7eeabcf70d
Some functions (such as QObject::moveToThread) did not keep the event ordered by priority. And because qUpperBound is used to add events, that mean new events would not be inserted in order. Task-number: QTBUG19637 Change-Id: I38eb9addb1cdd45b8566e000361ac6e5f1f2c2b8 Reviewed-on: http://codereview.qt.nokia.com/733 Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com> Reviewed-by: Bradley T. Hughes <bradley.hughes@nokia.com> Reviewed-by: Olivier Goffart <olivier.goffart@nokia.com>
917 lines
23 KiB
C++
917 lines
23 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the test suite of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** GNU Lesser General Public License Usage
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** This file may be used under the terms of the GNU Lesser General Public
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** License version 2.1 as published by the Free Software Foundation and
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** appearing in the file LICENSE.LGPL included in the packaging of this
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** file. Please review the following information to ensure the GNU Lesser
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** General Public License version 2.1 requirements will be met:
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU General
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** Public License version 3.0 as published by the Free Software Foundation
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** and appearing in the file LICENSE.GPL included in the packaging of this
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** file. Please review the following information to ensure the GNU General
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** Public License version 3.0 requirements will be met:
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** http://www.gnu.org/copyleft/gpl.html.
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**
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** Other Usage
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** Alternatively, this file may be used in accordance with the terms and
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** conditions contained in a signed written agreement between you and Nokia.
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include <QtTest/QtTest>
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#include <qabstracteventdispatcher.h>
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#include <qcoreapplication.h>
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#include <qcoreevent.h>
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#include <qeventloop.h>
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#include <qmutex.h>
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#include <qthread.h>
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#include <qtimer.h>
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#include <qwaitcondition.h>
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#include <QTcpServer>
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#include <QTcpSocket>
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#ifdef Q_OS_SYMBIAN
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#include <e32base.h>
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#include <unistd.h>
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#endif
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#include "../../shared/util.h"
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//TESTED_CLASS=
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//TESTED_FILES=
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class EventLoopExiter : public QObject
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{
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Q_OBJECT
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QEventLoop *eventLoop;
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public:
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inline EventLoopExiter(QEventLoop *el)
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: eventLoop(el)
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{ }
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public slots:
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void exit();
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void exit1();
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void exit2();
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};
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void EventLoopExiter::exit()
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{ eventLoop->exit(); }
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void EventLoopExiter::exit1()
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{ eventLoop->exit(1); }
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void EventLoopExiter::exit2()
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{ eventLoop->exit(2); }
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class EventLoopThread : public QThread
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{
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Q_OBJECT
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signals:
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void checkPoint();
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public:
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QEventLoop *eventLoop;
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void run();
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};
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void EventLoopThread::run()
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{
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eventLoop = new QEventLoop;
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emit checkPoint();
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(void) eventLoop->exec();
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delete eventLoop;
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eventLoop = 0;
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}
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class MultipleExecThread : public QThread
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{
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Q_OBJECT
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signals:
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void checkPoint();
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public:
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QMutex mutex;
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QWaitCondition cond;
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volatile int result1;
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volatile int result2;
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MultipleExecThread() : result1(0xdead), result2(0xbeef) {}
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void run()
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{
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QMutexLocker locker(&mutex);
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// this exec should work
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cond.wakeOne();
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cond.wait(&mutex);
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QTimer timer;
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connect(&timer, SIGNAL(timeout()), SLOT(quit()), Qt::DirectConnection);
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timer.setInterval(1000);
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timer.start();
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result1 = exec();
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// this should return immediately, since exit() has been called
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cond.wakeOne();
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cond.wait(&mutex);
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QEventLoop eventLoop;
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result2 = eventLoop.exec();
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}
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};
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class StartStopEvent: public QEvent
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{
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public:
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StartStopEvent(int type, QEventLoop *loop = 0)
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: QEvent(Type(type)), el(loop)
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{ }
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QEventLoop *el;
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};
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class EventLoopExecutor : public QObject
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{
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Q_OBJECT
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QEventLoop *eventLoop;
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public:
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int returnCode;
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EventLoopExecutor(QEventLoop *eventLoop)
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: QObject(), eventLoop(eventLoop), returnCode(-42)
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{
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}
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public slots:
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void exec()
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{
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QTimer::singleShot(100, eventLoop, SLOT(quit()));
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// this should return immediately, and the timer event should be delivered to
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// tst_QEventLoop::exec() test, letting the test complete
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returnCode = eventLoop->exec();
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}
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};
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#ifndef QT_NO_EXCEPTIONS
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class QEventLoopTestException { };
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class ExceptionThrower : public QObject
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{
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Q_OBJECT
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public:
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ExceptionThrower() : QObject() { }
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public slots:
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void throwException()
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{
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QEventLoopTestException e;
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throw e;
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}
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};
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#endif
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class tst_QEventLoop : public QObject
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{
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Q_OBJECT
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public:
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tst_QEventLoop();
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~tst_QEventLoop();
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public slots:
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void init();
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void cleanup();
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private slots:
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// This test *must* run first. See the definition for why.
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void onlySymbianActiveScheduler();
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void symbianNestedActiveSchedulerLoop_data();
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void symbianNestedActiveSchedulerLoop();
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void processEvents();
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void exec();
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void reexec();
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void exit();
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void execAfterExit();
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void wakeUp();
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void quit();
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void processEventsExcludeSocket();
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void processEventsExcludeTimers();
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void deliverInDefinedOrder_QTBUG19637();
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// keep this test last:
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void nestedLoops();
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protected:
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void customEvent(QEvent *e);
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};
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tst_QEventLoop::tst_QEventLoop()
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{ }
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tst_QEventLoop::~tst_QEventLoop()
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{ }
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void tst_QEventLoop::init()
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{ }
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void tst_QEventLoop::cleanup()
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{ }
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#ifdef Q_OS_SYMBIAN
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class OnlySymbianActiveScheduler_helper : public QObject
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{
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Q_OBJECT
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public:
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OnlySymbianActiveScheduler_helper(int fd, QTimer *zeroTimer)
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: fd(fd),
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timerCount(0),
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zeroTimer(zeroTimer),
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zeroTimerCount(0),
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notifierCount(0)
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{
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}
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~OnlySymbianActiveScheduler_helper() {}
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public slots:
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void timerSlot()
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{
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// Let all the events occur twice so we know they reactivated after
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// each occurrence.
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if (++timerCount >= 2) {
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// This will hopefully run last, so stop the active scheduler.
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CActiveScheduler::Stop();
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}
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}
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void zeroTimerSlot()
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{
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if (++zeroTimerCount >= 2) {
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zeroTimer->stop();
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}
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}
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void notifierSlot()
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{
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if (++notifierCount >= 2) {
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char dummy;
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::read(fd, &dummy, 1);
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}
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}
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private:
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int fd;
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int timerCount;
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QTimer *zeroTimer;
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int zeroTimerCount;
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int notifierCount;
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};
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#endif
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void tst_QEventLoop::onlySymbianActiveScheduler() {
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#ifndef Q_OS_SYMBIAN
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QSKIP("This is a Symbian-only test.", SkipAll);
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#else
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// In here we try to use timers and sockets exclusively using the Symbian
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// active scheduler and no processEvents().
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// This test should therefore be run first, so that we can verify that
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// the first occurrence of processEvents does not do any initalization that
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// we depend on.
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// Open up a pipe so we can test socket notifiers.
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int pipeEnds[2];
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if (::pipe(pipeEnds) != 0) {
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QFAIL("Could not open pipe");
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}
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QSocketNotifier notifier(pipeEnds[0], QSocketNotifier::Read);
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QSignalSpy notifierSpy(¬ifier, SIGNAL(activated(int)));
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char dummy = 1;
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::write(pipeEnds[1], &dummy, 1);
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QTimer zeroTimer;
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QSignalSpy zeroTimerSpy(&zeroTimer, SIGNAL(timeout()));
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zeroTimer.setInterval(0);
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zeroTimer.start();
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QTimer timer;
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QSignalSpy timerSpy(&timer, SIGNAL(timeout()));
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timer.setInterval(2000); // Generous timeout or this test will fail if there is high load
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timer.start();
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OnlySymbianActiveScheduler_helper helper(pipeEnds[0], &zeroTimer);
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connect(¬ifier, SIGNAL(activated(int)), &helper, SLOT(notifierSlot()));
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connect(&zeroTimer, SIGNAL(timeout()), &helper, SLOT(zeroTimerSlot()));
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connect(&timer, SIGNAL(timeout()), &helper, SLOT(timerSlot()));
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CActiveScheduler::Start();
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::close(pipeEnds[1]);
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::close(pipeEnds[0]);
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QCOMPARE(notifierSpy.count(), 2);
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QCOMPARE(zeroTimerSpy.count(), 2);
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QCOMPARE(timerSpy.count(), 2);
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#endif
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}
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void tst_QEventLoop::processEvents()
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{
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QSignalSpy spy1(QAbstractEventDispatcher::instance(), SIGNAL(aboutToBlock()));
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QSignalSpy spy2(QAbstractEventDispatcher::instance(), SIGNAL(awake()));
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QEventLoop eventLoop;
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QCoreApplication::postEvent(&eventLoop, new QEvent(QEvent::User));
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// process posted events, QEventLoop::processEvents() should return
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// true
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QVERIFY(eventLoop.processEvents());
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QCOMPARE(spy1.count(), 0);
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QCOMPARE(spy2.count(), 1);
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// allow any session manager to complete its handshake, so that
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// there are no pending events left.
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while (eventLoop.processEvents())
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;
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// On mac we get application started events at this point,
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// so process events one more time just to be sure.
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eventLoop.processEvents();
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// no events to process, QEventLoop::processEvents() should return
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// false
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spy1.clear();
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spy2.clear();
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QVERIFY(!eventLoop.processEvents());
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QCOMPARE(spy1.count(), 0);
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QCOMPARE(spy2.count(), 1);
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// make sure the test doesn't block forever
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int timerId = startTimer(100);
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// wait for more events to process, QEventLoop::processEvents()
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// should return true
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spy1.clear();
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spy2.clear();
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QVERIFY(eventLoop.processEvents(QEventLoop::WaitForMoreEvents));
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// Verify that the eventloop has blocked and woken up. Some eventloops
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// may block and wake up multiple times.
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QVERIFY(spy1.count() > 0);
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QVERIFY(spy2.count() > 0);
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// We should get one awake for each aboutToBlock, plus one awake when
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// processEvents is entered.
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QVERIFY(spy2.count() >= spy1.count());
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killTimer(timerId);
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}
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#if defined(Q_OS_SYMBIAN) && defined(Q_CC_NOKIAX86)
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// Symbian needs bit longer timeout for emulator, as emulator startup causes additional delay
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# define EXEC_TIMEOUT 1000
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#else
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# define EXEC_TIMEOUT 100
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#endif
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void tst_QEventLoop::exec()
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{
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{
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QEventLoop eventLoop;
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EventLoopExiter exiter(&eventLoop);
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int returnCode;
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QTimer::singleShot(EXEC_TIMEOUT, &exiter, SLOT(exit()));
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returnCode = eventLoop.exec();
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QCOMPARE(returnCode, 0);
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QTimer::singleShot(EXEC_TIMEOUT, &exiter, SLOT(exit1()));
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returnCode = eventLoop.exec();
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QCOMPARE(returnCode, 1);
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QTimer::singleShot(EXEC_TIMEOUT, &exiter, SLOT(exit2()));
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returnCode = eventLoop.exec();
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QCOMPARE(returnCode, 2);
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}
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{
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// calling QEventLoop::exec() after a thread loop has exit()ed should return immediately
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// Note: this behaviour differs from QCoreApplication and QEventLoop
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// see tst_QCoreApplication::eventLoopExecAfterExit, tst_QEventLoop::reexec
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MultipleExecThread thread;
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// start thread and wait for checkpoint
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thread.mutex.lock();
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thread.start();
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thread.cond.wait(&thread.mutex);
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// make sure the eventloop runs
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QSignalSpy spy(QAbstractEventDispatcher::instance(&thread), SIGNAL(awake()));
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thread.cond.wakeOne();
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thread.cond.wait(&thread.mutex);
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QVERIFY(spy.count() > 0);
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int v = thread.result1;
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QCOMPARE(v, 0);
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// exec should return immediately
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spy.clear();
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thread.cond.wakeOne();
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thread.mutex.unlock();
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thread.wait();
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QCOMPARE(spy.count(), 0);
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v = thread.result2;
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QCOMPARE(v, -1);
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}
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{
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// a single instance of QEventLoop should not be allowed to recurse into exec()
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QEventLoop eventLoop;
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EventLoopExecutor executor(&eventLoop);
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QTimer::singleShot(EXEC_TIMEOUT, &executor, SLOT(exec()));
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int returnCode = eventLoop.exec();
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QCOMPARE(returnCode, 0);
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QCOMPARE(executor.returnCode, -1);
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}
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#if !defined(QT_NO_EXCEPTIONS) && !defined(Q_OS_WINCE_WM) && !defined(Q_OS_SYMBIAN) && !defined(NO_EVENTLOOP_EXCEPTIONS)
|
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// Windows Mobile cannot handle cross library exceptions
|
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// qobject.cpp will try to rethrow the exception after handling
|
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// which causes gwes.exe to crash
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|
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// Symbian doesn't propagate exceptions from eventloop, but converts them to
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// CActiveScheduler errors instead -> this test will hang.
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{
|
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// QEventLoop::exec() is exception safe
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QEventLoop eventLoop;
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int caughtExceptions = 0;
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try {
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ExceptionThrower exceptionThrower;
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QTimer::singleShot(EXEC_TIMEOUT, &exceptionThrower, SLOT(throwException()));
|
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(void) eventLoop.exec();
|
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} catch (...) {
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++caughtExceptions;
|
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}
|
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try {
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ExceptionThrower exceptionThrower;
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QTimer::singleShot(EXEC_TIMEOUT, &exceptionThrower, SLOT(throwException()));
|
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(void) eventLoop.exec();
|
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} catch (...) {
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++caughtExceptions;
|
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}
|
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QCOMPARE(caughtExceptions, 2);
|
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}
|
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#endif
|
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}
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void tst_QEventLoop::reexec()
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{
|
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QEventLoop loop;
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|
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// exec once
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QMetaObject::invokeMethod(&loop, "quit", Qt::QueuedConnection);
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QCOMPARE(loop.exec(), 0);
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|
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// and again
|
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QMetaObject::invokeMethod(&loop, "quit", Qt::QueuedConnection);
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QCOMPARE(loop.exec(), 0);
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}
|
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|
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void tst_QEventLoop::exit()
|
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{ DEPENDS_ON(exec()); }
|
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|
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void tst_QEventLoop::execAfterExit()
|
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{
|
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QEventLoop loop;
|
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EventLoopExiter obj(&loop);
|
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|
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QMetaObject::invokeMethod(&obj, "exit", Qt::QueuedConnection);
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loop.exit(1);
|
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QCOMPARE(loop.exec(), 0);
|
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}
|
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|
|
void tst_QEventLoop::wakeUp()
|
|
{
|
|
EventLoopThread thread;
|
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QEventLoop eventLoop;
|
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connect(&thread, SIGNAL(checkPoint()), &eventLoop, SLOT(quit()));
|
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connect(&thread, SIGNAL(finished()), &eventLoop, SLOT(quit()));
|
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|
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thread.start();
|
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(void) eventLoop.exec();
|
|
|
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QSignalSpy spy(QAbstractEventDispatcher::instance(&thread), SIGNAL(awake()));
|
|
thread.eventLoop->wakeUp();
|
|
|
|
// give the thread time to wake up
|
|
QTimer::singleShot(1000, &eventLoop, SLOT(quit()));
|
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(void) eventLoop.exec();
|
|
|
|
QVERIFY(spy.count() > 0);
|
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|
|
thread.quit();
|
|
(void) eventLoop.exec();
|
|
}
|
|
|
|
void tst_QEventLoop::quit()
|
|
{
|
|
QEventLoop eventLoop;
|
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int returnCode;
|
|
|
|
QTimer::singleShot(100, &eventLoop, SLOT(quit()));
|
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returnCode = eventLoop.exec();
|
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QCOMPARE(returnCode, 0);
|
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}
|
|
|
|
|
|
void tst_QEventLoop::nestedLoops()
|
|
{
|
|
QCoreApplication::postEvent(this, new StartStopEvent(QEvent::User));
|
|
QCoreApplication::postEvent(this, new StartStopEvent(QEvent::User));
|
|
QCoreApplication::postEvent(this, new StartStopEvent(QEvent::User));
|
|
|
|
// without the fix, this will *wedge* and never return
|
|
QTest::qWait(1000);
|
|
}
|
|
|
|
void tst_QEventLoop::customEvent(QEvent *e)
|
|
{
|
|
if (e->type() == QEvent::User) {
|
|
QEventLoop loop;
|
|
QCoreApplication::postEvent(this, new StartStopEvent(int(QEvent::User) + 1, &loop));
|
|
loop.exec();
|
|
} else {
|
|
static_cast<StartStopEvent *>(e)->el->exit();
|
|
}
|
|
}
|
|
|
|
class SocketEventsTester: public QObject
|
|
{
|
|
Q_OBJECT
|
|
public:
|
|
SocketEventsTester()
|
|
{
|
|
socket = 0;
|
|
server = 0;
|
|
dataArrived = false;
|
|
testResult = false;
|
|
}
|
|
~SocketEventsTester()
|
|
{
|
|
delete socket;
|
|
delete server;
|
|
}
|
|
bool init()
|
|
{
|
|
bool ret = false;
|
|
server = new QTcpServer();
|
|
socket = new QTcpSocket();
|
|
connect(server, SIGNAL(newConnection()), this, SLOT(sendHello()));
|
|
connect(socket, SIGNAL(readyRead()), this, SLOT(sendAck()), Qt::DirectConnection);
|
|
if((ret = server->listen(QHostAddress::LocalHost, 0))) {
|
|
socket->connectToHost(server->serverAddress(), server->serverPort());
|
|
socket->waitForConnected();
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
QTcpSocket *socket;
|
|
QTcpServer *server;
|
|
bool dataArrived;
|
|
bool testResult;
|
|
public slots:
|
|
void sendAck()
|
|
{
|
|
dataArrived = true;
|
|
}
|
|
void sendHello()
|
|
{
|
|
char data[10] ="HELLO";
|
|
qint64 size = sizeof(data);
|
|
|
|
QTcpSocket *serverSocket = server->nextPendingConnection();
|
|
serverSocket->write(data, size);
|
|
serverSocket->flush();
|
|
QTest::qSleep(200); //allow the TCP/IP stack time to loopback the data, so our socket is ready to read
|
|
QCoreApplication::processEvents(QEventLoop::ExcludeSocketNotifiers);
|
|
testResult = dataArrived;
|
|
QCoreApplication::processEvents(); //check the deferred event is processed
|
|
serverSocket->close();
|
|
QThread::currentThread()->exit(0);
|
|
}
|
|
};
|
|
|
|
class SocketTestThread : public QThread
|
|
{
|
|
Q_OBJECT
|
|
public:
|
|
SocketTestThread():QThread(0),testResult(false){};
|
|
void run()
|
|
{
|
|
SocketEventsTester *tester = new SocketEventsTester();
|
|
if (tester->init())
|
|
exec();
|
|
testResult = tester->testResult;
|
|
dataArrived = tester->dataArrived;
|
|
delete tester;
|
|
}
|
|
bool testResult;
|
|
bool dataArrived;
|
|
};
|
|
|
|
void tst_QEventLoop::processEventsExcludeSocket()
|
|
{
|
|
SocketTestThread thread;
|
|
thread.start();
|
|
QVERIFY(thread.wait());
|
|
QVERIFY(!thread.testResult);
|
|
QVERIFY(thread.dataArrived);
|
|
}
|
|
|
|
class TimerReceiver : public QObject
|
|
{
|
|
public:
|
|
int gotTimerEvent;
|
|
|
|
TimerReceiver()
|
|
: QObject(), gotTimerEvent(-1)
|
|
{ }
|
|
|
|
void timerEvent(QTimerEvent *event)
|
|
{
|
|
gotTimerEvent = event->timerId();
|
|
}
|
|
};
|
|
|
|
void tst_QEventLoop::processEventsExcludeTimers()
|
|
{
|
|
TimerReceiver timerReceiver;
|
|
int timerId = timerReceiver.startTimer(0);
|
|
|
|
QEventLoop eventLoop;
|
|
|
|
// normal process events will send timers
|
|
eventLoop.processEvents();
|
|
QCOMPARE(timerReceiver.gotTimerEvent, timerId);
|
|
timerReceiver.gotTimerEvent = -1;
|
|
|
|
// normal process events will send timers
|
|
eventLoop.processEvents(QEventLoop::X11ExcludeTimers);
|
|
#if !defined(Q_OS_UNIX) || defined(Q_OS_SYMBIAN)
|
|
QEXPECT_FAIL("", "X11ExcludeTimers only works on UN*X", Continue);
|
|
#endif
|
|
QCOMPARE(timerReceiver.gotTimerEvent, -1);
|
|
timerReceiver.gotTimerEvent = -1;
|
|
|
|
// resume timer processing
|
|
eventLoop.processEvents();
|
|
QCOMPARE(timerReceiver.gotTimerEvent, timerId);
|
|
timerReceiver.gotTimerEvent = -1;
|
|
}
|
|
|
|
#ifdef Q_OS_SYMBIAN
|
|
class DummyActiveObject : public CActive
|
|
{
|
|
public:
|
|
DummyActiveObject(int levels);
|
|
~DummyActiveObject();
|
|
|
|
void Start();
|
|
|
|
protected:
|
|
void DoCancel();
|
|
void RunL();
|
|
|
|
public:
|
|
bool succeeded;
|
|
|
|
private:
|
|
RTimer m_rTimer;
|
|
int remainingLevels;
|
|
};
|
|
|
|
class ActiveSchedulerLoop : public QObject
|
|
{
|
|
public:
|
|
ActiveSchedulerLoop(int levels) : succeeded(false), timerId(-1), remainingLevels(levels) {}
|
|
~ActiveSchedulerLoop() {}
|
|
|
|
void timerEvent(QTimerEvent *e);
|
|
|
|
public:
|
|
bool succeeded;
|
|
int timerId;
|
|
int remainingLevels;
|
|
};
|
|
|
|
DummyActiveObject::DummyActiveObject(int levels)
|
|
: CActive(CActive::EPriorityStandard),
|
|
succeeded(false),
|
|
remainingLevels(levels)
|
|
{
|
|
m_rTimer.CreateLocal();
|
|
}
|
|
|
|
DummyActiveObject::~DummyActiveObject()
|
|
{
|
|
Cancel();
|
|
m_rTimer.Close();
|
|
}
|
|
|
|
void DummyActiveObject::DoCancel()
|
|
{
|
|
m_rTimer.Cancel();
|
|
}
|
|
|
|
void DummyActiveObject::RunL()
|
|
{
|
|
if (remainingLevels - 1 <= 0) {
|
|
ActiveSchedulerLoop loop(remainingLevels - 1);
|
|
loop.timerId = loop.startTimer(0);
|
|
QCoreApplication::processEvents();
|
|
|
|
succeeded = loop.succeeded;
|
|
} else {
|
|
succeeded = true;
|
|
}
|
|
CActiveScheduler::Stop();
|
|
}
|
|
|
|
void DummyActiveObject::Start()
|
|
{
|
|
m_rTimer.After(iStatus, 100000); // 100 ms
|
|
SetActive();
|
|
}
|
|
|
|
void ActiveSchedulerLoop::timerEvent(QTimerEvent *e)
|
|
{
|
|
Q_UNUSED(e);
|
|
DummyActiveObject *dummy = new(ELeave) DummyActiveObject(remainingLevels);
|
|
CActiveScheduler::Add(dummy);
|
|
|
|
dummy->Start();
|
|
|
|
CActiveScheduler::Start();
|
|
|
|
succeeded = dummy->succeeded;
|
|
|
|
delete dummy;
|
|
|
|
killTimer(timerId);
|
|
}
|
|
|
|
// We cannot trap panics when the test case fails, so run it in a different thread instead.
|
|
class ActiveSchedulerThread : public QThread
|
|
{
|
|
public:
|
|
ActiveSchedulerThread(QEventLoop::ProcessEventsFlag flags);
|
|
~ActiveSchedulerThread();
|
|
|
|
protected:
|
|
void run();
|
|
|
|
public:
|
|
volatile bool succeeded;
|
|
|
|
private:
|
|
QEventLoop::ProcessEventsFlag m_flags;
|
|
};
|
|
|
|
ActiveSchedulerThread::ActiveSchedulerThread(QEventLoop::ProcessEventsFlag flags)
|
|
: succeeded(false),
|
|
m_flags(flags)
|
|
{
|
|
}
|
|
|
|
ActiveSchedulerThread::~ActiveSchedulerThread()
|
|
{
|
|
}
|
|
|
|
void ActiveSchedulerThread::run()
|
|
{
|
|
ActiveSchedulerLoop loop(2);
|
|
loop.timerId = loop.startTimer(0);
|
|
// It may panic in here if the active scheduler and the Qt loop don't go together.
|
|
QCoreApplication::processEvents(m_flags);
|
|
|
|
succeeded = loop.succeeded;
|
|
}
|
|
#endif // ifdef Q_OS_SYMBIAN
|
|
|
|
void tst_QEventLoop::symbianNestedActiveSchedulerLoop_data()
|
|
{
|
|
QTest::addColumn<int>("processEventFlags");
|
|
|
|
QTest::newRow("AllEvents") << (int)QEventLoop::AllEvents;
|
|
QTest::newRow("WaitForMoreEvents") << (int)QEventLoop::WaitForMoreEvents;
|
|
}
|
|
|
|
/*
|
|
Before you start fiddling with this test, you should have a good understanding of how
|
|
Symbian active objects work. What the test does is to try to screw up the semaphore count
|
|
in the active scheduler to cause stray signals, by running the Qt event loop and the
|
|
active scheduler inside each other. Naturally, its attempts to do this should be futile!
|
|
*/
|
|
void tst_QEventLoop::symbianNestedActiveSchedulerLoop()
|
|
{
|
|
#ifndef Q_OS_SYMBIAN
|
|
QSKIP("This is a Symbian only test.", SkipAll);
|
|
#else
|
|
QFETCH(int, processEventFlags);
|
|
|
|
ActiveSchedulerThread thread((QEventLoop::ProcessEventsFlag)processEventFlags);
|
|
thread.start();
|
|
thread.wait(2000);
|
|
|
|
QVERIFY(thread.succeeded);
|
|
#endif
|
|
}
|
|
|
|
Q_DECLARE_METATYPE(QThread*)
|
|
|
|
namespace DeliverInDefinedOrder_QTBUG19637 {
|
|
enum { NbThread = 3, NbObject = 500, NbEventQueue = 5, NbEvent = 50 };
|
|
|
|
struct CustomEvent : public QEvent {
|
|
CustomEvent(int q, int v) : QEvent(Type(User + q)), value(v) {}
|
|
int value;
|
|
};
|
|
|
|
struct Object : public QObject {
|
|
Q_OBJECT
|
|
public:
|
|
Object() : count(0) {
|
|
for (int i = 0; i < NbEventQueue; i++)
|
|
lastReceived[i] = -1;
|
|
}
|
|
int lastReceived[NbEventQueue];
|
|
int count;
|
|
virtual void customEvent(QEvent* e) {
|
|
QVERIFY(e->type() >= QEvent::User);
|
|
QVERIFY(e->type() < QEvent::User + 5);
|
|
uint idx = e->type() - QEvent::User;
|
|
int value = static_cast<CustomEvent *>(e)->value;
|
|
QVERIFY(lastReceived[idx] < value);
|
|
lastReceived[idx] = value;
|
|
count++;
|
|
}
|
|
|
|
public slots:
|
|
void moveToThread(QThread *t) {
|
|
QObject::moveToThread(t);
|
|
}
|
|
};
|
|
|
|
}
|
|
|
|
void tst_QEventLoop::deliverInDefinedOrder_QTBUG19637()
|
|
{
|
|
using namespace DeliverInDefinedOrder_QTBUG19637;
|
|
qMetaTypeId<QThread*>();
|
|
QThread threads[NbThread];
|
|
Object objects[NbObject];
|
|
for (int t = 0; t < NbThread; t++) {
|
|
threads[t].start();
|
|
}
|
|
|
|
int event = 0;
|
|
|
|
for (int o = 0; o < NbObject; o++) {
|
|
objects[o].moveToThread(&threads[o % NbThread]);
|
|
for (int e = 0; e < NbEvent; e++) {
|
|
int q = e % NbEventQueue;
|
|
QCoreApplication::postEvent(&objects[o], new CustomEvent(q, ++event) , q);
|
|
if (e % 7)
|
|
QMetaObject::invokeMethod(&objects[o], "moveToThread", Qt::QueuedConnection, Q_ARG(QThread*, &threads[(e+o)%NbThread]));
|
|
}
|
|
}
|
|
|
|
QTest::qWait(30);
|
|
for (int o = 0; o < NbObject; o++) {
|
|
QTRY_COMPARE(objects[o].count, int(NbEvent));
|
|
}
|
|
|
|
for (int t = 0; t < NbThread; t++) {
|
|
threads[t].quit();
|
|
threads[t].wait();
|
|
}
|
|
|
|
}
|
|
|
|
|
|
QTEST_MAIN(tst_QEventLoop)
|
|
#include "tst_qeventloop.moc"
|