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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtWebEngine module 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.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#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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