diff options
Diffstat (limited to 'tests/auto/unit/qsamplecache/tst_qsamplecache.cpp')
-rw-r--r-- | tests/auto/unit/qsamplecache/tst_qsamplecache.cpp | 183 |
1 files changed, 183 insertions, 0 deletions
diff --git a/tests/auto/unit/qsamplecache/tst_qsamplecache.cpp b/tests/auto/unit/qsamplecache/tst_qsamplecache.cpp new file mode 100644 index 000000000..36ae14d26 --- /dev/null +++ b/tests/auto/unit/qsamplecache/tst_qsamplecache.cpp @@ -0,0 +1,183 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** This file is part 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. +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +//TESTED_COMPONENT=src/multimedia + +#include <QtTest/QtTest> +#include <private/qsamplecache_p.h> + +class tst_QSampleCache : public QObject +{ + Q_OBJECT +public: + +public slots: + +private slots: + void testCachedSample(); + void testNotCachedSample(); + void testEnoughCapacity(); + void testNotEnoughCapacity(); + +private: + +}; + +void tst_QSampleCache::testCachedSample() +{ + QSampleCache cache; + QSignalSpy loadingSpy(&cache, SIGNAL(isLoadingChanged())); + + QSample* sample = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("data/test.wav"))); + QVERIFY(sample); + QTRY_COMPARE(loadingSpy.count(), 2); + QTRY_VERIFY(!cache.isLoading()); + + loadingSpy.clear(); + QSample* sampleCached = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("data/test.wav"))); + QCOMPARE(sample, sampleCached); // sample is cached + // loading thread still starts, but does nothing in this case + QTRY_COMPARE(loadingSpy.count(), 2); + QTRY_VERIFY(!cache.isLoading()); + + sample->release(); + sampleCached->release(); +} + +void tst_QSampleCache::testNotCachedSample() +{ + QSampleCache cache; + QSignalSpy loadingSpy(&cache, SIGNAL(isLoadingChanged())); + + QSample* sample = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("data/test.wav"))); + QVERIFY(sample); + QTRY_COMPARE(loadingSpy.count(), 2); + QTRY_VERIFY(!cache.isLoading()); + sample->release(); + + QTestEventLoop::instance().enterLoop(1); // make sure the sample is destroyed + + loadingSpy.clear(); + QSample* sampleCached = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("data/test.wav"))); + QVERIFY(sample != sampleCached); // sample is not cached + QTRY_COMPARE(loadingSpy.count(), 2); + QTRY_VERIFY(!cache.isLoading()); + + sampleCached->release(); +} + +void tst_QSampleCache::testEnoughCapacity() +{ + QSampleCache cache; + QSignalSpy loadingSpy(&cache, SIGNAL(isLoadingChanged())); + + QSample* sample = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("data/test.wav"))); + QVERIFY(sample); + QTRY_COMPARE(loadingSpy.count(), 2); // make sure sample is loaded + QTRY_VERIFY(!cache.isLoading()); + int sampleSize = sample->data().size(); + sample->release(); + cache.setCapacity(sampleSize * 2); + + loadingSpy.clear(); + sample = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("data/test.wav"))); + QVERIFY(sample); + QTRY_COMPARE(loadingSpy.count(), 2); + QTRY_VERIFY(!cache.isLoading()); + sample->release(); + + // load another sample and make sure first sample is not destroyed + loadingSpy.clear(); + QSample* sampleOther = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("data/test2.wav"))); + QVERIFY(sampleOther); + QTRY_COMPARE(loadingSpy.count(), 2); + QTRY_VERIFY(!cache.isLoading()); + sampleOther->release(); + + loadingSpy.clear(); + QSample* sampleCached = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("data/test.wav"))); + QCOMPARE(sample, sampleCached); // sample is cached + QTRY_COMPARE(loadingSpy.count(), 2); + QTRY_VERIFY(!cache.isLoading()); + + sampleCached->release(); +} + +void tst_QSampleCache::testNotEnoughCapacity() +{ + QSampleCache cache; + QSignalSpy loadingSpy(&cache, SIGNAL(isLoadingChanged())); + + QSample* sample = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("data/test.wav"))); + QVERIFY(sample); + QTRY_COMPARE(loadingSpy.count(), 2); // make sure sample is loaded + QTRY_VERIFY(!cache.isLoading()); + int sampleSize = sample->data().size(); + sample->release(); + cache.setCapacity(sampleSize / 2); + + loadingSpy.clear(); + sample = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("data/test.wav"))); + QVERIFY(sample); + QTRY_COMPARE(loadingSpy.count(), 2); + QTRY_VERIFY(!cache.isLoading()); + sample->release(); + + // load another sample to force sample cache to destroy first sample + loadingSpy.clear(); + QSample* sampleOther = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("data/test2.wav"))); + QVERIFY(sampleOther); + QTRY_COMPARE(loadingSpy.count(), 2); + QTRY_VERIFY(!cache.isLoading()); + sampleOther->release(); + + loadingSpy.clear(); + QSample* sampleCached = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("data/test.wav"))); + QVERIFY(sample != sampleCached); // sample is not cached + QTRY_COMPARE(loadingSpy.count(), 2); + QTRY_VERIFY(!cache.isLoading()); + + sampleCached->release(); +} + +QTEST_MAIN(tst_QSampleCache) + +#include "tst_qsamplecache.moc" |