kwin/autotests/test_x11_timestamp_update.cpp

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/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2017 Martin Gräßlin <mgraesslin@kde.org>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*********************************************************************/
#include <QTest>
#include <QX11Info>
#include <KPluginMetaData>
#include "main.h"
#include "utils.h"
namespace KWin
{
class X11TestApplication : public Application
{
Q_OBJECT
public:
X11TestApplication(int &argc, char **argv);
virtual ~X11TestApplication();
protected:
void performStartup() override;
};
X11TestApplication::X11TestApplication(int &argc, char **argv)
: Application(OperationModeX11, argc, argv)
{
setX11Connection(QX11Info::connection());
setX11RootWindow(QX11Info::appRootWindow());
initPlatform(KPluginMetaData(QStringLiteral("KWinX11Platform.so")));
}
X11TestApplication::~X11TestApplication()
{
}
void X11TestApplication::performStartup()
{
}
}
class X11TimestampUpdateTest : public QObject
{
Q_OBJECT
private Q_SLOTS:
void testGrabAfterServerTime();
void testBeforeLastGrabTime();
};
void X11TimestampUpdateTest::testGrabAfterServerTime()
{
// this test tries to grab the X keyboard with a timestamp in future
// that should fail, but after updating the X11 timestamp, it should
// work again
KWin::updateXTime();
QCOMPARE(KWin::grabXKeyboard(), true);
KWin::ungrabXKeyboard();
// now let's change the timestamp
KWin::kwinApp()->setX11Time(KWin::xTime() + 5 * 60 * 1000);
// now grab keyboard should fail
QCOMPARE(KWin::grabXKeyboard(), false);
// let's update timestamp, now it should work again
KWin::updateXTime();
QCOMPARE(KWin::grabXKeyboard(), true);
KWin::ungrabXKeyboard();
}
void X11TimestampUpdateTest::testBeforeLastGrabTime()
{
// this test tries to grab the X keyboard with a timestamp before the
// last grab time on the server. That should fail, but after updating the X11
// timestamp it should work again
// first set the grab timestamp
KWin::updateXTime();
QCOMPARE(KWin::grabXKeyboard(), true);
KWin::ungrabXKeyboard();
// now go to past
const auto timestamp = KWin::xTime();
KWin::kwinApp()->setX11Time(KWin::xTime() - 5 * 60 * 1000, KWin::Application::TimestampUpdate::Always);
QCOMPARE(KWin::xTime(), timestamp - 5 * 60 * 1000);
// now grab keyboard should fail
QCOMPARE(KWin::grabXKeyboard(), false);
// let's update timestamp, now it should work again
KWin::updateXTime();
QVERIFY(KWin::xTime() >= timestamp);
QCOMPARE(KWin::grabXKeyboard(), true);
KWin::ungrabXKeyboard();
}
int main(int argc, char *argv[])
{
setenv("QT_QPA_PLATFORM", "xcb", true);
KWin::X11TestApplication app(argc, argv);
app.setAttribute(Qt::AA_Use96Dpi, true);
X11TimestampUpdateTest tc;
return QTest::qExec(&tc, argc, argv);
}
#include "test_x11_timestamp_update.moc"