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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QtTest/QtTest>
#include <QtGui>
#include <QtCore>
class tst_QIcoImageFormat : public QObject
{
Q_OBJECT
private slots:
void initTestCase();
void format();
void canRead_data();
void canRead();
void SequentialFile_data();
void SequentialFile();
void imageCount_data();
void imageCount();
void jumpToNextImage_data();
void jumpToNextImage();
void loopCount_data();
void loopCount();
void nextImageDelay_data();
void nextImageDelay();
void pngCompression_data();
void pngCompression();
void write_data();
void write();
private:
QString m_IconPath;
};
void tst_QIcoImageFormat::initTestCase()
{
m_IconPath = QFINDTESTDATA("icons");
if (m_IconPath.isEmpty())
QFAIL("Cannot find icons directory containing testdata!");
}
void tst_QIcoImageFormat::format()
{
{
QImageReader reader(m_IconPath + "/valid/35FLOPPY.ICO", "ico");
QByteArray fmt = reader.format();
QCOMPARE(const_cast<const char*>(fmt.data()), "ico" );
}
{
QImageReader reader(m_IconPath + "/valid/yellow.cur", "ico");
QByteArray fmt = reader.format();
QCOMPARE(const_cast<const char*>(fmt.data()), "ico" );
}
}
void tst_QIcoImageFormat::canRead_data()
{
QTest::addColumn<QString>("fileName");
QTest::addColumn<int>("isValid");
QTest::newRow("floppy (16px,32px - 16 colors)") << "valid/35FLOPPY.ICO" << 1;
QTest::newRow("16px,32px,48px - 256,16M colors") << "valid/abcardWindow.ico" << 1;
QTest::newRow("16px - 16 colors") << "valid/App.ico" << 1;
QTest::newRow("16px,32px,48px - 16,256,16M colors") << "valid/Obj_N2_Internal_Mem.ico" << 1;
QTest::newRow("16px - 16,256,16M colors") << "valid/Status_Play.ico" << 1;
QTest::newRow("16px,32px - 16 colors") << "valid/TIMER01.ICO" << 1;
QTest::newRow("16px16c, 32px32c, 32px256c 1") << "valid/WORLD.ico" << 1;
QTest::newRow("16px16c, 32px32c, 32px256c 2") << "valid/WORLDH.ico" << 1;
QTest::newRow("invalid floppy (first 8 bytes = 0xff)") << "invalid/35floppy.ico" << 0;
QTest::newRow("103x16px, 24BPP") << "valid/trolltechlogo_tiny.ico" << 1;
QTest::newRow("includes 32BPP w/alpha") << "valid/semitransparent.ico" << 1;
QTest::newRow("PNG compression") << "valid/Qt.ico" << 1;
QTest::newRow("CUR file") << "valid/yellow.cur" << 1;
}
void tst_QIcoImageFormat::canRead()
{
QFETCH(QString, fileName);
QFETCH(int, isValid);
QImageReader reader(m_IconPath + QLatin1Char('/') + fileName);
QCOMPARE(reader.canRead(), (isValid == 0 ? false : true));
}
class QSequentialFile : public QFile
{
public:
QSequentialFile(const QString &name) : QFile(name) {}
virtual ~QSequentialFile() {}
virtual bool isSequential() const {
return true;
}
};
void tst_QIcoImageFormat::SequentialFile_data()
{
QTest::addColumn<QString>("fileName");
QTest::addColumn<int>("isValid");
QTest::newRow("floppy (16,32 pixels - 16 colors)") << "valid/35FLOPPY.ICO" << 1;
QTest::newRow("invalid floppy (first 8 bytes = 0xff)") << "invalid/35floppy.ico" << 0;
}
void tst_QIcoImageFormat::SequentialFile()
{
QFETCH(QString, fileName);
QFETCH(int, isValid);
QSequentialFile *file = new QSequentialFile(m_IconPath + QLatin1Char('/') + fileName);
QVERIFY(file);
QVERIFY(file->open(QFile::ReadOnly));
QImageReader reader(file);
// Perform the check twice. If canRead() does not restore the sequential device back to its original state,
// it will fail on the second try.
QCOMPARE(reader.canRead(), (isValid == 0 ? false : true));
QCOMPARE(reader.canRead(), (isValid == 0 ? false : true));
file->close();
}
void tst_QIcoImageFormat::imageCount_data()
{
QTest::addColumn<QString>("fileName");
QTest::addColumn<int>("count");
QTest::newRow("floppy (16px,32px - 16 colors)") << "valid/35FLOPPY.ICO" << 2;
QTest::newRow("16px,32px,48px - 256,16M colors") << "valid/abcardWindow.ico" << 6;
QTest::newRow("16px - 16 colors") << "valid/App.ico" << 1;
QTest::newRow("16px,32px,48px - 16,256,16M colors") << "valid/Obj_N2_Internal_Mem.ico" << 9;
QTest::newRow("16px - 16,256,16M colors") << "valid/Status_Play.ico" << 3;
QTest::newRow("16px,32px - 16 colors") << "valid/TIMER01.ICO" << 2;
QTest::newRow("16px16c, 32px32c, 32px256c 1") << "valid/WORLD.ico" << 3;
QTest::newRow("16px16c, 32px32c, 32px256c 2") << "valid/WORLDH.ico" << 3;
QTest::newRow("invalid floppy (first 8 bytes = 0xff)") << "invalid/35floppy.ico" << 0;
QTest::newRow("includes 32BPP w/alpha") << "valid/semitransparent.ico" << 9;
QTest::newRow("PNG compression") << "valid/Qt.ico" << 4;
QTest::newRow("CUR file") << "valid/yellow.cur" << 1;
}
void tst_QIcoImageFormat::imageCount()
{
QFETCH(QString, fileName);
QFETCH(int, count);
QImageReader reader(m_IconPath + QLatin1Char('/') + fileName);
QCOMPARE(reader.imageCount(), count);
}
void tst_QIcoImageFormat::jumpToNextImage_data()
{
QTest::addColumn<QString>("fileName");
QTest::addColumn<int>("count");
QTest::newRow("floppy (16px,32px - 16 colors)") << "valid/35FLOPPY.ICO" << 2;
QTest::newRow("16px,32px,48px - 256,16M colors") << "valid/abcardWindow.ico" << 6;
QTest::newRow("16px - 16 colors") << "valid/App.ico" << 1;
QTest::newRow("16px,32px,48px - 16,256,16M colors") << "valid/Obj_N2_Internal_Mem.ico" << 9;
QTest::newRow("16px - 16,256,16M colors") << "valid/Status_Play.ico" << 3;
QTest::newRow("16px,32px - 16 colors") << "valid/TIMER01.ICO" << 2;
QTest::newRow("16px16c, 32px32c, 32px256c 1") << "valid/WORLD.ico" << 3;
QTest::newRow("16px16c, 32px32c, 32px256c 2") << "valid/WORLDH.ico" << 3;
QTest::newRow("includes 32BPP w/alpha") << "valid/semitransparent.ico" << 9;
QTest::newRow("PNG compression") << "valid/Qt.ico" << 4;
QTest::newRow("CUR file") << "valid/yellow.cur" << 1;
}
void tst_QIcoImageFormat::jumpToNextImage()
{
QFETCH(QString, fileName);
QFETCH(int, count);
QImageReader reader(m_IconPath + QLatin1Char('/') + fileName);
bool bJumped = reader.jumpToImage(0);
while (bJumped) {
count--;
bJumped = reader.jumpToNextImage();
}
QCOMPARE(count, 0);
}
void tst_QIcoImageFormat::loopCount_data()
{
QTest::addColumn<QString>("fileName");
QTest::addColumn<int>("count");
QTest::newRow("floppy (16px,32px - 16 colors)") << "valid/35FLOPPY.ICO" << 0;
QTest::newRow("invalid floppy (first 8 bytes = 0xff)") << "invalid/35floppy.ico" << 0;
}
void tst_QIcoImageFormat::loopCount()
{
QFETCH(QString, fileName);
QFETCH(int, count);
QImageReader reader(m_IconPath + QLatin1Char('/') + fileName);
QCOMPARE(reader.loopCount(), count);
}
void tst_QIcoImageFormat::nextImageDelay_data()
{
QTest::addColumn<QString>("fileName");
QTest::addColumn<int>("count");
QTest::newRow("floppy (16px,32px - 16 colors)") << "valid/35FLOPPY.ICO" << 2;
QTest::newRow("16px,32px,48px - 256,16M colors") << "valid/abcardWindow.ico" << 6;
QTest::newRow("16px - 16 colors") << "valid/App.ico" << 1;
QTest::newRow("16px,32px,48px - 16,256,16M colors") << "valid/Obj_N2_Internal_Mem.ico" << 9;
QTest::newRow("16px - 16,256,16M colors") << "valid/Status_Play.ico" << 3;
QTest::newRow("16px,32px - 16 colors") << "valid/TIMER01.ICO" << 2;
QTest::newRow("16px16c, 32px32c, 32px256c 1") << "valid/WORLD.ico" << 3;
QTest::newRow("16px16c, 32px32c, 32px256c 2") << "valid/WORLDH.ico" << 3;
QTest::newRow("invalid floppy (first 8 bytes = 0xff)") << "invalid/35floppy.ico" << -1;
QTest::newRow("includes 32BPP w/alpha") << "valid/semitransparent.ico" << 9;
QTest::newRow("PNG compression") << "valid/Qt.ico" << 4;
QTest::newRow("CUR file") << "valid/yellow.cur" << 1;
}
void tst_QIcoImageFormat::nextImageDelay()
{
QFETCH(QString, fileName);
QFETCH(int, count);
QImageReader reader(m_IconPath + QLatin1Char('/') + fileName);
if (count == -1) {
QCOMPARE(reader.nextImageDelay(), 0);
} else {
int i;
for (i = 0; i < count; i++) {
QVERIFY(reader.jumpToImage(i));
QCOMPARE(reader.nextImageDelay(), 0);
}
}
}
void tst_QIcoImageFormat::pngCompression_data()
{
QTest::addColumn<QString>("fileName");
QTest::addColumn<int>("index");
QTest::addColumn<int>("width");
QTest::addColumn<int>("height");
QTest::newRow("PNG compression") << "valid/Qt.ico" << 4 << 256 << 256;
}
void tst_QIcoImageFormat::pngCompression()
{
QFETCH(QString, fileName);
QFETCH(int, index);
QFETCH(int, width);
QFETCH(int, height);
QImageReader reader(m_IconPath + QLatin1Char('/') + fileName);
QImage image;
reader.jumpToImage(index);
QSize size = reader.size();
QCOMPARE(size.width(), width);
QCOMPARE(size.height(), height);
reader.read(&image);
QCOMPARE(image.width(), width);
QCOMPARE(image.height(), height);
}
void tst_QIcoImageFormat::write_data()
{
QTest::addColumn<QSize>("inSize");
QTest::addColumn<QSize>("outSize");
QTest::newRow("64x64") << QSize(64, 64) << QSize(64, 64);
QTest::newRow("128x200") << QSize(128, 200) << QSize(128, 200);
QTest::newRow("256x256") << QSize(256, 256) << QSize(256, 256);
QTest::newRow("400x400") << QSize(400, 400) << QSize(256, 256);
}
void tst_QIcoImageFormat::write()
{
QFETCH(QSize, inSize);
QFETCH(QSize, outSize);
QImage inImg;
{
QImageReader reader(m_IconPath + "/valid/Qt.ico");
reader.jumpToImage(4);
reader.setScaledSize(inSize);
inImg = reader.read();
QVERIFY(!inImg.isNull());
QCOMPARE(inImg.size(), inSize);
}
QBuffer buf;
{
buf.open(QIODevice::WriteOnly);
QImageWriter writer(&buf, "ico");
QVERIFY(writer.write(inImg));
buf.close();
}
{
buf.open(QIODevice::ReadOnly);
QImageReader reader(&buf);
QVERIFY(reader.canRead());
QCOMPARE(reader.format(), QByteArray("ico"));
QImage outImg = reader.read();
QVERIFY(!outImg.isNull());
QCOMPARE(outImg.size(), outSize);
buf.close();
}
}
QTEST_MAIN(tst_QIcoImageFormat)
#include "tst_qicoimageformat.moc"
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