXml/QXmlStreamReader>
+#include <private/cycle_p.h>
+
+class tst_Selftests: public QObject
+{
+    Q_OBJECT
+private slots:
+    void initTestCase();
+    void runSubTest_data();
+    void runSubTest();
+    void checkXML() const;
+    void checkXML_data();
+
+private:
+    QStringList m_checkXMLBlacklist;
+};
+
+struct BenchmarkResult
+{
+    qint64  total;
+    qint64  iterations;
+    QString unit;
+
+    inline QString toString() const
+    { return QString("total:%1, unit:%2, iterations:%3").arg(total).arg(unit).arg(iterations); }
+
+    static BenchmarkResult parse(QString const&, QString*);
+};
+
+QT_BEGIN_NAMESPACE
+namespace QTest
+{
+template <>
+inline bool qCompare
+    (BenchmarkResult const &r1, BenchmarkResult const &r2,
+     const char* actual, const char* expected, const char* file, int line)
+{
+    // First make sure the iterations and unit match.
+    if (r1.iterations != r2.iterations || r1.unit != r2.unit) {
+        /* Nope - compare whole string for best failure message */
+        return qCompare(r1.toString(), r2.toString(), actual, expected, file, line);
+    }
+
+    /*
+        Now check the value.  Some variance is allowed, and how much depends on the
+        measured unit.
+    */
+    qreal variance = 0.;
+    if (r1.unit == "msec") {
+        variance = 0.1;
+    }
+    else if (r1.unit == "instr. loads") {
+        variance = 0.001;
+    }
+    else if (r1.unit == "ticks") {
+        variance = 0.0001;
+    }
+    if (variance == 0.) {
+        /* No variance allowed - compare whole string */
+        return qCompare(r1.toString(), r2.toString(), actual, expected, file, line);
+    }
+
+    if (qAbs(qreal(r1.total) - qreal(r2.total)) <= qreal(r1.total)*variance) {
+        return compare_helper(true, "COMPARE()", file, line);
+    }
+
+    /* Whoops, didn't match.  Compare the whole string for the most useful failure message. */
+    return qCompare(r1.toString(), r2.toString(), actual, expected, file, line);
+}
+}
+QT_END_NAMESPACE
+
+static QList<QByteArray> splitLines(QByteArray ba)
+{
+    ba.replace('\r', "");
+    return ba.split('\n');
+}
+
+static QList<QByteArray> expectedResult(const QString &subdir)
+{
+    QFile file(":/expected_" + subdir + ".txt");
+    if (!file.open(QIODevice::ReadOnly))
+        return QList<QByteArray>();
+    return splitLines(file.readAll());
+}
+
+void tst_Selftests::runSubTest_data()
+{
+    QTest::addColumn<QString>("subdir");
+    QTest::addColumn<QStringList>("arguments");
+
+    QTest::newRow("subtest") << "subtest" << QStringList();
+    QTest::newRow("warnings") << "warnings" << QStringList();
+    QTest::newRow("maxwarnings") << "maxwarnings" << QStringList();
+    QTest::newRow("cmptest") << "cmptest" << QStringList();
+//    QTest::newRow("alive") << "alive" << QStringList(); // timer dependent
+    QTest::newRow("globaldata") << "globaldata" << QStringList();
+    QTest::newRow("skipglobal") << "skipglobal" << QStringList();
+    QTest::newRow("skip") << "skip" << QStringList();
+    QTest::newRow("strcmp") << "strcmp" << QStringList();
+    QTest::newRow("expectfail") << "expectfail" << QStringList();
+    QTest::newRow("sleep") << "sleep" << QStringList();
+    QTest::newRow("fetchbogus") << "fetchbogus" << QStringList();
+    QTest::newRow("crashes") << "crashes" << QStringList();
+    QTest::newRow("multiexec") << "multiexec" << QStringList();
+    QTest::newRow("failinit") << "failinit" << QStringList();
+    QTest::newRow("failinitdata") << "failinitdata" << QStringList();
+    QTest::newRow("skipinit") << "skipinit" << QStringList();
+    QTest::newRow("skipinitdata") << "skipinitdata" << QStringList();
+    QTest::newRow("datetime") << "datetime" << QStringList();
+    QTest::newRow("singleskip") << "singleskip" << QStringList();
+
+    //on windows assert does nothing in release mode and blocks execution with a popup window in debug mode
+#if !defined(Q_OS_WIN)
+    QTest::newRow("assert") << "assert" << QStringList();
+#endif
+
+    QTest::newRow("waitwithoutgui") << "waitwithoutgui" << QStringList();
+    QTest::newRow("differentexec") << "differentexec" << QStringList();
+#ifndef QT_NO_EXCEPTIONS
+    // The machine that run the intel autotests will popup a dialog
+    // with a warning that an uncaught exception was thrown.
+    // This will time out and falsely fail, therefore we disable the test for that platform.
+# if !defined(Q_CC_INTEL) || !defined(Q_OS_WIN)
+    QTest::newRow("exception") << "exception" << QStringList();
+# endif
+#endif
+    QTest::newRow("qexecstringlist") << "qexecstringlist" << QStringList();
+    QTest::newRow("datatable") << "datatable" << QStringList();
+    QTest::newRow("commandlinedata") << "commandlinedata" << QString("fiveTablePasses fiveTablePasses:fiveTablePasses_data1 -v2").split(' ');
+
+#if defined(__GNUC__) && defined(__i386) && defined(Q_OS_LINUX)
+    QTest::newRow("benchlibcallgrind") << "benchlibcallgrind" << QStringList("-callgrind");
+#endif
+    QTest::newRow("benchlibeventcounter") << "benchlibeventcounter" << QStringList("-eventcounter");
+    QTest::newRow("benchliboptions") << "benchliboptions" << QStringList("-eventcounter");
+    QTest::newRow("benchlibwalltime") << "benchlibwalltime" << QStringList();
+
+    //### QWS tests are currently run on a virtual machine, where ticks are not
+    //### monotonously increasing
+#if defined(HAVE_TICK_COUNTER) && !defined(Q_WS_QWS)
+    QTest::newRow("benchlibtickcounter") << "benchlibtickcounter" << QStringList("-tickcounter");
+#endif
+
+}
+
+void tst_Selftests::runSubTest()
+{
+    QFETCH(QString, subdir);
+    QFETCH(QStringList, arguments);
+
+    QProcess proc;
+    proc.setEnvironment(QStringList(""));
+    proc.start(subdir + "/tst_" + subdir, arguments);
+    QVERIFY(proc.waitForFinished());
+
+    const QByteArray out(proc.readAllStandardOutput());
+    const QByteArray err(proc.readAllStandardError());
+
+    /* Windows-MSVC decide to output an error message when exceptions are thrown,
+     * so let's not check stderr for those. */
+#if defined(Q_OS_WIN)
+    if(subdir != QLatin1String("exception") && subdir != QLatin1String("fetchbogus"))
+#endif
+    QVERIFY2(err.isEmpty(), err.constData());
+
+
+    QList<QByteArray> res = splitLines(out);
+    QList<QByteArray> exp = expectedResult(subdir);
+
+    if (exp.count() == 0) {
+        QList<QList<QByteArray> > expArr;
+        int i = 1;
+        do {
+            exp = expectedResult(subdir + QString("_%1").arg(i++));
+            if (exp.count())
+            expArr += exp;
+        } while(exp.count());
+
+        for (int j = 0; j < expArr.count(); ++j) {
+            if (res.count() == expArr.at(j).count()) {
+                exp = expArr.at(j);
+                break;
+            }
+        }
+    } else {
+        QCOMPARE(res.count(), exp.count());
+    }
+
+    bool benchmark = false;
+    for (int i = 0; i < res.count(); ++i) {
+        QByteArray line = res.at(i);
+        if (line.startsWith("Config: Using QTest"))
+            continue;
+        // the __FILE__ __LINE__ output is compiler dependent, skip it
+        if (line.startsWith("   Loc: [") && line.endsWith(")]"))
+            continue;
+        if (line.endsWith(" : failure location"))
+            continue;
+
+        const QString output(QString::fromLatin1(line));
+        const QString expected(QString::fromLatin1(exp.at(i)));
+
+        if (line.contains("ASSERT") && output != expected)
+            QEXPECT_FAIL("assert", "QTestLib prints out the absolute path.", Continue);
+
+        /* On some platforms we compile without RTTI, and as a result we never throw an exception. */
+        if(expected.startsWith(QLatin1String("FAIL!  : tst_Exception::throwException() Caught unhandled exce")) && expected != output)
+            QCOMPARE(output.simplified(), QString::fromLatin1("tst_Exception::throwException()").simplified());
+        else
+        {
+            if(output != expected && qstrcmp(QTest::currentDataTag(), "subtest") == 0)
+            {
+	        /* The floating point formatting differs between platforms, so let's just skip it. */
+	        continue;
+            }
+            else {
+                /*
+                   Are we expecting this line to be a benchmark result?
+                   If so, don't do a literal comparison, since results have some natural variance.
+                */
+                if (benchmark) {
+                    QString error;
+
+                    BenchmarkResult actualResult = BenchmarkResult::parse(output, &error);
+                    QVERIFY2(error.isEmpty(), qPrintable(QString("Actual line didn't parse as benchmark result: %1\nLine: %2").arg(error).arg(output)));
+
+                    BenchmarkResult expectedResult = BenchmarkResult::parse(expected, &error);
+                    QVERIFY2(error.isEmpty(), qPrintable(QString("Expected line didn't parse as benchmark result: %1\nLine: %2").arg(error).arg(expected)));
+
+                    QCOMPARE(actualResult, expectedResult);
+                }
+                else {
+                    QCOMPARE(output, expected);
+                }
+            }
+        }
+
+        benchmark = line.startsWith("RESULT : ");
+    }
+}
+
+void tst_Selftests::initTestCase()
+{
+    m_checkXMLBlacklist.append("crashes"); // This test crashes
+    m_checkXMLBlacklist.append("waitwithoutgui"); // This test is not a QTestLib test.
+
+    /* Output from several tests is broken with the XML output method,
+     * and it's quite heavy in the design. See task 155001. */
+    m_checkXMLBlacklist.append("multiexec");
+    m_checkXMLBlacklist.append("differentexec");
+    m_checkXMLBlacklist.append("qexecstringlist");
+    m_checkXMLBlacklist.append("benchliboptions");
+}
+
+void tst_Selftests::checkXML() const
+{
+    QFETCH(QString, subdir);
+    QFETCH(QStringList, arguments);
+
+    if(m_checkXMLBlacklist.contains(subdir))
+        return;
+
+    arguments.prepend("-xml");
+
+    QProcess proc;
+    proc.setEnvironment(QStringList(""));
+    proc.start(subdir + "/tst_" + subdir, arguments);
+    QVERIFY(proc.waitForFinished());
+
+    QByteArray out(proc.readAllStandardOutput());
+    QByteArray err(proc.readAllStandardError());
+
+    /* Some platforms decides to output a message for uncaught exceptions. For instance,
+     * this is what windows platforms says:
+     * "This application has requested the Runtime to terminate it in an unusual way.
+     * Please contact the application's support team for more information." */
+    if(subdir != QLatin1String("exception") && subdir != QLatin1String("fetchbogus"))
+        QVERIFY2(err.isEmpty(), err.constData());
+
+    QXmlStreamReader reader(out);
+
+    while(!reader.atEnd())
+        reader.readNext();
+
+    QVERIFY(!reader.error());
+}
+
+void tst_Selftests::checkXML_data()
+{
+    runSubTest_data();
+}
+
+/* Parse line into the BenchmarkResult it represents. */
+BenchmarkResult BenchmarkResult::parse(QString const& line, QString* error)
+{
+    if (error) *error = QString();
+    BenchmarkResult out;
+
+    QString remaining = line.trimmed();
+
+    if (remaining.isEmpty()) {
+        if (error) *error = "Line is empty";
+        return out;
+    }
+
+    /* This code avoids using a QRegExp because QRegExp might be broken. */
+
+    /* Sample format: 4,000 msec per iteration (total: 4000, iterations: 1) */
+
+    QString sFirstNumber;
+    while (!remaining.isEmpty() && !remaining.at(0).isSpace()) {
+        sFirstNumber += remaining.at(0);
+        remaining.remove(0,1);
+    }
+    remaining = remaining.trimmed();
+
+    /* 4,000 -> 4000 */
+    sFirstNumber.remove(',');
+
+    /* Should now be parseable as floating point */
+    bool ok;
+    double firstNumber = sFirstNumber.toDouble(&ok);
+    if (!ok) {
+        if (error) *error = sFirstNumber + " (at beginning of line) is not a valid number";
+        return out;
+    }
+
+    /* Remaining: msec per iteration (total: 4000, iterations: 1) */
+    static const char periterbit[] = " per iteration (total: ";
+    QString unit;
+    while (!remaining.startsWith(periterbit) && !remaining.isEmpty()) {
+        unit += remaining.at(0);
+        remaining.remove(0,1);
+    }
+    if (remaining.isEmpty()) {
+        if (error) *error = "Could not find pattern: '<unit> per iteration (total: '";
+        return out;
+    }
+
+    remaining = remaining.mid(sizeof(periterbit)-1);
+
+    /* Remaining: 4000, iterations: 1) */
+    static const char itersbit[] = ", iterations: ";
+    QString sTotal;
+    while (!remaining.startsWith(itersbit) && !remaining.isEmpty()) {
+        sTotal += remaining.at(0);
+        remaining.remove(0,1);
+    }
+    if (remaining.isEmpty()) {
+        if (error) *error = "Could not find pattern: '<number>, iterations: '";
+        return out;
+    }
+
+    remaining = remaining.mid(sizeof(itersbit)-1);
+
+    qint64 total = sTotal.toLongLong(&ok);
+    if (!ok) {
+        if (error) *error = sTotal + " (total) is not a valid integer";
+        return out;
+    }
+
+    /* Remaining: 1) */
+    QString sIters;
+    while (remaining != QLatin1String(")") && !remaining.isEmpty()) {
+        sIters += remaining.at(0);
+        remaining.remove(0,1);
+    }
+    if (remaining.isEmpty()) {
+        if (error) *error = "Could not find pattern: '<num>)'";
+        return out;
+    }
+    qint64 iters = sIters.toLongLong(&ok);
+    if (!ok) {
+        if (error) *error = sIters + " (iterations) is not a valid integer";
+        return out;
+    }
+
+    double calcFirstNumber = double(total)/double(iters);
+    if (!qFuzzyCompare(firstNumber, calcFirstNumber)) {
+        if (error) *error = QString("total/iters is %1, but benchlib output result as %2").arg(calcFirstNumber).arg(firstNumber);
+        return out;
+    }
+
+    out.total = total;
+    out.unit = unit;
+    out.iterations = iters;
+    return out;
+}
+
+QTEST_MAIN(tst_Selftests)
+
+#include "tst_selftests.moc"