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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the test suite 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 <QtCore/QTemporaryDir>
#include <QtTest/QtTest>
#include <QtGui/qevent.h>
class tst_qfileopenevent : public QObject
{
Q_OBJECT
public:
tst_qfileopenevent(){}
~tst_qfileopenevent();
public slots:
void initTestCase();
void cleanupTestCase();
private slots:
void constructor();
void fileOpen();
void handleLifetime();
void multiOpen();
void sendAndReceive();
private:
void createFile(const QString &filename, const QByteArray &content);
QFileOpenEvent * createFileAndEvent(const QString &filename, const QByteArray &content);
void checkReadAndWrite(QFileOpenEvent& event, const QByteArray& readContent, const QByteArray& writeContent, bool writeOk);
QByteArray readFileContent(QFileOpenEvent& event);
bool appendFileContent(QFileOpenEvent& event, const QByteArray& writeContent);
bool event(QEvent *);
QTemporaryDir m_temporaryDir;
QString m_originalCurrent;
};
tst_qfileopenevent::~tst_qfileopenevent()
{
};
void tst_qfileopenevent::initTestCase()
{
m_originalCurrent = QDir::currentPath();
QDir::setCurrent(m_temporaryDir.path());
}
void tst_qfileopenevent::cleanupTestCase()
{
QDir::setCurrent(m_originalCurrent);
}
void tst_qfileopenevent::createFile(const QString &filename, const QByteArray &content)
{
QFile file(filename);
file.open(QFile::WriteOnly);
file.write(content);
file.close();
}
QFileOpenEvent * tst_qfileopenevent::createFileAndEvent(const QString &filename, const QByteArray &content)
{
createFile(filename, content);
return new QFileOpenEvent(filename);
}
void tst_qfileopenevent::constructor()
{
// check that filename get/set works
QFileOpenEvent nameTest(QLatin1String("fileNameTest"));
QCOMPARE(nameTest.file(), QLatin1String("fileNameTest"));
// check that url get/set works
QFileOpenEvent urlTest(QUrl(QLatin1String("file:///urlNameTest")));
QCOMPARE(urlTest.url().toString(), QLatin1String("file:///urlNameTest"));
}
QByteArray tst_qfileopenevent::readFileContent(QFileOpenEvent& event)
{
QFile file;
event.openFile(file, QFile::ReadOnly);
file.seek(0);
QByteArray data = file.readAll();
return data;
}
bool tst_qfileopenevent::appendFileContent(QFileOpenEvent& event, const QByteArray& writeContent)
{
QFile file;
bool ok = event.openFile(file, QFile::Append | QFile::Unbuffered);
if (ok)
ok = file.write(writeContent) == writeContent.size();
return ok;
}
void tst_qfileopenevent::checkReadAndWrite(QFileOpenEvent& event, const QByteArray& readContent, const QByteArray& writeContent, bool writeOk)
{
QCOMPARE(readFileContent(event), readContent);
QCOMPARE(appendFileContent(event, writeContent), writeOk);
QCOMPARE(readFileContent(event), writeOk ? readContent+writeContent : readContent);
}
void tst_qfileopenevent::fileOpen()
{
createFile(QLatin1String("testFileOpen"), QByteArray("test content+RFileWrite"));
// filename event
QUrl fileUrl; // need to get the URL during the file test, for use in the URL test
{
QFileOpenEvent nameTest(QLatin1String("testFileOpen"));
fileUrl = nameTest.url();
checkReadAndWrite(nameTest, QByteArray("test content+RFileWrite"), QByteArray("+nameWrite"), true);
}
// url event
{
QFileOpenEvent urlTest(fileUrl);
checkReadAndWrite(urlTest, QByteArray("test content+RFileWrite+nameWrite"), QByteArray("+urlWrite"), true);
}
QFile::remove(QLatin1String("testFileOpen"));
}
void tst_qfileopenevent::handleLifetime()
{
QScopedPointer<QFileOpenEvent> event(createFileAndEvent(QLatin1String("testHandleLifetime"), QByteArray("test content")));
// open a QFile after the original RFile is closed
QFile qFile;
QCOMPARE(event->openFile(qFile, QFile::Append | QFile::Unbuffered), true);
event.reset(0);
// write to the QFile after the event is closed
QString writeContent(QLatin1String("+closed original handles"));
QCOMPARE(int(qFile.write(writeContent.toUtf8())), writeContent.size());
qFile.close();
// check the content
QFile checkContent("testHandleLifetime");
checkContent.open(QFile::ReadOnly);
QString content(checkContent.readAll());
QCOMPARE(content, QLatin1String("test content+closed original handles"));
checkContent.close();
QFile::remove(QLatin1String("testHandleLifetime"));
}
void tst_qfileopenevent::multiOpen()
{
QScopedPointer<QFileOpenEvent> event(createFileAndEvent(QLatin1String("testMultiOpen"), QByteArray("itlum")));
QFile files[5];
for (int i=0; i<5; i++) {
QCOMPARE(event->openFile(files[i], QFile::ReadOnly), true);
}
for (int i=0; i<5; i++)
files[i].seek(i);
QString str;
for (int i=4; i>=0; i--) {
char c;
files[i].getChar(&c);
str.append(c);
files[i].close();
}
QCOMPARE(str, QLatin1String("multi"));
QFile::remove(QLatin1String("testMultiOpen"));
}
bool tst_qfileopenevent::event(QEvent *event)
{
if (event->type() != QEvent::FileOpen)
return QObject::event(event);
QFileOpenEvent* fileOpenEvent = static_cast<QFileOpenEvent *>(event);
appendFileContent(*fileOpenEvent, "+received");
return true;
}
void tst_qfileopenevent::sendAndReceive()
{
QScopedPointer<QFileOpenEvent> event(createFileAndEvent(QLatin1String("testSendAndReceive"), QByteArray("sending")));
QCoreApplication::instance()->postEvent(this, event.take());
QCoreApplication::instance()->processEvents();
// QTBUG-17468: On Mac, processEvents doesn't always process posted events
QCoreApplication::instance()->sendPostedEvents();
// check the content
QFile checkContent("testSendAndReceive");
QCOMPARE(checkContent.open(QFile::ReadOnly), true);
QString content(checkContent.readAll());
QCOMPARE(content, QLatin1String("sending+received"));
checkContent.close();
QFile::remove(QLatin1String("testSendAndReceive"));
}
QTEST_MAIN(tst_qfileopenevent)
#include "tst_qfileopenevent.moc"
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