File indexing completed on 2024-04-21 14:59:21

 /*
     SPDX-FileCopyrightText: 2020 Kai Uwe Broulik <kde@broulik.de>
 
     SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
 */
 
 #include <QImage>
 #include <QImageReader>
 #include <QTest>
 
 static bool imgEquals(const QImage &im1, const QImage &im2)
 {
     const int height = im1.height();
     const int width = im1.width();
     for (int i = 0; i < height; ++i) {
         const auto *line1 = reinterpret_cast<const quint8 *>(im1.scanLine(i));
         const auto *line2 = reinterpret_cast<const quint8 *>(im2.scanLine(i));
         for (int j = 0; j < width; ++j) {
             if (line1[j] - line2[j] != 0) {
                 return false;
             }
         }
     }
     return true;
 }
 
 class AniTests : public QObject
 {
     Q_OBJECT
 
 private Q_SLOTS:
     void initTestCase()
     {
         QCoreApplication::addLibraryPath(QStringLiteral(PLUGIN_DIR));
     }
 
     void testReadMetadata()
     {
         QImageReader reader(QFINDTESTDATA("ani/test.ani"));
 
         QVERIFY(reader.canRead());
 
         QCOMPARE(reader.imageCount(), 4);
 
         QCOMPARE(reader.size(), QSize(32, 32));
 
         QCOMPARE(reader.text(QStringLiteral("Title")), QStringLiteral("ANI Test"));
         QCOMPARE(reader.text(QStringLiteral("Author")), QStringLiteral("KDE Community"));
     }
 
     void textRead()
     {
         QImageReader reader(QFINDTESTDATA("ani/test.ani"));
         QVERIFY(reader.canRead());
         QCOMPARE(reader.currentImageNumber(), 0);
 
         QImage aniFrame;
         QVERIFY(reader.read(&aniFrame));
 
         QImage img1(QFINDTESTDATA("ani/test_1.png"));
         img1.convertTo(aniFrame.format());
 
         QVERIFY(imgEquals(aniFrame, img1));
 
         QCOMPARE(reader.nextImageDelay(), 166); // 10 "jiffies"
 
         QVERIFY(reader.canRead());
         // that read() above should have advanced us to the next frame
         QCOMPARE(reader.currentImageNumber(), 1);
 
         QVERIFY(reader.read(&aniFrame));
         QImage img2(QFINDTESTDATA("ani/test_2.png"));
         img2.convertTo(aniFrame.format());
 
         QVERIFY(imgEquals(aniFrame, img2));
 
         // The "middle" frame has a longer delay than the others
         QCOMPARE(reader.nextImageDelay(), 333); // 20 "jiffies"
 
         QVERIFY(reader.canRead());
         QCOMPARE(reader.currentImageNumber(), 2);
 
         QVERIFY(reader.read(&aniFrame));
         QImage img3(QFINDTESTDATA("ani/test_3.png"));
         img3.convertTo(aniFrame.format());
 
         QVERIFY(imgEquals(aniFrame, img3));
 
         QCOMPARE(reader.nextImageDelay(), 166);
 
         QVERIFY(reader.canRead());
         QCOMPARE(reader.currentImageNumber(), 3);
 
         QVERIFY(reader.read(&aniFrame));
         // custom sequence in the ANI file should get us back to img2
         QVERIFY(imgEquals(aniFrame, img2));
 
         QCOMPARE(reader.nextImageDelay(), 166);
 
         // We should have reached the end now
         QVERIFY(!reader.canRead());
         QVERIFY(!reader.read(&aniFrame));
 
         // Jump back to the start
         QVERIFY(reader.jumpToImage(0));
 
         QVERIFY(reader.canRead());
         QCOMPARE(reader.currentImageNumber(), 0);
 
         QCOMPARE(reader.nextImageDelay(), 166);
 
         QVERIFY(reader.read(&aniFrame));
         QVERIFY(imgEquals(aniFrame, img1));
     }
 };
 
 QTEST_MAIN(AniTests)
 
 #include "anitest.moc"