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101 lines
3.9 KiB
101 lines
3.9 KiB
/*************************************************************************** |
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* Copyright (C) 2013 by Fabio D'Urso <fabiodurso@hotmail.it> * |
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* * |
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* This program is free software; you can redistribute it and/or modify * |
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* it under the terms of the GNU General Public License as published by * |
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* the Free Software Foundation; either version 2 of the License, or * |
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* (at your option) any later version. * |
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***************************************************************************/ |
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#include <qtest_kde.h> |
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#include "../generator_kimgio.h" |
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#include "../../settings_core.h" |
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#include <core/observer.h> |
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#include <core/page.h> |
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#include <ui/pagepainter.h> |
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#include <KTempDir> |
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#include <QImage> |
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#include <QPainter> |
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#include <QTemporaryFile> |
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class KIMGIOTest |
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: public QObject |
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{ |
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Q_OBJECT |
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private slots: |
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void testExifOrientation_data(); |
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void testExifOrientation(); |
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}; |
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// The following images have different Exif orientation tags, but they all |
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// are a 3x2 rectangle whose top-left pixel is black, and whose other pixels are |
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// white. Note that, due to JPEG lossy compression, some pixels are not pure |
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// white. In testExifOrientation, we only check the top-left and bottom-right |
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// corners. |
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void KIMGIOTest::testExifOrientation_data() |
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{ |
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QTest::addColumn<QString>( "imgPath" ); |
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// No Exif metadata at all |
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QTest::newRow( "No Exif metadata" ) << KDESRCDIR "tests/data/testExifOrientation-noexif.jpg"; |
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// No Exif orientation information |
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QTest::newRow( "Unspecified" ) << KDESRCDIR "tests/data/testExifOrientation-unspecified.jpg"; |
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// Valid Orientation values |
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QTest::newRow( "Horizontal (normal)" ) << KDESRCDIR "tests/data/testExifOrientation-0.jpg"; |
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QTest::newRow( "Mirror horizontal" ) << KDESRCDIR "tests/data/testExifOrientation-0mirror.jpg"; |
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QTest::newRow( "Rotate 90 CW" ) << KDESRCDIR "tests/data/testExifOrientation-90.jpg"; |
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QTest::newRow( "Mirror horizontal and rotate 90 CW" ) << KDESRCDIR "tests/data/testExifOrientation-90mirror.jpg"; |
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QTest::newRow( "Rotate 180" ) << KDESRCDIR "tests/data/testExifOrientation-180.jpg"; |
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QTest::newRow( "Mirror vertical" ) << KDESRCDIR "tests/data/testExifOrientation-180mirror.jpg"; |
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QTest::newRow( "Rotate 270 CW" ) << KDESRCDIR "tests/data/testExifOrientation-270.jpg"; |
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QTest::newRow( "Mirror horizontal and rotate 270 CW" ) << KDESRCDIR "tests/data/testExifOrientation-270mirror.jpg"; |
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} |
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void KIMGIOTest::testExifOrientation() |
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{ |
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QFETCH( QString, imgPath ); |
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Okular::SettingsCore::instance( "kimgiotest" ); |
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Okular::Document *m_document = new Okular::Document( 0 ); |
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const KMimeType::Ptr mime = KMimeType::findByPath( imgPath ); |
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Okular::DocumentObserver *dummyDocumentObserver = new Okular::DocumentObserver(); |
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m_document->addObserver( dummyDocumentObserver ); |
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// Load image |
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m_document->openDocument( imgPath, KUrl(), mime ); |
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m_document->setRotation( 0 ); // Test the default rotation |
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QCOMPARE( m_document->pages(), 1u ); |
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// Check size |
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QCOMPARE( m_document->page(0)->width(), double(3) ); |
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QCOMPARE( m_document->page(0)->height(), double(2) ); |
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// Generate pixmap |
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Okular::PixmapRequest *req = new Okular::PixmapRequest( dummyDocumentObserver, 0, 3, 2, |
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1, Okular::PixmapRequest::NoFeature ); |
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m_document->requestPixmaps( QLinkedList<Okular::PixmapRequest*>() << req ); |
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QVERIFY( m_document->page(0)->hasPixmap( dummyDocumentObserver, 3, 2 ) ); |
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// Obtain image |
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QImage img( 3, 2, QImage::Format_ARGB32_Premultiplied ); |
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QPainter p( &img ); |
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PagePainter::paintPageOnPainter( &p, m_document->page(0), dummyDocumentObserver, 0, 3, 2, QRect(0, 0, 3, 2) ); |
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// Verify pixel data |
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QCOMPARE( img.pixel(0, 0), qRgb(0, 0, 0) ); |
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QCOMPARE( img.pixel(2, 1), qRgb(255, 255, 255) ); |
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m_document->removeObserver( dummyDocumentObserver ); |
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delete dummyDocumentObserver; |
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delete m_document; |
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} |
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QTEST_KDEMAIN( KIMGIOTest, GUI ) |
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#include "kimgiotest.moc"
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