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0001 // SPDX-FileCopyrightText: 2023 Joshua Goins <josh@redstrate.com> 0002 // SPDX-License-Identifier: GPL-3.0-or-later 0003 0004 #include <QtTest/QtTest> 0005 0006 #include "utils/blurhash.hpp" 0007 #include "utils/blurhashimageprovider.h" 0008 0009 class BlurHashTest : public QObject 0010 { 0011 Q_OBJECT 0012 0013 QImage goodBlurHashImage; 0014 QImage specialBlurHashImage; 0015 BlurhashImageProvider *imageProvider = nullptr; 0016 0017 private Q_SLOTS: 0018 void initTestCase() 0019 { 0020 goodBlurHashImage = QImage(QLatin1String(DATA_DIR) + QLatin1String("/blurhash.png")); 0021 specialBlurHashImage = QImage(QLatin1String(DATA_DIR) + QLatin1String("/blurhash2.png")); 0022 imageProvider = new BlurhashImageProvider(); 0023 } 0024 0025 void testImageProviderEncoding() 0026 { 0027 const QString blurHashEncoded = QStringLiteral( 0028 "%7CKO2%3FU%252Tw%3DwR6cErDEhOD%5D%7ERBVZRip0W9ofwxM_%7D;RPxuwH%253s89%5Dt8%24%25tLOtxZ%25gixtQt8IUS%23I.ENa0NZIVt6xFM%7BM%7B%251j%5EM_bcRPX9nht7n%" 0029 "2Bj%5BrrW;ni%25Mt7V%40W;t7t8%251bbxat7WBIUR%2ARjRjRjxuRjs.MxbbV%40WY"); 0030 0031 auto response = dynamic_cast<AsyncImageResponse *>(imageProvider->requestImageResponse(blurHashEncoded, QSize(25, 25))); 0032 QSignalSpy spy(response, &QQuickImageResponse::finished); 0033 spy.wait(); 0034 0035 QCOMPARE(response->m_image.size(), QSize(25, 25)); 0036 QCOMPARE(response->m_image, goodBlurHashImage); 0037 } 0038 0039 void testImageProviderSpecialEncoding() 0040 { 0041 const QString blurHashEncoded = QStringLiteral("URI#cIR+L1%14eoJtAWYXMt5IAob4oRQfiRR"); 0042 0043 auto response = dynamic_cast<AsyncImageResponse *>(imageProvider->requestImageResponse(blurHashEncoded, QSize(25, 25))); 0044 QSignalSpy spy(response, &QQuickImageResponse::finished); 0045 spy.wait(); 0046 0047 QCOMPARE(response->m_image.size(), QSize(25, 25)); 0048 QCOMPARE(response->m_image, specialBlurHashImage); 0049 } 0050 0051 void testBlurHashAlgo() 0052 { 0053 const QByteArray blurHash = QByteArrayLiteral( 0054 "|KO2?U%2Tw=wR6cErDEhOD]~RBVZRip0W9ofwxM_};RPxuwH%3s89]t8$%tLOtxZ%gixtQt8IUS#I.ENa0NZIVt6xFM{M{%1j^M_bcRPX9nht7n+j[rrW;ni%Mt7V@W;t7t8%1bbxat7WBIUR*" 0055 "RjRjRjxuRjs.MxbbV@WY"); 0056 0057 auto data = blurhash::decode(blurHash.constData(), 25, 25); 0058 QImage image(data.image.data(), 25, 25, 25 * 3, QImage::Format_RGB888); 0059 image.convertTo(QImage::Format_RGB32); 0060 0061 QCOMPARE(image, goodBlurHashImage); 0062 } 0063 }; 0064 0065 QTEST_MAIN(BlurHashTest) 0066 #include "blurhashtest.moc"