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// Copyright (C) 2022 The Qt Company Ltd.
// Copyright (C) 2016 Alex Char.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include <QtTest/QtTest>
#include <QtGui/QtGui>
class tst_qicns: public QObject
{
Q_OBJECT
private slots:
void initTestCase();
void readIcons_data();
void readIcons();
void writeIcons_data();
void writeIcons();
void ossFuzz_data();
void ossFuzz();
};
void tst_qicns::initTestCase()
{
if (!QImageReader::supportedImageFormats().contains("icns"))
QSKIP("The image format handler is not installed.");
}
void tst_qicns::readIcons_data()
{
QTest::addColumn<QString>("fileName");
QTest::addColumn<QSize>("size");
QTest::addColumn<int>("imageCount");
QTest::addColumn<QByteArray>("format");
QTest::newRow("1") << QStringLiteral("test-png") << QSize(128, 128) << 7 << QByteArrayLiteral("png");
QTest::newRow("2") << QStringLiteral("test-jp2") << QSize(128, 128) << 7 << QByteArrayLiteral("jp2");
QTest::newRow("3") << QStringLiteral("test-32bit") << QSize(128, 128) << 4 << QByteArray();
QTest::newRow("4") << QStringLiteral("test-legacy") << QSize(48, 48) << 12 << QByteArray();
QTest::newRow("5") << QStringLiteral("test-variants") << QSize(128, 128) << 5 << QByteArrayLiteral("png");
}
void tst_qicns::readIcons()
{
QFETCH(QString, fileName);
QFETCH(QSize, size);
QFETCH(int, imageCount);
QFETCH(QByteArray, format);
if (!format.isEmpty() && !QImageReader::supportedImageFormats().contains(format))
QSKIP("This test requires another image format plugin");
const QString path = QStringLiteral(":/icns/") + fileName + QStringLiteral(".icns");
QImageReader reader(path);
QVERIFY(reader.canRead());
QCOMPARE(reader.imageCount(), imageCount);
for (int i = 0; i < reader.imageCount(); ++i) {
QVERIFY2(reader.jumpToImage(i), qPrintable(reader.errorString()));
QImage image = reader.read();
if (i == 0)
QCOMPARE(image.size(), size);
QVERIFY2(!image.isNull(), qPrintable(reader.errorString()));
}
}
void tst_qicns::writeIcons_data()
{
QTest::addColumn<QString>("fileName");
QTest::addColumn<QSize>("size");
QTest::newRow("1") << QStringLiteral("test-write-16") << QSize(16, 16);
QTest::newRow("2") << QStringLiteral("test-write-32") << QSize(32, 32);
QTest::newRow("3") << QStringLiteral("test-write-64") << QSize(64, 64);
QTest::newRow("4") << QStringLiteral("test-write-128") << QSize(128, 128);
QTest::newRow("5") << QStringLiteral("test-write-512") << QSize(512, 512);
QTest::newRow("6") << QStringLiteral("test-write-1024") << QSize(1024, 1024);
}
void tst_qicns::writeIcons()
{
#ifdef Q_OS_INTEGRITY
QSKIP("Unable to create temp dir on INTEGRITY device.");
#endif
QTemporaryDir temp(QDir::tempPath() + QStringLiteral("/tst_qincs"));
QVERIFY2(temp.isValid(), "Unable to create temp dir.");
QFETCH(QString, fileName);
QFETCH(QSize, size);
const QString distPath = QStringLiteral("%1/%2.icns").arg(temp.path()).arg(fileName);
const QString sourcePath = QStringLiteral(":/icns/%1.png").arg(fileName);
QImage image(sourcePath);
QVERIFY(!image.isNull());
QVERIFY(image.size() == size);
QImageWriter writer(distPath, QByteArrayLiteral("icns"));
QVERIFY2(writer.canWrite(), qPrintable(writer.errorString()));
QVERIFY2(writer.write(image), qPrintable(writer.errorString()));
QVERIFY(image == QImage(distPath));
}
void tst_qicns::ossFuzz_data()
{
QTest::addColumn<QByteArray>("data");
QTest::addColumn<QByteArrayList>("ignoredMessages");
QTest::newRow("47415") << QByteArray::fromRawData("icns\0\0\0\0", 8)
<< QByteArrayList({"QICNSHandler::scanDevice(): Failed, bad header at "
"pos 8. OSType \"icns\", length 0",
"QICNSHandler::read(): The device wasn't parsed "
"properly!"});
}
void tst_qicns::ossFuzz()
{
QFETCH(QByteArray, data);
QFETCH(QByteArrayList, ignoredMessages);
for (auto msg: ignoredMessages)
QTest::ignoreMessage(QtWarningMsg, msg.data());
QImage().loadFromData(data);
}
QTEST_MAIN(tst_qicns)
#include "tst_qicns.moc"
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