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/****************************************************************************
**
** 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::RenderMode::SingleThreaded);
}
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::RenderMode::MultiThreaded);
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::RenderMode::MultiThreaded);
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::RenderMode::SingleThreaded);
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"
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