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/****************************************************************************
**
** Copyright (C) 2018 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtWebEngine module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** 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 https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QtWebEngineCore/private/qtwebenginecoreglobal_p.h>
#include <QWebEnginePage>
#include <QTemporaryDir>
#include <QTest>
#include <QSignalSpy>
#include <util.h>
#if QT_CONFIG(webengine_poppler_cpp)
#include <poppler-document.h>
#include <poppler-page.h>
#endif
class tst_Printing : public QObject
{
Q_OBJECT
private slots:
void printToPdfBasic();
void printRequest();
#if QT_CONFIG(webengine_poppler_cpp) && defined(Q_OS_LINUX) && defined(__GLIBCXX__)
void printToPdfPoppler();
#endif
};
void tst_Printing::printToPdfBasic()
{
QTemporaryDir tempDir(QDir::tempPath() + "/tst_qwebengineview-XXXXXX");
QVERIFY(tempDir.isValid());
QWebEnginePage page;
QSignalSpy spy(&page, &QWebEnginePage::loadFinished);
page.load(QUrl("qrc:///resources/basic_printing_page.html"));
QTRY_VERIFY(spy.count() == 1);
QSignalSpy savePdfSpy(&page, &QWebEnginePage::pdfPrintingFinished);
QPageLayout layout(QPageSize(QPageSize::A4), QPageLayout::Portrait, QMarginsF(0.0, 0.0, 0.0, 0.0));
QString path = tempDir.path() + "/print_1_success.pdf";
page.printToPdf(path, layout);
QTRY_VERIFY2(savePdfSpy.count() == 1, "Printing to PDF file failed without signal");
QList<QVariant> successArguments = savePdfSpy.takeFirst();
QVERIFY2(successArguments.at(0).toString() == path, "File path for first saved PDF does not match arguments");
QVERIFY2(successArguments.at(1).toBool() == true, "Printing to PDF file failed though it should succeed");
#if !defined(Q_OS_WIN)
path = tempDir.path() + "/print_//2_failed.pdf";
#else
path = tempDir.path() + "/print_|2_failed.pdf";
#endif
page.printToPdf(path, QPageLayout());
QTRY_VERIFY2(savePdfSpy.count() == 1, "Printing to PDF file failed without signal");
QList<QVariant> failedArguments = savePdfSpy.takeFirst();
QVERIFY2(failedArguments.at(0).toString() == path, "File path for second saved PDF does not match arguments");
QVERIFY2(failedArguments.at(1).toBool() == false, "Printing to PDF file succeeded though it should fail");
CallbackSpy<QByteArray> successfulSpy;
page.printToPdf(successfulSpy.ref(), layout);
QVERIFY(successfulSpy.waitForResult().length() > 0);
CallbackSpy<QByteArray> failedInvalidLayoutSpy;
page.printToPdf(failedInvalidLayoutSpy.ref(), QPageLayout());
QCOMPARE(failedInvalidLayoutSpy.waitForResult().length(), 0);
}
void tst_Printing::printRequest()
{
QWebEnginePage webPage;
QPageLayout layout(QPageSize(QPageSize::A4), QPageLayout::Portrait, QMarginsF(0.0, 0.0, 0.0, 0.0));
QSignalSpy loadFinishedSpy(&webPage, &QWebEnginePage::loadFinished);
QSignalSpy printRequestedSpy(&webPage, &QWebEnginePage::printRequested);
QSignalSpy savePdfSpy(&webPage, &QWebEnginePage::pdfPrintingFinished);
CallbackSpy<QByteArray> resultSpy;
webPage.load(QUrl("qrc:///resources/basic_printing_page.html"));
QTRY_VERIFY(loadFinishedSpy.count() == 1);
webPage.runJavaScript("window.print()");
QTRY_VERIFY(printRequestedSpy.count() == 1);
//check if printing still works
webPage.printToPdf(resultSpy.ref(), layout);
const QByteArray data = resultSpy.waitForResult();
QVERIFY(data.length() > 0);
}
#if QT_CONFIG(webengine_poppler_cpp) && defined(Q_OS_LINUX) && defined(__GLIBCXX__)
void tst_Printing::printToPdfPoppler()
{
// check if generated pdf is correct by searching for a know string on the page
using namespace poppler;
QWebEnginePage webPage;
QPageLayout layout(QPageSize(QPageSize::A4), QPageLayout::Portrait, QMarginsF(0.0, 0.0, 0.0, 0.0));
QSignalSpy spy(&webPage, &QWebEnginePage::loadFinished);
QSignalSpy savePdfSpy(&webPage, &QWebEnginePage::pdfPrintingFinished);
CallbackSpy<QByteArray> resultSpy;
webPage.load(QUrl("qrc:///resources/basic_printing_page.html"));
QTRY_VERIFY(spy.count() == 1);
webPage.printToPdf(resultSpy.ref(), layout);
const QByteArray data = resultSpy.waitForResult();
QVERIFY(data.length() > 0);
QScopedPointer<document> pdf(document::load_from_raw_data(data.constData(), data.length()));
QVERIFY(pdf);
const int pages = pdf->pages();
QVERIFY(pages == 1);
QScopedPointer<page> pdfPage(pdf->create_page(0));
rectf rect;
QVERIFY2(pdfPage->search(ustring::from_latin1("Hello Paper World"), rect, page::search_from_top,
case_sensitive ), "Could not find text");
}
#endif
QTEST_MAIN(tst_Printing)
#include "tst_printing.moc"
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