diff options
Diffstat (limited to 'tests/auto/corelib/kernel/qtimer')
-rw-r--r-- | tests/auto/corelib/kernel/qtimer/.gitignore | 1 | ||||
-rw-r--r-- | tests/auto/corelib/kernel/qtimer/qtimer.pro | 5 | ||||
-rw-r--r-- | tests/auto/corelib/kernel/qtimer/tst_qtimer.cpp | 794 |
3 files changed, 800 insertions, 0 deletions
diff --git a/tests/auto/corelib/kernel/qtimer/.gitignore b/tests/auto/corelib/kernel/qtimer/.gitignore new file mode 100644 index 0000000000..14fd00629e --- /dev/null +++ b/tests/auto/corelib/kernel/qtimer/.gitignore @@ -0,0 +1 @@ +tst_qtimer diff --git a/tests/auto/corelib/kernel/qtimer/qtimer.pro b/tests/auto/corelib/kernel/qtimer/qtimer.pro new file mode 100644 index 0000000000..086df1dd18 --- /dev/null +++ b/tests/auto/corelib/kernel/qtimer/qtimer.pro @@ -0,0 +1,5 @@ +load(qttest_p4) +QT = core +SOURCES += tst_qtimer.cpp +QT = core +CONFIG += parallel_test diff --git a/tests/auto/corelib/kernel/qtimer/tst_qtimer.cpp b/tests/auto/corelib/kernel/qtimer/tst_qtimer.cpp new file mode 100644 index 0000000000..a8ac799d73 --- /dev/null +++ b/tests/auto/corelib/kernel/qtimer/tst_qtimer.cpp @@ -0,0 +1,794 @@ +/**************************************************************************** +** +** 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 <qtimer.h> +#include <qthread.h> + +#if defined Q_OS_UNIX +#include <unistd.h> +#endif + +#include "../../../../shared/util.h" + + +//TESTED_CLASS= +//TESTED_FILES= + +class tst_QTimer : public QObject +{ + Q_OBJECT + +public: + tst_QTimer(); + virtual ~tst_QTimer(); + + +public slots: + void initTestCase(); + void cleanupTestCase(); + void init(); + void cleanup(); +private slots: + void zeroTimer(); + void singleShotTimeout(); + void timeout(); + void livelock_data(); + void livelock(); + void timerInfiniteRecursion_data(); + void timerInfiniteRecursion(); + void recurringTimer_data(); + void recurringTimer(); + void deleteLaterOnQTimer(); // long name, don't want to shadow QObject::deleteLater() + void moveToThread(); + void restartedTimerFiresTooSoon(); + void timerFiresOnlyOncePerProcessEvents_data(); + void timerFiresOnlyOncePerProcessEvents(); + void timerIdPersistsAfterThreadExit(); + void cancelLongTimer(); + void singleShotStaticFunctionZeroTimeout(); + void recurseOnTimeoutAndStopTimer(); + + void QTBUG13633_dontBlockEvents(); + void postedEventsShouldNotStarveTimers(); +#ifdef Q_OS_SYMBIAN + void handleLeaks(); +#endif +}; + +class TimerHelper : public QObject +{ + Q_OBJECT +public: + TimerHelper() : QObject(), count(0) + { + } + + int count; + +public slots: + void timeout(); +}; + +void TimerHelper::timeout() +{ + ++count; +} + +tst_QTimer::tst_QTimer() +{ +} + +tst_QTimer::~tst_QTimer() +{ +} + +void tst_QTimer::initTestCase() +{ +} + +void tst_QTimer::cleanupTestCase() +{ +} + +void tst_QTimer::init() +{ +} + +void tst_QTimer::cleanup() +{ +} + +void tst_QTimer::zeroTimer() +{ + TimerHelper helper; + QTimer timer; + timer.setInterval(0); + timer.start(); + + connect(&timer, SIGNAL(timeout()), &helper, SLOT(timeout())); + + QCoreApplication::processEvents(); + + QCOMPARE(helper.count, 1); +} + +void tst_QTimer::singleShotTimeout() +{ + TimerHelper helper; + QTimer timer; + timer.setSingleShot(true); + + connect(&timer, SIGNAL(timeout()), &helper, SLOT(timeout())); + timer.start(100); + + QTest::qWait(500); + QCOMPARE(helper.count, 1); + QTest::qWait(500); + QCOMPARE(helper.count, 1); +} + +#if defined(Q_OS_SYMBIAN) +// Increase wait as emulator startup can cause unexpected delays, and +// on hardware there are sometimes spikes right after process startup. +#define TIMEOUT_TIMEOUT 2000 +#else +#define TIMEOUT_TIMEOUT 200 +#endif + +void tst_QTimer::timeout() +{ + TimerHelper helper; + QTimer timer; + + connect(&timer, SIGNAL(timeout()), &helper, SLOT(timeout())); + timer.start(100); + + QCOMPARE(helper.count, 0); + + QTest::qWait(TIMEOUT_TIMEOUT); + QVERIFY(helper.count > 0); + int oldCount = helper.count; + + QTest::qWait(TIMEOUT_TIMEOUT); + QVERIFY(helper.count > oldCount); +} + + +void tst_QTimer::livelock_data() +{ + QTest::addColumn<int>("interval"); + QTest::newRow("zero timer") << 0; + QTest::newRow("non-zero timer") << 1; + QTest::newRow("longer than sleep") << 20; +} + +/*! + * + * DO NOT "FIX" THIS TEST! it is written like this for a reason, do + * not *change it without first dicussing it with its maintainers. + * +*/ +class LiveLockTester : public QObject +{ +public: + LiveLockTester(int i) + : interval(i), + timeoutsForFirst(0), timeoutsForExtra(0), timeoutsForSecond(0), + postEventAtRightTime(false) + { + firstTimerId = startTimer(interval); + extraTimerId = startTimer(interval + 80); + secondTimerId = -1; // started later + } + + bool event(QEvent *e) { + if (e->type() == 4002) { + // got the posted event + if (timeoutsForFirst == 1 && timeoutsForSecond == 0) + postEventAtRightTime = true; + return true; + } + return QObject::event(e); + } + + void timerEvent(QTimerEvent *te) { + if (te->timerId() == firstTimerId) { + if (++timeoutsForFirst == 1) { + killTimer(extraTimerId); + extraTimerId = -1; + QCoreApplication::postEvent(this, new QEvent(static_cast<QEvent::Type>(4002))); + secondTimerId = startTimer(interval); + } + } else if (te->timerId() == secondTimerId) { + ++timeoutsForSecond; + } else if (te->timerId() == extraTimerId) { + ++timeoutsForExtra; + } + + // sleep for 2ms + QTest::qSleep(2); + killTimer(te->timerId()); + } + + const int interval; + int firstTimerId; + int secondTimerId; + int extraTimerId; + int timeoutsForFirst; + int timeoutsForExtra; + int timeoutsForSecond; + bool postEventAtRightTime; +}; + +void tst_QTimer::livelock() +{ + /* + New timers created in timer event handlers should not be sent + until the next iteration of the eventloop. Note: this test + depends on the fact that we send posted events before timer + events (since new posted events are not sent until the next + iteration of the eventloop either). + */ + QFETCH(int, interval); + LiveLockTester tester(interval); + QTest::qWait(180); // we have to use wait here, since we're testing timers with a non-zero timeout + QTRY_COMPARE(tester.timeoutsForFirst, 1); + QCOMPARE(tester.timeoutsForExtra, 0); + QTRY_COMPARE(tester.timeoutsForSecond, 1); +#if defined(Q_OS_WIN) && !defined(Q_OS_WINCE) + if (QSysInfo::WindowsVersion < QSysInfo::WV_XP) + QEXPECT_FAIL("non-zero timer", "Multimedia timers are not available on Windows 2000", Continue); +#elif defined(Q_OS_WINCE) + QEXPECT_FAIL("non-zero timer", "Windows CE devices often too slow", Continue); +#endif + QVERIFY(tester.postEventAtRightTime); +} + +class TimerInfiniteRecursionObject : public QObject +{ +public: + bool inTimerEvent; + bool timerEventRecursed; + int interval; + + TimerInfiniteRecursionObject(int interval) + : inTimerEvent(false), timerEventRecursed(false), interval(interval) + { } + + void timerEvent(QTimerEvent *timerEvent) + { + timerEventRecursed = inTimerEvent; + if (timerEventRecursed) { + // bug detected! + return; + } + + inTimerEvent = true; + + QEventLoop eventLoop; + QTimer::singleShot(qMax(100, interval * 2), &eventLoop, SLOT(quit())); + eventLoop.exec(); + + inTimerEvent = false; + + killTimer(timerEvent->timerId()); + } +}; + +void tst_QTimer::timerInfiniteRecursion_data() +{ + QTest::addColumn<int>("interval"); + QTest::newRow("zero timer") << 0; + QTest::newRow("non-zero timer") << 1; + QTest::newRow("10ms timer") << 10; + QTest::newRow("11ms timer") << 11; + QTest::newRow("100ms timer") << 100; + QTest::newRow("1s timer") << 1000; +} + + +void tst_QTimer::timerInfiniteRecursion() +{ + QFETCH(int, interval); + TimerInfiniteRecursionObject object(interval); + (void) object.startTimer(interval); + + QEventLoop eventLoop; + QTimer::singleShot(qMax(100, interval * 2), &eventLoop, SLOT(quit())); + eventLoop.exec(); + + QVERIFY(!object.timerEventRecursed); +} + +class RecurringTimerObject : public QObject +{ +Q_OBJECT +public: + int times; + int target; + bool recurse; + + RecurringTimerObject(int target) + : times(0), target(target), recurse(false) + { } + + void timerEvent(QTimerEvent *timerEvent) + { + if (++times == target) { + killTimer(timerEvent->timerId()); + emit done(); + } if (recurse) { + QEventLoop eventLoop; + QTimer::singleShot(100, &eventLoop, SLOT(quit())); + eventLoop.exec(); + } + } + +signals: + void done(); +}; + +void tst_QTimer::recurringTimer_data() +{ + QTest::addColumn<int>("interval"); + QTest::newRow("zero timer") << 0; + QTest::newRow("non-zero timer") << 1; +} + +void tst_QTimer::recurringTimer() +{ + const int target = 5; + QFETCH(int, interval); + + { + RecurringTimerObject object(target); + QObject::connect(&object, SIGNAL(done()), &QTestEventLoop::instance(), SLOT(exitLoop())); + (void) object.startTimer(interval); + QTestEventLoop::instance().enterLoop(5); + + QCOMPARE(object.times, target); + } + + { + // make sure that eventloop recursion doesn't effect timer recurrance + RecurringTimerObject object(target); + object.recurse = true; + + QObject::connect(&object, SIGNAL(done()), &QTestEventLoop::instance(), SLOT(exitLoop())); + (void) object.startTimer(interval); + QTestEventLoop::instance().enterLoop(5); + + QCOMPARE(object.times, target); + } +} + +void tst_QTimer::deleteLaterOnQTimer() +{ + QTimer *timer = new QTimer; + connect(timer, SIGNAL(timeout()), timer, SLOT(deleteLater())); + connect(timer, SIGNAL(destroyed()), &QTestEventLoop::instance(), SLOT(exitLoop())); + timer->setInterval(1); + timer->setSingleShot(true); + timer->start(); + QPointer<QTimer> pointer = timer; + QTestEventLoop::instance().enterLoop(5); + QVERIFY(pointer.isNull()); +} + +#if defined(Q_OS_SYMBIAN) && defined(Q_CC_NOKIAX86) +// Increase wait as emulator startup can cause unexpected delays +#define MOVETOTHREAD_TIMEOUT 200 +#define MOVETOTHREAD_WAIT 5000 +#else +#define MOVETOTHREAD_TIMEOUT 200 +#define MOVETOTHREAD_WAIT 300 +#endif + +void tst_QTimer::moveToThread() +{ + QTimer ti1; + QTimer ti2; + ti1.start(MOVETOTHREAD_TIMEOUT); + ti2.start(MOVETOTHREAD_TIMEOUT); + QVERIFY((ti1.timerId() & 0xffffff) != (ti2.timerId() & 0xffffff)); + QThread tr; + ti1.moveToThread(&tr); + connect(&ti1,SIGNAL(timeout()), &tr, SLOT(quit())); + tr.start(); + QTimer ti3; + ti3.start(MOVETOTHREAD_TIMEOUT); + QVERIFY((ti3.timerId() & 0xffffff) != (ti2.timerId() & 0xffffff)); + QVERIFY((ti3.timerId() & 0xffffff) != (ti1.timerId() & 0xffffff)); + QTest::qWait(MOVETOTHREAD_WAIT); + QVERIFY(tr.wait()); + ti2.stop(); + QTimer ti4; + ti4.start(MOVETOTHREAD_TIMEOUT); + ti3.stop(); + ti2.start(MOVETOTHREAD_TIMEOUT); + ti3.start(MOVETOTHREAD_TIMEOUT); + QVERIFY((ti4.timerId() & 0xffffff) != (ti2.timerId() & 0xffffff)); + QVERIFY((ti3.timerId() & 0xffffff) != (ti2.timerId() & 0xffffff)); + QVERIFY((ti3.timerId() & 0xffffff) != (ti1.timerId() & 0xffffff)); +} + +class RestartedTimerFiresTooSoonObject : public QObject +{ + Q_OBJECT + +public: + QBasicTimer m_timer; + + int m_interval; + QTime m_startedTime; + QEventLoop eventLoop; + + inline RestartedTimerFiresTooSoonObject() + : QObject(), m_interval(0) + { } + + void timerFired() + { + static int interval = 1000; + + m_interval = interval; + m_startedTime.start(); + m_timer.start(interval, this); + + // alternate between single-shot and 1 sec + interval = interval ? 0 : 1000; + } + + void timerEvent(QTimerEvent* ev) + { + if (ev->timerId() != m_timer.timerId()) + return; + + m_timer.stop(); + + QTime now = QTime::currentTime(); + int elapsed = m_startedTime.elapsed(); + + if (elapsed < m_interval / 2) { + // severely too early! + m_timer.stop(); + eventLoop.exit(-1); + return; + } + + timerFired(); + + // don't do this forever + static int count = 0; + if (count++ > 20) { + m_timer.stop(); + eventLoop.quit(); + return; + } + } +}; + +void tst_QTimer::restartedTimerFiresTooSoon() +{ + RestartedTimerFiresTooSoonObject object; + object.timerFired(); + QVERIFY(object.eventLoop.exec() == 0); +} + +class LongLastingSlotClass : public QObject +{ + Q_OBJECT + +public: + LongLastingSlotClass(QTimer *timer) : count(0), timer(timer) {} + +public slots: + void longLastingSlot() + { + // Don't use timers for this, because we are testing them. + QTime time; + time.start(); + while (time.elapsed() < 200) { + for (int c = 0; c < 100000; c++) {} // Mindless looping. + } + if (++count >= 2) { + timer->stop(); + } + } + +public: + int count; + QTimer *timer; +}; + +void tst_QTimer::timerFiresOnlyOncePerProcessEvents_data() +{ + QTest::addColumn<int>("interval"); + QTest::newRow("zero timer") << 0; + QTest::newRow("non-zero timer") << 10; +} + +void tst_QTimer::timerFiresOnlyOncePerProcessEvents() +{ + QFETCH(int, interval); + + QTimer t; + LongLastingSlotClass longSlot(&t); + t.start(interval); + connect(&t, SIGNAL(timeout()), &longSlot, SLOT(longLastingSlot())); + // Loop because there may be other events pending. + while (longSlot.count == 0) { + QCoreApplication::processEvents(QEventLoop::WaitForMoreEvents); + } + + QCOMPARE(longSlot.count, 1); +} + +class TimerIdPersistsAfterThreadExitThread : public QThread +{ +public: + QTimer *timer; + int timerId, returnValue; + + TimerIdPersistsAfterThreadExitThread() + : QThread(), timer(0), timerId(-1), returnValue(-1) + { } + ~TimerIdPersistsAfterThreadExitThread() + { + delete timer; + } + + void run() + { + QEventLoop eventLoop; + timer = new QTimer; + connect(timer, SIGNAL(timeout()), &eventLoop, SLOT(quit())); + timer->start(100); + timerId = timer->timerId(); + returnValue = eventLoop.exec(); + } +}; + +void tst_QTimer::timerIdPersistsAfterThreadExit() +{ + TimerIdPersistsAfterThreadExitThread thread; + thread.start(); + QVERIFY(thread.wait(30000)); + QCOMPARE(thread.returnValue, 0); + + // even though the thread has exited, and the event dispatcher destroyed, the timer is still + // "active", meaning the timer id should NOT be reused (i.e. the event dispatcher should not + // have unregistered it) + int timerId = thread.startTimer(100); + QVERIFY((timerId & 0xffffff) != (thread.timerId & 0xffffff)); +} + +void tst_QTimer::cancelLongTimer() +{ + QTimer timer; + timer.setSingleShot(true); + timer.start(1000 * 60 * 60); //set timer for 1 hour (which would overflow Symbian RTimer) + QCoreApplication::processEvents(); + QVERIFY(timer.isActive()); //if the timer completes immediately with an error, then this will fail + timer.stop(); + QVERIFY(!timer.isActive()); +} + +void tst_QTimer::singleShotStaticFunctionZeroTimeout() +{ + TimerHelper helper; + + QTimer::singleShot(0, &helper, SLOT(timeout())); + QTest::qWait(500); + QCOMPARE(helper.count, 1); + QTest::qWait(500); + QCOMPARE(helper.count, 1); +} + +class RecursOnTimeoutAndStopTimerTimer : public QObject +{ + Q_OBJECT + +public: + QTimer *one; + QTimer *two; + +public slots: + void onetrigger() + { + QCoreApplication::processEvents(); + } + + void twotrigger() + { + one->stop(); + } +}; + +void tst_QTimer::recurseOnTimeoutAndStopTimer() +{ + QEventLoop eventLoop; + QTimer::singleShot(1000, &eventLoop, SLOT(quit())); + + RecursOnTimeoutAndStopTimerTimer t; + t.one = new QTimer(&t); + t.two = new QTimer(&t); + + QObject::connect(t.one, SIGNAL(timeout()), &t, SLOT(onetrigger())); + QObject::connect(t.two, SIGNAL(timeout()), &t, SLOT(twotrigger())); + + t.two->setSingleShot(true); + + t.one->start(); + t.two->start(); + + (void) eventLoop.exec(); + + QVERIFY(!t.one->isActive()); + QVERIFY(!t.two->isActive()); +} + + + +class DontBlockEvents : public QObject +{ + Q_OBJECT +public: + DontBlockEvents(); + void timerEvent(QTimerEvent*); + + int count; + int total; + QBasicTimer m_timer; + +public slots: + void paintEvent(); + +}; + +DontBlockEvents::DontBlockEvents() +{ + count = 0; + total = 0; + + //QTBUG-13633 need few unrelated timer running to reproduce the bug. + (new QTimer(this))->start(2000); + (new QTimer(this))->start(2500); + (new QTimer(this))->start(3000); + (new QTimer(this))->start(5000); + (new QTimer(this))->start(1000); + (new QTimer(this))->start(2000); + + m_timer.start(1, this); +} + +void DontBlockEvents::timerEvent(QTimerEvent* event) +{ + if (event->timerId() == m_timer.timerId()) { + QMetaObject::invokeMethod(this, "paintEvent", Qt::QueuedConnection); + m_timer.start(0, this); + count++; + QCOMPARE(count, 1); + total++; + } +} + +void DontBlockEvents::paintEvent() +{ + count--; + QCOMPARE(count, 0); +} + + +void tst_QTimer::QTBUG13633_dontBlockEvents() +{ + DontBlockEvents t; + QTest::qWait(60); + QTRY_VERIFY(t.total > 2); +} + +class SlotRepeater : public QObject { + Q_OBJECT +public: + SlotRepeater() {} + +public slots: + void repeatThisSlot() + { + QMetaObject::invokeMethod(this, "repeatThisSlot", Qt::QueuedConnection); + } +}; + +void tst_QTimer::postedEventsShouldNotStarveTimers() +{ + TimerHelper timerHelper; + QTimer timer; + connect(&timer, SIGNAL(timeout()), &timerHelper, SLOT(timeout())); + timer.setInterval(0); + timer.setSingleShot(false); + timer.start(); + SlotRepeater slotRepeater; + slotRepeater.repeatThisSlot(); + QTest::qWait(100); + QVERIFY(timerHelper.count > 5); +} + +#ifdef Q_OS_SYMBIAN +void tst_QTimer::handleLeaks() +{ + const int timercount = 5; + int processhandles_start; + int threadhandles_start; + RThread().HandleCount(processhandles_start, threadhandles_start); + { + TimerHelper timerHelper; + QList<QTimer*> timers; + for (int i=0;i<timercount;i++) { + QTimer* timer = new QTimer; + timers.append(timer); + connect(timer, SIGNAL(timeout()), &timerHelper, SLOT(timeout())); + timer->setSingleShot(true); + timer->start(i); //test both zero and normal timeouts + } + int processhandles_mid; + int threadhandles_mid; + RThread().HandleCount(processhandles_mid, threadhandles_mid); + qDebug() << threadhandles_mid - threadhandles_start << "new thread owned handles"; + QTest::qWait(100); + QCOMPARE(timerHelper.count, timercount); + qDeleteAll(timers); + } + int processhandles_end; + int threadhandles_end; + RThread().HandleCount(processhandles_end, threadhandles_end); + QCOMPARE(threadhandles_end, threadhandles_start); //RTimer::CreateLocal creates a thread owned handle + //Can not verify process handles because QObject::connect may create up to 2 mutexes + //from a QMutexPool (4 process owned handles with open C imp.) + //QCOMPARE(processhandles_end, processhandles_start); +} +#endif + +QTEST_MAIN(tst_QTimer) +#include "tst_qtimer.moc" |