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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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 Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/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 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 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 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QApplication>
#include <QProcess>
#include <qtest.h>
class tst_qapplication : public QObject
{
Q_OBJECT
private slots:
void ctor();
};
/*
Test the performance of the QApplication constructor.
This test creates a new process and thus includes process creation overhead.
Callgrind results are meaningless since the child process is not traced.
*/
void tst_qapplication::ctor()
{
QProcess proc;
const QString program = QCoreApplication::applicationFilePath();
const QStringList arguments = QStringList() << QLatin1String("--exit-now");
QBENCHMARK {
proc.start(program, arguments);
QVERIFY(proc.waitForStarted());
QVERIFY(proc.waitForFinished());
QCOMPARE(proc.exitStatus(), QProcess::NormalExit);
QCOMPARE(proc.exitCode(), 0);
}
}
int main(int argc, char** argv)
{
QApplication app(argc, argv);
if (argc == 2 && QLatin1String("--exit-now") == QLatin1String(argv[1])) {
return 0;
}
tst_qapplication test;
return QTest::qExec(&test, argc, argv);
}
#include "main.moc"
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