1 files changed, 319 insertions, 0 deletions
diff --git a/tests/auto/corelib/kernel/qtipc/qsystemsemaphore/tst_qsystemsemaphore.cpp b/tests/auto/corelib/kernel/qtipc/qsystemsemaphore/tst_qsystemsemaphore.cpp
new file mode 100644
index 0000000000..df625b8661
--- /dev/null
+++ b/tests/auto/corelib/kernel/qtipc/qsystemsemaphore/tst_qsystemsemaphore.cpp
@@ -0,0 +1,319 @@
+/****************************************************************************
+**
+** 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.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** 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.
+**
+** 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.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+
+#include <QtTest/QtTest>
+#include <qsystemsemaphore.h>
+//TESTED_CLASS=
+//TESTED_FILES=
+
+#define EXISTING_SHARE "existing"
+#ifdef Q_OS_WINCE
+#define LACKEYLOC "."
+#else
+#define LACKEYLOC "../lackey"
+#endif
+#define LACKYWAITTIME 10000
+
+class tst_QSystemSemaphore : public QObject
+{
+    Q_OBJECT
+
+public:
+    tst_QSystemSemaphore();
+    virtual ~tst_QSystemSemaphore();
+
+public Q_SLOTS:
+    void init();
+    void cleanup();
+
+private slots:
+    void key_data();
+    void key();
+
+    void basicacquire();
+    void complexacquire();
+
+    void basicProcesses();
+
+    void processes_data();
+    void processes();
+
+    void undo();
+    void initialValue();
+
+private:
+    QSystemSemaphore *existingLock;
+
+    QString makeFile(const QString &resource)
+    {
+        QFile memory(resource);
+        if (!memory.open(QIODevice::ReadOnly)) {
+            qDebug() << "error reading resource" << resource;
+            return QString();
+        }
+        QTemporaryFile *file = new QTemporaryFile;
+        file->open();
+        file->write(memory.readAll());
+        tempFiles.append(file);
+        file->flush();
+#ifdef Q_OS_WINCE
+        // flush does not flush to disk on Windows CE. It flushes it into its application
+        // cache. Thus we need to close the file to be able that other processes(lackey) can read it
+        QString fileName = file->fileName();
+        file->close();
+        return fileName;
+#endif
+        return file->fileName();
+    }
+
+    QString acquire_js() { return makeFile(":/systemsemaphore_acquire.js"); }
+    QString release_js() { return makeFile(":/systemsemaphore_release.js"); }
+    QString acquirerelease_js() { return makeFile(":/systemsemaphore_acquirerelease.js"); }
+    QList<QTemporaryFile*> tempFiles;
+};
+
+tst_QSystemSemaphore::tst_QSystemSemaphore()
+{
+    if (!QFile::exists(LACKEYLOC "/lackey"))
+        qWarning() << "lackey executable doesn't exists!";
+}
+
+tst_QSystemSemaphore::~tst_QSystemSemaphore()
+{
+    qDeleteAll(tempFiles);
+}
+
+void tst_QSystemSemaphore::init()
+{
+    existingLock = new QSystemSemaphore(EXISTING_SHARE, 1, QSystemSemaphore::Create);
+}
+
+void tst_QSystemSemaphore::cleanup()
+{
+    delete existingLock;
+}
+
+void tst_QSystemSemaphore::key_data()
+{
+    QTest::addColumn<QString>("constructorKey");
+    QTest::addColumn<QString>("setKey");
+
+    QTest::newRow("null, null") << QString() << QString();
+    QTest::newRow("null, one") << QString() << QString("one");
+    QTest::newRow("one, two") << QString("one") << QString("two");
+}
+
+/*!
+    Basic key testing
+ */
+void tst_QSystemSemaphore::key()
+{
+    QFETCH(QString, constructorKey);
+    QFETCH(QString, setKey);
+
+    QSystemSemaphore sem(constructorKey);
+    QCOMPARE(sem.key(), constructorKey);
+    QCOMPARE(sem.error(), QSystemSemaphore::NoError);
+    QCOMPARE(sem.errorString(), QString());
+
+    sem.setKey(setKey);
+    QCOMPARE(sem.key(), setKey);
+    QCOMPARE(sem.error(), QSystemSemaphore::NoError);
+    QCOMPARE(sem.errorString(), QString());
+}
+
+void tst_QSystemSemaphore::basicacquire()
+{
+    QSystemSemaphore sem("QSystemSemaphore_basicacquire", 1, QSystemSemaphore::Create);
+    QVERIFY(sem.acquire());
+    QCOMPARE(sem.error(), QSystemSemaphore::NoError);
+    QVERIFY(sem.release());
+    QCOMPARE(sem.error(), QSystemSemaphore::NoError);
+    QCOMPARE(sem.errorString(), QString());
+}
+
+void tst_QSystemSemaphore::complexacquire()
+{
+    QSystemSemaphore sem("QSystemSemaphore_complexacquire", 2, QSystemSemaphore::Create);
+    QVERIFY(sem.acquire());
+    QVERIFY(sem.release());
+    QVERIFY(sem.acquire());
+    QVERIFY(sem.release());
+    QVERIFY(sem.acquire());
+    QVERIFY(sem.acquire());
+    QVERIFY(sem.release());
+    QVERIFY(sem.release());
+    QCOMPARE(sem.error(), QSystemSemaphore::NoError);
+    QCOMPARE(sem.errorString(), QString());
+}
+
+void tst_QSystemSemaphore::basicProcesses()
+{
+#if defined (Q_OS_SYMBIAN) && defined(Q_CC_NOKIAX86)
+    QSKIP("Cannot launch multiple Qt processes in Symbian emulator", SkipAll);
+#endif
+    QSystemSemaphore sem("store", 0, QSystemSemaphore::Create);
+
+    QStringList acquireArguments = QStringList() << acquire_js();
+    QStringList releaseArguments = QStringList() << release_js();
+    QProcess acquire;
+    acquire.setProcessChannelMode(QProcess::ForwardedChannels);
+
+    QProcess release;
+    release.setProcessChannelMode(QProcess::ForwardedChannels);
+
+    acquire.start(LACKEYLOC "/lackey", acquireArguments);
+    acquire.waitForFinished(LACKYWAITTIME);
+    QVERIFY(acquire.state() == QProcess::Running);
+    acquire.kill();
+    release.start(LACKEYLOC "/lackey", releaseArguments);
+    acquire.waitForFinished(LACKYWAITTIME);
+    release.waitForFinished(LACKYWAITTIME);
+    QVERIFY(acquire.state() == QProcess::NotRunning);
+}
+
+void tst_QSystemSemaphore::processes_data()
+{
+    QTest::addColumn<int>("processes");
+    for (int i = 0; i < 5; ++i) {
+        QTest::newRow("1 process") << 1;
+        QTest::newRow("3 process") << 3;
+        QTest::newRow("10 process") << 10;
+    }
+}
+
+void tst_QSystemSemaphore::processes()
+{
+#if defined (Q_OS_SYMBIAN) && defined(Q_CC_NOKIAX86)
+    QSKIP("Cannot launch multiple Qt processes in Symbian emulator", SkipAll);
+#endif
+    QSystemSemaphore sem("store", 1, QSystemSemaphore::Create);
+
+    QFETCH(int, processes);
+    QStringList scripts;
+    for (int i = 0; i < processes; ++i)
+        scripts.append(acquirerelease_js());
+
+    QList<QProcess*> consumers;
+    for (int i = 0; i < scripts.count(); ++i) {
+        QStringList arguments = QStringList() << scripts.at(i);
+        QProcess *p = new QProcess;
+        p->setProcessChannelMode(QProcess::ForwardedChannels);
+        consumers.append(p);
+#ifdef Q_OS_WINCE
+        // We can't start the same executable twice on Windows CE.
+        // Create a copy instead.
+        QString lackeyCopy = QLatin1String(LACKEYLOC "/lackey");
+        if (i > 0) {
+            lackeyCopy.append(QString::number(i));
+            lackeyCopy.append(QLatin1String(".exe"));
+            if (!QFile::exists(lackeyCopy))
+                QVERIFY(QFile::copy(LACKEYLOC "/lackey.exe", lackeyCopy));
+        }
+        p->start(lackeyCopy, arguments);
+#else
+        p->start(LACKEYLOC "/lackey", arguments);
+#endif
+    }
+
+    while (!consumers.isEmpty()) {
+        consumers.first()->waitForFinished();
+        QCOMPARE(consumers.first()->exitStatus(), QProcess::NormalExit);
+        QCOMPARE(consumers.first()->exitCode(), 0);
+        delete consumers.takeFirst();
+    }
+}
+
+void tst_QSystemSemaphore::undo()
+{
+#if defined(Q_OS_WIN) || defined(Q_OS_SYMBIAN)
+    QSKIP("This test only checks a unix behavior", SkipSingle);
+#endif
+
+    QSystemSemaphore sem("store", 1, QSystemSemaphore::Create);
+
+    QStringList acquireArguments = QStringList() << acquire_js();
+    QProcess acquire;
+    acquire.setProcessChannelMode(QProcess::ForwardedChannels);
+    acquire.start(LACKEYLOC "/lackey", acquireArguments);
+    acquire.waitForFinished(LACKYWAITTIME);
+    QVERIFY(acquire.state()== QProcess::NotRunning);
+
+    // At process exit the kernel should auto undo
+
+    acquire.start(LACKEYLOC "/lackey", acquireArguments);
+    acquire.waitForFinished(LACKYWAITTIME);
+    QVERIFY(acquire.state()== QProcess::NotRunning);
+}
+
+void tst_QSystemSemaphore::initialValue()
+{
+#if defined (Q_OS_SYMBIAN) && defined(Q_CC_NOKIAX86)
+    QSKIP("Cannot launch multiple Qt processes in Symbian emulator", SkipAll);
+#endif
+    QSystemSemaphore sem("store", 1, QSystemSemaphore::Create);
+
+    QStringList acquireArguments = QStringList() << acquire_js();
+    QStringList releaseArguments = QStringList() << release_js();
+    QProcess acquire;
+    acquire.setProcessChannelMode(QProcess::ForwardedChannels);
+
+    QProcess release;
+    release.setProcessChannelMode(QProcess::ForwardedChannels);
+
+    acquire.start(LACKEYLOC "/lackey", acquireArguments);
+    acquire.waitForFinished(LACKYWAITTIME);
+    QVERIFY(acquire.state()== QProcess::NotRunning);
+
+    acquire.start(LACKEYLOC "/lackey", acquireArguments << "2");
+    acquire.waitForFinished(LACKYWAITTIME);
+    QVERIFY(acquire.state()== QProcess::Running);
+    acquire.kill();
+
+    release.start(LACKEYLOC "/lackey", releaseArguments);
+    acquire.waitForFinished(LACKYWAITTIME);
+    release.waitForFinished(LACKYWAITTIME);
+    QVERIFY(acquire.state()== QProcess::NotRunning);
+}
+QTEST_MAIN(tst_QSystemSemaphore)
+#include "tst_qsystemsemaphore.moc"
+