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 /* This file is part of the KDE libraries
    Copyright (C) 2006 David Faure <faure@kde.org>
 
    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Library General Public
    License version 2 as published by the Free Software Foundation.
 
    This library 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
    Library General Public License for more details.
 
    You should have received a copy of the GNU Library General Public License
    along with this library; see the file COPYING.LIB.  If not, write to
    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
    Boston, MA 02110-1301, USA.
 */
 
 #include "qtest_kde.h"
 
 #include <QTimer>
 
 // A signal spy which exits the event loop when the signal is called,
 // and remembers that the signal was emitted.
 class KDESignalSpy : public QObject
 {
     Q_OBJECT
 public:
     KDESignalSpy(QObject *obj, const char *signal, int timeout)
         : QObject(nullptr), m_obj(obj), m_emitted(false)
     {
         connect(obj, signal, this, SLOT(slotSignalEmitted()));
         if (timeout > 0) {
             QObject::connect(&m_timer, SIGNAL(timeout()), &m_loop, SLOT(quit()));
             m_timer.setSingleShot(true);
             m_timer.start(timeout);
         }
         m_loop.exec();
     }
     bool signalEmitted() const
     {
         return m_emitted;
     }
 
 private Q_SLOTS:
     void slotSignalEmitted()
     {
         m_emitted = true;
         disconnect(m_obj, nullptr, this, nullptr);
         m_timer.stop();
         m_loop.quit();
     }
 private:
     QObject *m_obj;
     bool m_emitted;
     QEventLoop m_loop;
     QTimer m_timer;
 };
 
 // Unit test for this code: tests/kglobaltest.cpp
 
 bool QTest::kWaitForSignal(QObject *obj, const char *signal, int timeout)
 {
     KDESignalSpy spy(obj, signal, timeout);
     return spy.signalEmitted();
 }
 
 #include "qtest_kde.moc"