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Diffstat (limited to 'tests/auto/qicon/tst_qicon.cpp')
| -rw-r--r-- | tests/auto/qicon/tst_qicon.cpp | 615 |
1 files changed, 615 insertions, 0 deletions
diff --git a/tests/auto/qicon/tst_qicon.cpp b/tests/auto/qicon/tst_qicon.cpp new file mode 100644 index 0000000..a922327 --- /dev/null +++ b/tests/auto/qicon/tst_qicon.cpp @@ -0,0 +1,615 @@ +/**************************************************************************** +** +** 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 <QtTest/QtTest> + +#include <qicon.h> + +#if defined(Q_OS_SYMBIAN) +#define SRCDIR "." +#endif +#include <qiconengine.h> + +Q_DECLARE_METATYPE(QSize) + +//TESTED_CLASS= +//TESTED_FILES= + +class tst_QIcon : public QObject +{ + Q_OBJECT +public: + tst_QIcon(); + +private slots: + void init(); + void cleanup(); + + void actualSize_data(); // test with 1 pixmap + void actualSize(); + void actualSize2_data(); // test with 2 pixmaps with different aspect ratio + void actualSize2(); + void svgActualSize(); + void isNull(); + void bestMatch(); + void cacheKey(); + void detach(); + void svg(); + void addFile(); + void availableSizes(); + + void task184901_badCache(); + void task223279_inconsistentAddFile(); + void task239461_custom_iconengine_crash(); + +private: + QString oldCurrentDir; +}; + +void tst_QIcon::init() +{ + QString srcdir(QLatin1String(SRCDIR)); + if (!srcdir.isEmpty()) { + oldCurrentDir = QDir::current().absolutePath(); + QDir::setCurrent(srcdir); + } +} + +void tst_QIcon::cleanup() +{ + if (!oldCurrentDir.isEmpty()) { + QDir::setCurrent(oldCurrentDir); + } +} + +tst_QIcon::tst_QIcon() +{ +} + +void tst_QIcon::actualSize_data() +{ + QTest::addColumn<QString>("source"); + QTest::addColumn<QSize>("argument"); + QTest::addColumn<QSize>("result"); + + // square image + QTest::newRow("resource0") << ":/image.png" << QSize(128, 128) << QSize(128, 128); + QTest::newRow("resource1") << ":/image.png" << QSize( 64, 64) << QSize( 64, 64); + QTest::newRow("resource2") << ":/image.png" << QSize( 32, 64) << QSize( 32, 32); + QTest::newRow("resource3") << ":/image.png" << QSize( 16, 64) << QSize( 16, 16); + QTest::newRow("resource4") << ":/image.png" << QSize( 16, 128) << QSize( 16, 16); + QTest::newRow("resource5") << ":/image.png" << QSize( 128, 16) << QSize( 16, 16); + QTest::newRow("resource6") << ":/image.png" << QSize( 150, 150) << QSize( 128, 128); + // rect image + QTest::newRow("resource7") << ":/rect.png" << QSize( 20, 40) << QSize( 20, 40); + QTest::newRow("resource8") << ":/rect.png" << QSize( 10, 20) << QSize( 10, 20); + QTest::newRow("resource9") << ":/rect.png" << QSize( 15, 50) << QSize( 15, 30); + QTest::newRow("resource10") << ":/rect.png" << QSize( 25, 50) << QSize( 20, 40); + + const QString prefix = QLatin1String(SRCDIR) + QLatin1String("/"); + QTest::newRow("external0") << prefix + "image.png" << QSize(128, 128) << QSize(128, 128); + QTest::newRow("external1") << prefix + "image.png" << QSize( 64, 64) << QSize( 64, 64); + QTest::newRow("external2") << prefix + "image.png" << QSize( 32, 64) << QSize( 32, 32); + QTest::newRow("external3") << prefix + "image.png" << QSize( 16, 64) << QSize( 16, 16); + QTest::newRow("external4") << prefix + "image.png" << QSize( 16, 128) << QSize( 16, 16); + QTest::newRow("external5") << prefix + "image.png" << QSize( 128, 16) << QSize( 16, 16); + QTest::newRow("external6") << prefix + "image.png" << QSize( 150, 150) << QSize( 128, 128); + // rect image + QTest::newRow("external7") << ":/rect.png" << QSize( 20, 40) << QSize( 20, 40); + QTest::newRow("external8") << ":/rect.png" << QSize( 10, 20) << QSize( 10, 20); + QTest::newRow("external9") << ":/rect.png" << QSize( 15, 50) << QSize( 15, 30); + QTest::newRow("external10") << ":/rect.png" << QSize( 25, 50) << QSize( 20, 40); +} + +void tst_QIcon::actualSize() +{ + QFETCH(QString, source); + QFETCH(QSize, argument); + QFETCH(QSize, result); + + { + QPixmap pixmap(source); + QIcon icon(pixmap); + QCOMPARE(icon.actualSize(argument), result); + QCOMPARE(icon.pixmap(argument).size(), result); + } + + { + QIcon icon(source); + QCOMPARE(icon.actualSize(argument), result); + QCOMPARE(icon.pixmap(argument).size(), result); + } +} + +void tst_QIcon::actualSize2_data() +{ + QTest::addColumn<QSize>("argument"); + QTest::addColumn<QSize>("result"); + + // two images - 128x128 and 20x40. Let the games begin + QTest::newRow("trivial1") << QSize( 128, 128) << QSize( 128, 128); + QTest::newRow("trivial2") << QSize( 20, 40) << QSize( 20, 40); + + // QIcon chooses the one with the smallest area to choose the pixmap + QTest::newRow("best1") << QSize( 100, 100) << QSize( 100, 100); + QTest::newRow("best2") << QSize( 20, 20) << QSize( 10, 20); + QTest::newRow("best3") << QSize( 15, 30) << QSize( 15, 30); + QTest::newRow("best4") << QSize( 5, 5) << QSize( 2, 5); + QTest::newRow("best5") << QSize( 10, 15) << QSize( 7, 15); +} + +void tst_QIcon::actualSize2() +{ + QIcon icon; + const QString prefix = QLatin1String(SRCDIR) + QLatin1String("/"); + + icon.addPixmap(QPixmap(prefix + "image.png")); + icon.addPixmap(QPixmap(prefix + "rect.png")); + + QFETCH(QSize, argument); + QFETCH(QSize, result); + +#if QT_VERSION >= 0x040200 + QCOMPARE(icon.actualSize(argument), result); + QCOMPARE(icon.pixmap(argument).size(), result); +#endif +} + +void tst_QIcon::svgActualSize() +{ + const QString prefix = QLatin1String(SRCDIR) + QLatin1String("/"); + QIcon icon(prefix + "rect.svg"); + QCOMPARE(icon.actualSize(QSize(16, 16)), QSize(16, 2)); + QCOMPARE(icon.pixmap(QSize(16, 16)).size(), QSize(16, 2)); + + QPixmap p(16, 16); + p.fill(Qt::cyan); + icon.addPixmap(p); + + QCOMPARE(icon.actualSize(QSize(16, 16)), QSize(16, 16)); + QCOMPARE(icon.pixmap(QSize(16, 16)).size(), QSize(16, 16)); + + QCOMPARE(icon.actualSize(QSize(16, 14)), QSize(16, 2)); + QCOMPARE(icon.pixmap(QSize(16, 14)).size(), QSize(16, 2)); +} + +void tst_QIcon::isNull() { + // test default constructor + QIcon defaultConstructor; + QVERIFY(defaultConstructor.isNull()); + + // test copy constructor + QVERIFY(QIcon(defaultConstructor).isNull()); + + // test pixmap constructor + QPixmap nullPixmap; + QVERIFY(QIcon(nullPixmap).isNull()); + + // test string constructor with empty string + QIcon iconEmptyString = QIcon(QString()); + QVERIFY(iconEmptyString.isNull()); + QVERIFY(!iconEmptyString.actualSize(QSize(32, 32)).isValid());; + + // test string constructor with non-existing file + QIcon iconNoFile = QIcon("imagedoesnotexist"); + QVERIFY(!iconNoFile.isNull()); + QVERIFY(!iconNoFile.actualSize(QSize(32, 32)).isValid()); + + // test string constructor with non-existing file with suffix + QIcon iconNoFileSuffix = QIcon("imagedoesnotexist.png"); + QVERIFY(!iconNoFileSuffix.isNull()); + QVERIFY(!iconNoFileSuffix.actualSize(QSize(32, 32)).isValid()); + + const QString prefix = QLatin1String(SRCDIR) + QLatin1String("/"); + // test string constructor with existing file but unsupported format + QIcon iconUnsupportedFormat = QIcon(prefix + "image.tga"); + QVERIFY(!iconUnsupportedFormat.isNull()); + QVERIFY(!iconUnsupportedFormat.actualSize(QSize(32, 32)).isValid()); + + // test string constructor with existing file and supported format + QIcon iconSupportedFormat = QIcon(prefix + "image.png"); + QVERIFY(!iconSupportedFormat.isNull()); + QVERIFY(iconSupportedFormat.actualSize(QSize(32, 32)).isValid()); +} + +void tst_QIcon::bestMatch() +{ + QPixmap p1(1, 1); + QPixmap p2(2, 2); + QPixmap p3(3, 3); + QPixmap p4(4, 4); + QPixmap p5(5, 5); + QPixmap p6(6, 6); + QPixmap p7(7, 7); + QPixmap p8(8, 8); + + p1.fill(Qt::black); + p2.fill(Qt::black); + p3.fill(Qt::black); + p4.fill(Qt::black); + p5.fill(Qt::black); + p6.fill(Qt::black); + p7.fill(Qt::black); + p8.fill(Qt::black); + + for (int i = 0; i < 4; ++i) { + for (int j = 0; j < 2; ++j) { + QIcon::State state = (j == 0) ? QIcon::On : QIcon::Off; + QIcon::State oppositeState = (state == QIcon::On) ? QIcon::Off + : QIcon::On; + QIcon::Mode mode; + QIcon::Mode oppositeMode; + + QIcon icon; + + switch (i) { + case 0: + default: + mode = QIcon::Normal; + oppositeMode = QIcon::Active; + break; + case 1: + mode = QIcon::Active; + oppositeMode = QIcon::Normal; + break; + case 2: + mode = QIcon::Disabled; + oppositeMode = QIcon::Selected; + break; + case 3: + mode = QIcon::Selected; + oppositeMode = QIcon::Disabled; + } + + /* + The test mirrors the code in + QPixmapIconEngine::bestMatch(), to make sure that + nobody breaks QPixmapIconEngine by mistake. Before + you change this test or the code that it tests, + please talk to the maintainer if possible. + */ + if (mode == QIcon::Disabled || mode == QIcon::Selected) { + icon.addPixmap(p1, oppositeMode, oppositeState); + QVERIFY(icon.pixmap(100, mode, state).size() == p1.size()); + + icon.addPixmap(p2, oppositeMode, state); + QVERIFY(icon.pixmap(100, mode, state).size() == p2.size()); + + icon.addPixmap(p3, QIcon::Active, oppositeState); + QVERIFY(icon.pixmap(100, mode, state).size() == p3.size()); + + icon.addPixmap(p4, QIcon::Normal, oppositeState); + QVERIFY(icon.pixmap(100, mode, state).size() == p4.size()); + + icon.addPixmap(p5, mode, oppositeState); + QVERIFY(icon.pixmap(100, mode, state).size() == p5.size()); + + icon.addPixmap(p6, QIcon::Active, state); + QVERIFY(icon.pixmap(100, mode, state).size() == p6.size()); + + icon.addPixmap(p7, QIcon::Normal, state); + QVERIFY(icon.pixmap(100, mode, state).size() == p7.size()); + + icon.addPixmap(p8, mode, state); + QVERIFY(icon.pixmap(100, mode, state).size() == p8.size()); + } else { + icon.addPixmap(p1, QIcon::Selected, oppositeState); + QVERIFY(icon.pixmap(100, mode, state).size() == p1.size()); + + icon.addPixmap(p2, QIcon::Disabled, oppositeState); + QVERIFY(icon.pixmap(100, mode, state).size() == p2.size()); + + icon.addPixmap(p3, QIcon::Selected, state); + QVERIFY(icon.pixmap(100, mode, state).size() == p3.size()); + + icon.addPixmap(p4, QIcon::Disabled, state); + QVERIFY(icon.pixmap(100, mode, state).size() == p4.size()); + + icon.addPixmap(p5, oppositeMode, oppositeState); + QVERIFY(icon.pixmap(100, mode, state).size() == p5.size()); + + icon.addPixmap(p6, mode, oppositeState); + QVERIFY(icon.pixmap(100, mode, state).size() == p6.size()); + + icon.addPixmap(p7, oppositeMode, state); + QVERIFY(icon.pixmap(100, mode, state).size() == p7.size()); + + icon.addPixmap(p8, mode, state); + QVERIFY(icon.pixmap(100, mode, state).size() == p8.size()); + } + } + } +} + +void tst_QIcon::cacheKey() +{ + QIcon icon1("image.png"); + qint64 icon1_key = icon1.cacheKey(); + QIcon icon2 = icon1; + + QVERIFY(icon2.cacheKey() == icon1.cacheKey()); + icon2.detach(); + QVERIFY(icon2.cacheKey() != icon1.cacheKey()); + QVERIFY(icon1.cacheKey() == icon1_key); +} + +void tst_QIcon::detach() +{ + QImage img(32, 32, QImage::Format_ARGB32_Premultiplied); + img.fill(0xffff0000); + QIcon icon1(QPixmap::fromImage(img)); + QIcon icon2 = icon1; + icon2.addFile("image.png", QSize(64, 64)); + + QImage img1 = icon1.pixmap(64, 64).toImage(); + QImage img2 = icon2.pixmap(64, 64).toImage(); + QVERIFY(img1 != img2); + + img1 = icon1.pixmap(32, 32).toImage(); + img2 = icon2.pixmap(32, 32).toImage(); + QVERIFY(img1 == img2); +} + +void tst_QIcon::svg() +{ + QIcon icon1("heart.svg"); + + QVERIFY(!icon1.pixmap(32).isNull()); + QImage img1 = icon1.pixmap(32).toImage(); + QVERIFY(!icon1.pixmap(32, QIcon::Disabled).isNull()); + QImage img2 = icon1.pixmap(32, QIcon::Disabled).toImage(); + + icon1.addFile("trash.svg", QSize(), QIcon::Disabled); + QVERIFY(!icon1.pixmap(32, QIcon::Disabled).isNull()); + QImage img3 = icon1.pixmap(32, QIcon::Disabled).toImage(); + QVERIFY(img3 != img2); + QVERIFY(img3 != img1); + + QPixmap pm("image.png"); + icon1.addPixmap(pm, QIcon::Normal, QIcon::On); + QVERIFY(!icon1.pixmap(128, QIcon::Normal, QIcon::On).isNull()); + QImage img4 = icon1.pixmap(128, QIcon::Normal, QIcon::On).toImage(); + QVERIFY(img4 != img3); + QVERIFY(img4 != img2); + QVERIFY(img4 != img1); + + QIcon icon2; + icon2.addFile("heart.svg"); + QVERIFY(icon2.pixmap(57).toImage() == icon1.pixmap(57).toImage()); + + QIcon icon3("trash.svg"); + icon3.addFile("heart.svg"); + QVERIFY(icon3.pixmap(57).toImage() == icon1.pixmap(57).toImage()); + + QIcon icon4("heart.svg"); + icon4.addFile("image.png", QSize(), QIcon::Active); + QVERIFY(!icon4.pixmap(32).isNull()); + QVERIFY(!icon4.pixmap(32, QIcon::Active).isNull()); + QVERIFY(icon4.pixmap(32).toImage() == img1); + QIcon pmIcon(pm); + QVERIFY(icon4.pixmap(pm.size(), QIcon::Active).toImage() == pmIcon.pixmap(pm.size(), QIcon::Active).toImage()); + +#ifndef QT_NO_COMPRESS + QIcon icon5("heart.svgz"); + QVERIFY(!icon5.pixmap(32).isNull()); +#endif +} + +void tst_QIcon::addFile() +{ + QIcon icon; + icon.addFile(QLatin1String(":/trolltech/styles/commonstyle/images/standardbutton-open-16.png")); + icon.addFile(QLatin1String(":/trolltech/styles/commonstyle/images/standardbutton-open-32.png")); + icon.addFile(QLatin1String(":/trolltech/styles/commonstyle/images/standardbutton-open-128.png")); + icon.addFile(QLatin1String(":/trolltech/styles/commonstyle/images/standardbutton-save-16.png"), QSize(), QIcon::Selected); + icon.addFile(QLatin1String(":/trolltech/styles/commonstyle/images/standardbutton-save-32.png"), QSize(), QIcon::Selected); + icon.addFile(QLatin1String(":/trolltech/styles/commonstyle/images/standardbutton-save-128.png"), QSize(), QIcon::Selected); + +#ifndef Q_OS_WINCE + QVERIFY(icon.pixmap(16, QIcon::Normal).toImage() == + QPixmap(QLatin1String(":/trolltech/styles/commonstyle/images/standardbutton-open-16.png")).toImage()); + QVERIFY(icon.pixmap(32, QIcon::Normal).toImage() == + QPixmap(QLatin1String(":/trolltech/styles/commonstyle/images/standardbutton-open-32.png")).toImage()); + QVERIFY(icon.pixmap(128, QIcon::Normal).toImage() == + QPixmap(QLatin1String(":/trolltech/styles/commonstyle/images/standardbutton-open-128.png")).toImage()); + QVERIFY(icon.pixmap(16, QIcon::Selected).toImage() == + QPixmap(QLatin1String(":/trolltech/styles/commonstyle/images/standardbutton-save-16.png")).toImage()); + QVERIFY(icon.pixmap(32, QIcon::Selected).toImage() == + QPixmap(QLatin1String(":/trolltech/styles/commonstyle/images/standardbutton-save-32.png")).toImage()); + QVERIFY(icon.pixmap(128, QIcon::Selected).toImage() == + QPixmap(QLatin1String(":/trolltech/styles/commonstyle/images/standardbutton-save-128.png")).toImage()); +#else + // WinCE only includes the 16x16 images for size reasons + QVERIFY(icon.pixmap(16, QIcon::Normal).toImage() == + QPixmap(QLatin1String(":/trolltech/styles/commonstyle/images/standardbutton-open-16.png")).toImage()); + QVERIFY(icon.pixmap(16, QIcon::Selected).toImage() == + QPixmap(QLatin1String(":/trolltech/styles/commonstyle/images/standardbutton-save-16.png")).toImage()); +#endif +} + +static bool sizeLess(const QSize &a, const QSize &b) +{ + return a.width() < b.width(); +} + +void tst_QIcon::availableSizes() +{ + { + QIcon icon; + icon.addFile("image.png", QSize(32,32)); + icon.addFile("image.png", QSize(64,64)); + icon.addFile("image.png", QSize(128,128)); + icon.addFile("image.png", QSize(256,256), QIcon::Disabled); + icon.addFile("image.png", QSize(16,16), QIcon::Normal, QIcon::On); + + QList<QSize> availableSizes = icon.availableSizes(); + QCOMPARE(availableSizes.size(), 3); + qSort(availableSizes.begin(), availableSizes.end(), sizeLess); + QCOMPARE(availableSizes.at(0), QSize(32,32)); + QCOMPARE(availableSizes.at(1), QSize(64,64)); + QCOMPARE(availableSizes.at(2), QSize(128,128)); + + availableSizes = icon.availableSizes(QIcon::Disabled); + QCOMPARE(availableSizes.size(), 1); + QCOMPARE(availableSizes.at(0), QSize(256,256)); + + availableSizes = icon.availableSizes(QIcon::Normal, QIcon::On); + QCOMPARE(availableSizes.size(), 1); + QCOMPARE(availableSizes.at(0), QSize(16,16)); + } + + { + // checks that there are no availableSizes for scalable images. + QIcon icon("heart.svg"); + QList<QSize> availableSizes = icon.availableSizes(); + QVERIFY(availableSizes.isEmpty()); + } + + { + // even if an a scalable image contain added pixmaps, + // availableSizes still should be empty. + QIcon icon("heart.svg"); + icon.addFile("image.png", QSize(32,32)); + QList<QSize> availableSizes = icon.availableSizes(); + QVERIFY(availableSizes.isEmpty()); + } + + { + // we try to load an icon from resources + QIcon icon(QLatin1String(":/trolltech/styles/commonstyle/images/standardbutton-open-16.png")); + QList<QSize> availableSizes = icon.availableSizes(); + QCOMPARE(availableSizes.size(), 1); + QCOMPARE(availableSizes.at(0), QSize(16, 16)); + } + + { + // load an icon from binary data. + QPixmap pix; + QFile file(QLatin1String(":/trolltech/styles/commonstyle/images/standardbutton-open-16.png")); + QVERIFY(file.open(QIODevice::ReadOnly)); + uchar *data = file.map(0, file.size()); + QVERIFY(data != 0); + pix.loadFromData(data, file.size()); + QIcon icon(pix); + + QList<QSize> availableSizes = icon.availableSizes(); + QCOMPARE(availableSizes.size(), 1); + QCOMPARE(availableSizes.at(0), QSize(16,16)); + } + + { + // there shouldn't be available sizes for invalid images! + QVERIFY(QIcon(QLatin1String("")).availableSizes().isEmpty()); + QVERIFY(QIcon(QLatin1String("non-existing.png")).availableSizes().isEmpty()); + } +} + +static inline bool operator<(const QSize &lhs, const QSize &rhs) +{ + if (lhs.width() < rhs.width()) + return true; + else if (lhs.width() == lhs.width()) + return lhs.height() < lhs.height(); + return false; +} + +void tst_QIcon::task184901_badCache() +{ + QPixmap pm("image.png"); + QIcon icon(pm); + + //the disabled icon must have an effect (grayed) + QVERIFY(icon.pixmap(32, QIcon::Normal).toImage() != icon.pixmap(32, QIcon::Disabled).toImage()); + + icon.addPixmap(pm, QIcon::Disabled); + //the disabled icon must now be the same as the normal one. + QVERIFY( icon.pixmap(32, QIcon::Normal).toImage() == icon.pixmap(32, QIcon::Disabled).toImage() ); +} + +void tst_QIcon::task223279_inconsistentAddFile() +{ + QIcon icon1; + icon1.addFile(QLatin1String(":/trolltech/styles/commonstyle/images/standardbutton-open-16.png")); + icon1.addFile(QLatin1String("IconThatDoesntExist"), QSize(32, 32)); + QPixmap pm1 = icon1.pixmap(32, 32); + + QIcon icon2; + icon2.addFile(QLatin1String(":/trolltech/styles/commonstyle/images/standardbutton-open-16.png")); + icon2.addFile(QLatin1String("IconThatDoesntExist")); + QPixmap pm2 = icon1.pixmap(32, 32); + + QCOMPARE(pm1.isNull(), false); + QCOMPARE(pm1.size(), QSize(16,16)); + QCOMPARE(pm1.isNull(), pm2.isNull()); + QCOMPARE(pm1.size(), pm2.size()); +} + + +// During detach, v2 engines are cloned, while v1 engines are only +// passed on, so v1 engines need to be referenced counted. This test +// verifies that the engine is destroyed once and only once. + +class IconEngine : public QIconEngine +{ +public: + ~IconEngine() { destructorCalled++; } + virtual void paint(QPainter *, const QRect &, QIcon::Mode, QIcon::State) { } + static int destructorCalled; +}; +int IconEngine::destructorCalled = 0; + +void tst_QIcon::task239461_custom_iconengine_crash() +{ + QIconEngine *engine = new IconEngine(); + { + QIcon icon(engine); + QIcon icon2 = icon; + + QPixmap pixmap(32, 32); + icon.addPixmap(pixmap); + } + QCOMPARE(IconEngine::destructorCalled, 1); +} + + +QTEST_MAIN(tst_QIcon) +#include "tst_qicon.moc" |