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Diffstat (limited to 'tests/auto/pdf/qpdfpagerenderer/tst_qpdfpagerenderer.cpp')
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diff --git a/tests/auto/pdf/qpdfpagerenderer/tst_qpdfpagerenderer.cpp b/tests/auto/pdf/qpdfpagerenderer/tst_qpdfpagerenderer.cpp new file mode 100644 index 000000000..8eaef7c6e --- /dev/null +++ b/tests/auto/pdf/qpdfpagerenderer/tst_qpdfpagerenderer.cpp @@ -0,0 +1,184 @@ +/**************************************************************************** +** +** Copyright (C) 2017 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author Tobias König <tobias.koenig@kdab.com> +** Contact: http://www.qt.io/licensing/ +** +** This file is part of the QtPDF module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL3$ +** 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 http://www.qt.io/terms-conditions. For further +** information use the contact form at http://www.qt.io/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPLv3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or later as published by the Free +** Software Foundation and appearing in the file LICENSE.GPL included in +** the packaging of this file. Please review the following information to +** ensure the GNU General Public License version 2.0 requirements will be +** met: http://www.gnu.org/licenses/gpl-2.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QPdfDocument> +#include <QPdfPageRenderer> + +#include <QtTest/QtTest> + +class tst_QPdfPageRenderer: public QObject +{ + Q_OBJECT + +private slots: + void defaultValues(); + void withNoDocument(); + void withEmptyDocument(); + void withLoadedDocumentSingleThreaded(); + void withLoadedDocumentMultiThreaded(); + void switchingRenderMode(); +}; + +void tst_QPdfPageRenderer::defaultValues() +{ + QPdfPageRenderer pageRenderer; + + QCOMPARE(pageRenderer.document(), nullptr); + QCOMPARE(pageRenderer.renderMode(), QPdfPageRenderer::SingleThreadedRenderMode); +} + +void tst_QPdfPageRenderer::withNoDocument() +{ + QPdfPageRenderer pageRenderer; + + const QSize imageSize(100, 100); + const quint64 requestId = pageRenderer.requestPage(0, imageSize); + + QCOMPARE(requestId, quint64(0)); +} + +void tst_QPdfPageRenderer::withEmptyDocument() +{ + QPdfDocument document; + QPdfPageRenderer pageRenderer; + + pageRenderer.setDocument(&document); + + const QSize imageSize(100, 100); + const quint64 requestId = pageRenderer.requestPage(0, imageSize); + + QCOMPARE(requestId, quint64(0)); +} + +void tst_QPdfPageRenderer::withLoadedDocumentSingleThreaded() +{ + QPdfDocument document; + QPdfPageRenderer pageRenderer; + pageRenderer.setDocument(&document); + + QCOMPARE(document.load(QFINDTESTDATA("pdf-sample.pagerenderer.pdf")), QPdfDocument::NoError); + + QSignalSpy pageRenderedSpy(&pageRenderer, &QPdfPageRenderer::pageRendered); + + const QSize imageSize(100, 100); + const quint64 requestId = pageRenderer.requestPage(0, imageSize); + + QCOMPARE(requestId, quint64(1)); + QTRY_COMPARE(pageRenderedSpy.count(), 1); + QCOMPARE(pageRenderedSpy[0][0].toInt(), 0); + QCOMPARE(pageRenderedSpy[0][1].toSize(), imageSize); + QCOMPARE(pageRenderedSpy[0][2].value<QImage>().size(), imageSize); + QCOMPARE(pageRenderedSpy[0][4].toULongLong(), requestId); +} + +void tst_QPdfPageRenderer::withLoadedDocumentMultiThreaded() +{ + QPdfDocument document; + + QPdfPageRenderer pageRenderer; + pageRenderer.setDocument(&document); + pageRenderer.setRenderMode(QPdfPageRenderer::MultiThreadedRenderMode); + + QCOMPARE(document.load(QFINDTESTDATA("pdf-sample.pagerenderer.pdf")), QPdfDocument::NoError); + + QSignalSpy pageRenderedSpy(&pageRenderer, &QPdfPageRenderer::pageRendered); + + const QSize imageSize(100, 100); + const quint64 requestId = pageRenderer.requestPage(0, imageSize); + + QCOMPARE(requestId, quint64(1)); + QTRY_COMPARE(pageRenderedSpy.count(), 1); + QCOMPARE(pageRenderedSpy[0][0].toInt(), 0); + QCOMPARE(pageRenderedSpy[0][1].toSize(), imageSize); + QCOMPARE(pageRenderedSpy[0][2].value<QImage>().size(), imageSize); + QCOMPARE(pageRenderedSpy[0][4].toULongLong(), requestId); +} + +void tst_QPdfPageRenderer::switchingRenderMode() +{ + QPdfDocument document; + QPdfPageRenderer pageRenderer; + pageRenderer.setDocument(&document); + + QCOMPARE(document.load(QFINDTESTDATA("pdf-sample.pagerenderer.pdf")), QPdfDocument::NoError); + + QSignalSpy pageRenderedSpy(&pageRenderer, &QPdfPageRenderer::pageRendered); + + // render single threaded + const QSize imageSize(100, 100); + const quint64 firstRequestId = pageRenderer.requestPage(0, imageSize); + + QTRY_COMPARE(pageRenderedSpy.count(), 1); + QCOMPARE(pageRenderedSpy[0][0].toInt(), 0); + QCOMPARE(pageRenderedSpy[0][1].toSize(), imageSize); + QCOMPARE(pageRenderedSpy[0][2].value<QImage>().size(), imageSize); + QCOMPARE(pageRenderedSpy[0][4].toULongLong(), firstRequestId); + + const QImage image = pageRenderedSpy[0][2].value<QImage>(); + + pageRenderedSpy.clear(); + + // switch to multi threaded + pageRenderer.setRenderMode(QPdfPageRenderer::MultiThreadedRenderMode); + + const quint64 secondRequestId = pageRenderer.requestPage(0, imageSize); + + QVERIFY(firstRequestId != secondRequestId); + QTRY_COMPARE(pageRenderedSpy.count(), 1); + QCOMPARE(pageRenderedSpy[0][0].toInt(), 0); + QCOMPARE(pageRenderedSpy[0][1].toSize(), imageSize); + QCOMPARE(pageRenderedSpy[0][2].value<QImage>(), image); + QCOMPARE(pageRenderedSpy[0][2].value<QImage>().size(), imageSize); + QCOMPARE(pageRenderedSpy[0][4].toULongLong(), secondRequestId); + + pageRenderedSpy.clear(); + + // switch back to single threaded + pageRenderer.setRenderMode(QPdfPageRenderer::SingleThreadedRenderMode); + + const quint64 thirdRequestId = pageRenderer.requestPage(0, imageSize); + + QTRY_COMPARE(pageRenderedSpy.count(), 1); + QCOMPARE(pageRenderedSpy[0][0].toInt(), 0); + QCOMPARE(pageRenderedSpy[0][1].toSize(), imageSize); + QCOMPARE(pageRenderedSpy[0][2].value<QImage>(), image); + QCOMPARE(pageRenderedSpy[0][2].value<QImage>().size(), imageSize); + QCOMPARE(pageRenderedSpy[0][4].toULongLong(), thirdRequestId); +} + +QTEST_MAIN(tst_QPdfPageRenderer) + +#include "tst_qpdfpagerenderer.moc" |