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// Copyright (C) 2017 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author Tobias König <tobias.koenig@kdab.com>
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#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::Error::None);
QSignalSpy pageRenderedSpy(&pageRenderer, &QPdfPageRenderer::pageRendered);
const QSize imageSize(100, 100);
const quint64 requestId = pageRenderer.requestPage(0, imageSize);
QCOMPARE(requestId, quint64(1));
QTRY_COMPARE(pageRenderedSpy.size(), 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::Error::None);
QSignalSpy pageRenderedSpy(&pageRenderer, &QPdfPageRenderer::pageRendered);
const QSize imageSize(100, 100);
const quint64 requestId = pageRenderer.requestPage(0, imageSize);
QCOMPARE(requestId, quint64(1));
QTRY_COMPARE(pageRenderedSpy.size(), 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::Error::None);
QSignalSpy pageRenderedSpy(&pageRenderer, &QPdfPageRenderer::pageRendered);
// render single threaded
const QSize imageSize(100, 100);
const quint64 firstRequestId = pageRenderer.requestPage(0, imageSize);
QTRY_COMPARE(pageRenderedSpy.size(), 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.size(), 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.size(), 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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