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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#include <QtTest/QtTest>
#include <QPainter>
#include <QPdfDocument>
#include <QPrinter>
#include <QDateTime>
#include <QTemporaryFile>
#include <QTimeZone>
#include <QNetworkAccessManager>
#include <QNetworkRequest>
#include <QNetworkReply>
class tst_QPdfDocument: public QObject
{
Q_OBJECT
public:
tst_QPdfDocument()
{
qRegisterMetaType<QPdfDocument::Status>();
}
private slots:
void pageCount();
void loadFromIODevice();
void loadAsync();
void password();
void close();
void loadAfterClose();
void closeOnDestroy();
void status();
void passwordClearedOnClose();
void metaData();
void pageLabels();
void getSelection_data();
void getSelection();
void getSelectionAtIndex_data();
void getSelectionAtIndex();
private:
void consistencyCheck(QPdfDocument &doc) const;
};
struct TemporaryPdf: public QTemporaryFile
{
TemporaryPdf();
QPageLayout pageLayout;
static QString pageText(int page) {
switch (page) {
case 0: return QStringLiteral("Hello Page 1");
case 1: return QStringLiteral("Hello Page 2");
default: return {};
}
}
};
TemporaryPdf::TemporaryPdf():QTemporaryFile(QStringLiteral("qpdfdocument"))
{
open();
pageLayout = QPageLayout(QPageSize(QPageSize::A4), QPageLayout::Portrait, QMarginsF());
{
QPrinter printer;
printer.setOutputFormat(QPrinter::PdfFormat);
printer.setOutputFileName(fileName());
printer.setPageLayout(pageLayout);
{
QPainter painter(&printer);
painter.drawText(100, 100, pageText(0));
printer.newPage();
painter.drawText(100, 100, pageText(1));
}
}
seek(0);
}
void tst_QPdfDocument::pageCount()
{
TemporaryPdf tempPdf;
QPdfDocument doc;
QSignalSpy pageCountChangedSpy(&doc, SIGNAL(pageCountChanged(int)));
QCOMPARE(doc.pageCount(), 0);
QCOMPARE(doc.load(tempPdf.fileName()), QPdfDocument::Error::None);
QCOMPARE(doc.pageCount(), 2);
QCOMPARE(pageCountChangedSpy.size(), 1);
QCOMPARE(pageCountChangedSpy[0][0].toInt(), doc.pageCount());
QCOMPARE(doc.pagePointSize(0).toSize(), tempPdf.pageLayout.fullRectPoints().size());
}
void tst_QPdfDocument::loadFromIODevice()
{
TemporaryPdf tempPdf;
QPdfDocument doc;
QSignalSpy statusChangedSpy(&doc, SIGNAL(statusChanged(QPdfDocument::Status)));
QSignalSpy pageCountChangedSpy(&doc, SIGNAL(pageCountChanged(int)));
doc.load(&tempPdf);
QCOMPARE(statusChangedSpy.size(), 2);
QCOMPARE(statusChangedSpy[0][0].value<QPdfDocument::Status>(), QPdfDocument::Status::Loading);
QCOMPARE(statusChangedSpy[1][0].value<QPdfDocument::Status>(), QPdfDocument::Status::Ready);
QCOMPARE(doc.error(), QPdfDocument::Error::None);
QCOMPARE(doc.pageCount(), 2);
QCOMPARE(pageCountChangedSpy.size(), 1);
QCOMPARE(pageCountChangedSpy[0][0].toInt(), doc.pageCount());
consistencyCheck(doc);
}
void tst_QPdfDocument::consistencyCheck(QPdfDocument &doc) const
{
for (int i = 0; i < doc.pageCount(); ++i) {
const QString expected = TemporaryPdf::pageText(i);
QPdfSelection page = doc.getAllText(i);
QCOMPARE(page.text(), expected);
auto pageMoved = std::move(page);
QCOMPARE(pageMoved.text(), expected);
}
}
void tst_QPdfDocument::loadAsync()
{
TemporaryPdf tempPdf;
QNetworkAccessManager nam;
QUrl url = QUrl::fromLocalFile(tempPdf.fileName());
QScopedPointer<QNetworkReply> reply(nam.get(QNetworkRequest(url)));
QPdfDocument doc;
QSignalSpy statusChangedSpy(&doc, SIGNAL(statusChanged(QPdfDocument::Status)));
QSignalSpy pageCountChangedSpy(&doc, SIGNAL(pageCountChanged(int)));
doc.load(reply.data());
QCOMPARE(statusChangedSpy.size(), 2);
QCOMPARE(statusChangedSpy[0][0].value<QPdfDocument::Status>(), QPdfDocument::Status::Loading);
QCOMPARE(statusChangedSpy[1][0].value<QPdfDocument::Status>(), QPdfDocument::Status::Ready);
QCOMPARE(doc.pageCount(), 2);
QCOMPARE(pageCountChangedSpy.size(), 1);
QCOMPARE(pageCountChangedSpy[0][0].toInt(), doc.pageCount());
consistencyCheck(doc);
}
void tst_QPdfDocument::password()
{
QPdfDocument doc;
QSignalSpy passwordChangedSpy(&doc, SIGNAL(passwordChanged()));
QCOMPARE(doc.pageCount(), 0);
QCOMPARE(doc.load(QFINDTESTDATA("pdf-sample.protected.pdf")), QPdfDocument::Error::IncorrectPassword);
QCOMPARE(passwordChangedSpy.size(), 0);
doc.setPassword(QStringLiteral("WrongPassword"));
QCOMPARE(passwordChangedSpy.size(), 1);
QCOMPARE(doc.load(QFINDTESTDATA("pdf-sample.protected.pdf")), QPdfDocument::Error::IncorrectPassword);
QCOMPARE(doc.status(), QPdfDocument::Status::Error);
doc.setPassword(QStringLiteral("Qt"));
QCOMPARE(passwordChangedSpy.size(), 2);
QCOMPARE(doc.load(QFINDTESTDATA("pdf-sample.protected.pdf")), QPdfDocument::Error::None);
QCOMPARE(doc.pageCount(), 1);
}
void tst_QPdfDocument::close()
{
TemporaryPdf tempPdf;
QPdfDocument doc;
QSignalSpy statusChangedSpy(&doc, SIGNAL(statusChanged(QPdfDocument::Status)));
QSignalSpy pageCountChangedSpy(&doc, SIGNAL(pageCountChanged(int)));
doc.load(&tempPdf);
QCOMPARE(statusChangedSpy.size(), 2);
QCOMPARE(statusChangedSpy[0][0].value<QPdfDocument::Status>(), QPdfDocument::Status::Loading);
QCOMPARE(statusChangedSpy[1][0].value<QPdfDocument::Status>(), QPdfDocument::Status::Ready);
QCOMPARE(pageCountChangedSpy.size(), 1);
QCOMPARE(pageCountChangedSpy[0][0].toInt(), doc.pageCount());
statusChangedSpy.clear();
pageCountChangedSpy.clear();
consistencyCheck(doc);
if (QTest::currentTestFailed())
return;
doc.close();
QCOMPARE(statusChangedSpy.size(), 2);
QCOMPARE(statusChangedSpy[0][0].value<QPdfDocument::Status>(), QPdfDocument::Status::Unloading);
QCOMPARE(statusChangedSpy[1][0].value<QPdfDocument::Status>(), QPdfDocument::Status::Null);
QCOMPARE(doc.pageCount(), 0);
QCOMPARE(pageCountChangedSpy.size(), 1);
QCOMPARE(pageCountChangedSpy[0][0].toInt(), doc.pageCount());
}
void tst_QPdfDocument::loadAfterClose()
{
TemporaryPdf tempPdf;
QPdfDocument doc;
QSignalSpy statusChangedSpy(&doc, SIGNAL(statusChanged(QPdfDocument::Status)));
QSignalSpy pageCountChangedSpy(&doc, SIGNAL(pageCountChanged(int)));
doc.load(&tempPdf);
QCOMPARE(statusChangedSpy.size(), 2);
QCOMPARE(statusChangedSpy[0][0].value<QPdfDocument::Status>(), QPdfDocument::Status::Loading);
QCOMPARE(statusChangedSpy[1][0].value<QPdfDocument::Status>(), QPdfDocument::Status::Ready);
QCOMPARE(pageCountChangedSpy.size(), 1);
QCOMPARE(pageCountChangedSpy[0][0].toInt(), doc.pageCount());
statusChangedSpy.clear();
pageCountChangedSpy.clear();
doc.close();
QCOMPARE(statusChangedSpy.size(), 2);
QCOMPARE(statusChangedSpy[0][0].value<QPdfDocument::Status>(), QPdfDocument::Status::Unloading);
QCOMPARE(statusChangedSpy[1][0].value<QPdfDocument::Status>(), QPdfDocument::Status::Null);
QCOMPARE(pageCountChangedSpy.size(), 1);
QCOMPARE(pageCountChangedSpy[0][0].toInt(), doc.pageCount());
statusChangedSpy.clear();
pageCountChangedSpy.clear();
doc.load(&tempPdf);
QCOMPARE(statusChangedSpy.size(), 2);
QCOMPARE(statusChangedSpy[0][0].value<QPdfDocument::Status>(), QPdfDocument::Status::Loading);
QCOMPARE(statusChangedSpy[1][0].value<QPdfDocument::Status>(), QPdfDocument::Status::Ready);
QCOMPARE(doc.error(), QPdfDocument::Error::None);
QCOMPARE(doc.pageCount(), 2);
QCOMPARE(pageCountChangedSpy.size(), 1);
QCOMPARE(pageCountChangedSpy[0][0].toInt(), doc.pageCount());
consistencyCheck(doc);
}
void tst_QPdfDocument::closeOnDestroy()
{
TemporaryPdf tempPdf;
// deleting an open document should automatically close it
{
QPdfDocument *doc = new QPdfDocument;
doc->load(&tempPdf);
QSignalSpy statusChangedSpy(doc, SIGNAL(statusChanged(QPdfDocument::Status)));
QSignalSpy pageCountChangedSpy(doc, SIGNAL(pageCountChanged(int)));
delete doc;
QCOMPARE(statusChangedSpy.size(), 2);
QCOMPARE(statusChangedSpy[0][0].value<QPdfDocument::Status>(), QPdfDocument::Status::Unloading);
QCOMPARE(statusChangedSpy[1][0].value<QPdfDocument::Status>(), QPdfDocument::Status::Null);
QCOMPARE(pageCountChangedSpy.size(), 1);
QCOMPARE(pageCountChangedSpy[0][0].toInt(), 0);
}
// deleting a closed document should not emit any signal
{
QPdfDocument *doc = new QPdfDocument;
doc->load(&tempPdf);
doc->close();
QSignalSpy statusChangedSpy(doc, SIGNAL(statusChanged(QPdfDocument::Status)));
QSignalSpy pageCountChangedSpy(doc, SIGNAL(pageCountChanged(int)));
delete doc;
QCOMPARE(statusChangedSpy.size(), 0);
QCOMPARE(pageCountChangedSpy.size(), 0);
}
}
void tst_QPdfDocument::status()
{
TemporaryPdf tempPdf;
QPdfDocument doc;
QCOMPARE(doc.status(), QPdfDocument::Status::Null);
QSignalSpy statusChangedSpy(&doc, SIGNAL(statusChanged(QPdfDocument::Status)));
// open existing document
doc.load(&tempPdf);
QCOMPARE(statusChangedSpy.size(), 2);
QCOMPARE(statusChangedSpy[0][0].value<QPdfDocument::Status>(), QPdfDocument::Status::Loading);
QCOMPARE(statusChangedSpy[1][0].value<QPdfDocument::Status>(), QPdfDocument::Status::Ready);
statusChangedSpy.clear();
QCOMPARE(doc.status(), QPdfDocument::Status::Ready);
// close document
doc.close();
QCOMPARE(statusChangedSpy.size(), 2);
QCOMPARE(statusChangedSpy[0][0].value<QPdfDocument::Status>(), QPdfDocument::Status::Unloading);
QCOMPARE(statusChangedSpy[1][0].value<QPdfDocument::Status>(), QPdfDocument::Status::Null);
statusChangedSpy.clear();
QCOMPARE(doc.status(), QPdfDocument::Status::Null);
// try to open non-existing document
doc.load(QFINDTESTDATA("does-not-exist.pdf"));
QCOMPARE(statusChangedSpy.size(), 2);
QCOMPARE(statusChangedSpy[0][0].value<QPdfDocument::Status>(), QPdfDocument::Status::Loading);
QCOMPARE(statusChangedSpy[1][0].value<QPdfDocument::Status>(), QPdfDocument::Status::Error);
QCOMPARE(doc.status(), QPdfDocument::Status::Error);
statusChangedSpy.clear();
// try to open non-existing document asynchronously
QNetworkAccessManager accessManager;
const QUrl url("http://doesnotexist.qt.io");
QScopedPointer<QNetworkReply> reply(accessManager.get(QNetworkRequest(url)));
doc.load(reply.data());
QElapsedTimer stopWatch;
stopWatch.start();
forever {
QCoreApplication::instance()->processEvents();
if (statusChangedSpy.size() == 2)
break;
if (stopWatch.elapsed() >= 30000)
break;
}
QCOMPARE(statusChangedSpy.size(), 2);
QCOMPARE(statusChangedSpy[0][0].value<QPdfDocument::Status>(), QPdfDocument::Status::Loading);
QCOMPARE(statusChangedSpy[1][0].value<QPdfDocument::Status>(), QPdfDocument::Status::Error);
statusChangedSpy.clear();
}
void tst_QPdfDocument::passwordClearedOnClose()
{
TemporaryPdf tempPdf;
QPdfDocument doc;
QSignalSpy passwordChangedSpy(&doc, SIGNAL(passwordChanged()));
doc.setPassword(QStringLiteral("Qt"));
QCOMPARE(passwordChangedSpy.size(), 1);
QCOMPARE(doc.load(QFINDTESTDATA("pdf-sample.protected.pdf")), QPdfDocument::Error::None);
passwordChangedSpy.clear();
doc.close(); // password is cleared on close
QCOMPARE(passwordChangedSpy.size(), 1);
passwordChangedSpy.clear();
doc.load(&tempPdf);
doc.close(); // signal is not emitted if password didn't change
QCOMPARE(passwordChangedSpy.size(), 0);
}
void tst_QPdfDocument::metaData()
{
QPdfDocument doc;
// a closed document does not return any meta data
QCOMPARE(doc.metaData(QPdfDocument::MetaDataField::Title).toString(), QString());
QCOMPARE(doc.metaData(QPdfDocument::MetaDataField::Subject).toString(), QString());
QCOMPARE(doc.metaData(QPdfDocument::MetaDataField::Author).toString(), QString());
QCOMPARE(doc.metaData(QPdfDocument::MetaDataField::Keywords).toString(), QString());
QCOMPARE(doc.metaData(QPdfDocument::MetaDataField::Producer).toString(), QString());
QCOMPARE(doc.metaData(QPdfDocument::MetaDataField::Creator).toString(), QString());
QCOMPARE(doc.metaData(QPdfDocument::MetaDataField::CreationDate).toDateTime(), QDateTime());
QCOMPARE(doc.metaData(QPdfDocument::MetaDataField::ModificationDate).toDateTime(), QDateTime());
QCOMPARE(doc.load(QFINDTESTDATA("pdf-sample.metadata.pdf")), QPdfDocument::Error::None);
// check for proper meta data from sample document
QCOMPARE(doc.metaData(QPdfDocument::MetaDataField::Title).toString(), QString::fromLatin1("Qt PDF Unit Test Document"));
QCOMPARE(doc.metaData(QPdfDocument::MetaDataField::Subject).toString(), QString::fromLatin1("A test for meta data access"));
QCOMPARE(doc.metaData(QPdfDocument::MetaDataField::Author).toString(), QString::fromLatin1("John Doe"));
QCOMPARE(doc.metaData(QPdfDocument::MetaDataField::Keywords).toString(), QString::fromLatin1("meta data keywords"));
QCOMPARE(doc.metaData(QPdfDocument::MetaDataField::Producer).toString(), QString::fromLatin1("LibreOffice 5.1"));
QCOMPARE(doc.metaData(QPdfDocument::MetaDataField::Creator).toString(), QString::fromLatin1("Writer"));
QCOMPARE(doc.metaData(QPdfDocument::MetaDataField::CreationDate).toDateTime(),
QDateTime(QDate(2016, 8, 7), QTime(7, 3, 6), QTimeZone::UTC));
QCOMPARE(doc.metaData(QPdfDocument::MetaDataField::ModificationDate).toDateTime(),
QDateTime(QDate(2016, 8, 8), QTime(8, 3, 6), QTimeZone::UTC));
}
void tst_QPdfDocument::pageLabels()
{
QPdfDocument doc;
QCOMPARE(doc.load(QFINDTESTDATA("test.pdf")), QPdfDocument::Error::None);
QCOMPARE(doc.pageCount(), 3);
QCOMPARE(doc.pageLabel(0), "Qt");
QCOMPARE(doc.pageLabel(1), "1");
QCOMPARE(doc.pageLabel(2), "i"); // i of the tiger!
}
void tst_QPdfDocument::getSelection_data()
{
QTest::addColumn<QString>("pdfPath");
QTest::addColumn<int>("page");
QTest::addColumn<QPointF>("start");
QTest::addColumn<QPointF>("end");
QTest::addColumn<QString>("expectedText");
QTest::addColumn<int>("expectedStartIndex");
QTest::addColumn<int>("expectedEndIndex");
QTest::addColumn<QRect>("expectedBounds");
QTest::addColumn<int>("expectedPolygonCount");
QTest::newRow("raid") << QFINDTESTDATA("test.pdf")
<< 1 << QPointF(316.4, 206) << QPointF(339, 201)
<< "raid" << 80 << 84 << QRect(316, 201, 21, 12) << 1;
QTest::newRow("rotated text") << QFINDTESTDATA("rotated_text.pdf")
<< 0 << QPointF(102, 94) << QPointF(125, 73)
<< "world!" << 25 << 31 << QRect(98, 70, 26, 28) << 1;
}
void tst_QPdfDocument::getSelection()
{
QFETCH(QString, pdfPath);
QFETCH(int, page);
QFETCH(QPointF, start);
QFETCH(QPointF, end);
QFETCH(QString, expectedText);
QFETCH(int, expectedStartIndex);
QFETCH(int, expectedEndIndex);
QFETCH(QRect, expectedBounds);
QFETCH(int, expectedPolygonCount);
QPdfDocument doc;
QCOMPARE(doc.load(pdfPath), QPdfDocument::Error::None);
QPdfSelection sel = doc.getSelection(page, start, end);
QCOMPARE(sel.text(), expectedText);
QCOMPARE(sel.startIndex(), expectedStartIndex);
QCOMPARE(sel.endIndex(), expectedEndIndex);
QCOMPARE(sel.boundingRectangle().toRect(), expectedBounds);
QCOMPARE(sel.bounds().size(), expectedPolygonCount);
}
void tst_QPdfDocument::getSelectionAtIndex_data()
{
QTest::addColumn<QString>("pdfPath");
QTest::addColumn<int>("page");
QTest::addColumn<int>("start");
QTest::addColumn<int>("maxLen");
QTest::addColumn<QString>("expectedText");
QTest::addColumn<QRect>("expectedBounds");
QTest::addColumn<int>("expectedPolygonCount");
QTest::newRow("raid") << QFINDTESTDATA("test.pdf")
<< 1 << 80 << 4 << "raid" << QRect(316, 201, 21, 12) << 1;
QTest::newRow("rotated text") << QFINDTESTDATA("rotated_text.pdf")
<< 0 << 7 << 6 << "world!" << QRect(76, 102, 26, 28) << 1;
QTest::newRow("displaced text") << QFINDTESTDATA("tagged_mcr_multipage.pdf")
<< 0 << 0 << 10 << "1" << QRect(34, 22, 3, 8) << 1;
}
void tst_QPdfDocument::getSelectionAtIndex()
{
QFETCH(QString, pdfPath);
QFETCH(int, page);
QFETCH(int, start);
QFETCH(int, maxLen);
QFETCH(QString, expectedText);
QFETCH(QRect, expectedBounds);
QFETCH(int, expectedPolygonCount);
QPdfDocument doc;
QCOMPARE(doc.load(pdfPath), QPdfDocument::Error::None);
QPdfSelection sel = doc.getSelectionAtIndex(page, start, maxLen);
QCOMPARE(sel.text(), expectedText);
QCOMPARE(sel.boundingRectangle().toRect(), expectedBounds);
QCOMPARE(sel.bounds().size(), expectedPolygonCount);
}
QTEST_MAIN(tst_QPdfDocument)
#include "tst_qpdfdocument.moc"
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