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/*
Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies)
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
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.
*/
#ifndef UTIL_H
#define UTIL_H
#include <QEventLoop>
#include <QSignalSpy>
#include <QTimer>
#include <QtTest/QtTest>
#include <private/qquickwebengineview_p.h>
#include <private/qquickwebengineloadrequest_p.h>
#if !defined(TESTS_SOURCE_DIR)
#define TESTS_SOURCE_DIR ""
#endif
class LoadSpy : public QEventLoop {
Q_OBJECT
public:
LoadSpy(QQuickWebEngineView *webEngineView)
{
connect(webEngineView, SIGNAL(loadingChanged(QQuickWebEngineLoadRequest*)), SLOT(onLoadingChanged(QQuickWebEngineLoadRequest*)));
}
~LoadSpy() { }
Q_SIGNALS:
void loadSucceeded();
void loadFailed();
private Q_SLOTS:
void onLoadingChanged(QQuickWebEngineLoadRequest *loadRequest)
{
if (loadRequest->status() == QQuickWebEngineView::LoadSucceededStatus)
emit loadSucceeded();
else if (loadRequest->status() == QQuickWebEngineView::LoadFailedStatus)
emit loadFailed();
}
};
class LoadStartedCatcher : public QObject {
Q_OBJECT
public:
LoadStartedCatcher(QQuickWebEngineView *webEngineView)
: m_webEngineView(webEngineView)
{
connect(m_webEngineView, SIGNAL(loadingChanged(QQuickWebEngineLoadRequest*)), this, SLOT(onLoadingChanged(QQuickWebEngineLoadRequest*)));
}
virtual ~LoadStartedCatcher() { }
public Q_SLOTS:
void onLoadingChanged(QQuickWebEngineLoadRequest *loadRequest)
{
if (loadRequest->status() == QQuickWebEngineView::LoadStartedStatus)
QMetaObject::invokeMethod(this, "finished", Qt::QueuedConnection);
}
Q_SIGNALS:
void finished();
private:
QQuickWebEngineView *m_webEngineView;
};
/**
* Starts an event loop that runs until the given signal is received.
* Optionally the event loop
* can return earlier on a timeout.
*
* \return \p true if the requested signal was received
* \p false on timeout
*/
inline bool waitForSignal(QObject *obj, const char *signal, int timeout = 10000)
{
QEventLoop loop;
QObject::connect(obj, signal, &loop, SLOT(quit()));
QTimer timer;
QSignalSpy timeoutSpy(&timer, SIGNAL(timeout()));
if (timeout > 0) {
QObject::connect(&timer, SIGNAL(timeout()), &loop, SLOT(quit()));
timer.setSingleShot(true);
timer.start(timeout);
}
loop.exec();
return timeoutSpy.isEmpty();
}
inline bool waitForLoadSucceeded(QQuickWebEngineView *webEngineView, int timeout = 10000)
{
LoadSpy loadSpy(webEngineView);
return waitForSignal(&loadSpy, SIGNAL(loadSucceeded()), timeout);
}
inline bool waitForLoadFailed(QQuickWebEngineView *webEngineView, int timeout = 10000)
{
LoadSpy loadSpy(webEngineView);
return waitForSignal(&loadSpy, SIGNAL(loadFailed()), timeout);
}
inline bool waitForViewportReady(QQuickWebEngineView *webEngineView, int timeout = 10000)
{
#ifdef ENABLE_QML_TESTSUPPORT_API
return waitForSignal(reinterpret_cast<QObject *>(webEngineView->testSupport()), SIGNAL(loadVisuallyCommitted()), timeout);
#else
Q_UNUSED(webEngineView)
Q_UNUSED(timeout)
qFatal("Test Support API is disabled. The result is not reliable.\
Use the following command to build Test Support module and rebuild WebEngineView API:\
qmake -r WEBENGINE_CONFIG+=testsupport && make");
return false;
#endif
}
#endif /* UTIL_H */
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