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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 "debugutil_p.h"
#include <QEventLoop>
#include <QTimer>
bool QQmlDebugTest::waitForSignal(QObject *receiver, const char *member, int timeout) {
QEventLoop loop;
QTimer timer;
timer.setSingleShot(true);
QObject::connect(&timer, SIGNAL(timeout()), &loop, SLOT(quit()));
QObject::connect(receiver, member, &loop, SLOT(quit()));
timer.start(timeout);
loop.exec();
if (!timer.isActive())
qWarning("waitForSignal %s timed out after %d ms", member, timeout);
return timer.isActive();
}
QQmlDebugTestClient::QQmlDebugTestClient(const QString &s, QQmlDebugConnection *c)
: QQmlDebugClient(s, c)
{
}
QByteArray QQmlDebugTestClient::waitForResponse()
{
lastMsg.clear();
QQmlDebugTest::waitForSignal(this, SIGNAL(serverMessage(QByteArray)));
if (lastMsg.isEmpty()) {
qWarning() << "no response from server!";
return QByteArray();
}
return lastMsg;
}
void QQmlDebugTestClient::stateChanged(State stat)
{
QCOMPARE(stat, state());
emit stateHasChanged();
}
void QQmlDebugTestClient::messageReceived(const QByteArray &ba)
{
lastMsg = ba;
emit serverMessage(ba);
}
QQmlDebugProcess::QQmlDebugProcess(const QString &executable, QObject *parent)
: QObject(parent)
, m_executable(executable)
, m_started(false)
{
m_process.setProcessChannelMode(QProcess::MergedChannels);
m_timer.setSingleShot(true);
m_timer.setInterval(5000);
connect(&m_process, SIGNAL(readyReadStandardOutput()), this, SLOT(processAppOutput()));
connect(&m_timer, SIGNAL(timeout()), SLOT(timeout()));
}
QQmlDebugProcess::~QQmlDebugProcess()
{
stop();
}
QString QQmlDebugProcess::state()
{
QString stateStr;
switch (m_process.state()) {
case QProcess::NotRunning: {
stateStr = "not running";
if (m_process.exitStatus() == QProcess::CrashExit)
stateStr += " (crashed!)";
else
stateStr += ", return value" + m_process.exitCode();
break;
}
case QProcess::Starting: stateStr = "starting"; break;
case QProcess::Running: stateStr = "running"; break;
}
return stateStr;
}
void QQmlDebugProcess::start(const QStringList &arguments)
{
m_mutex.lock();
m_process.setEnvironment(m_environment);
m_process.start(m_executable, arguments);
if (!m_process.waitForStarted()) {
qWarning() << "QML Debug Client: Could not launch app " << m_executable
<< ": " << m_process.errorString();
m_eventLoop.quit();
} else {
m_timer.start();
}
m_mutex.unlock();
}
void QQmlDebugProcess::stop()
{
if (m_process.state() != QProcess::NotRunning) {
m_process.kill();
m_process.waitForFinished(5000);
}
}
void QQmlDebugProcess::timeout()
{
qWarning() << "Timeout while waiting for QML debugging messages "
"in application output. Process is in state" << m_process.state() << ".";
m_eventLoop.quit();
}
bool QQmlDebugProcess::waitForSessionStart()
{
if (m_process.state() != QProcess::Running) {
qWarning() << "Could not start up " << m_executable;
return false;
}
m_eventLoop.exec();
return m_started;
}
void QQmlDebugProcess::setEnvironment(const QStringList &environment)
{
m_environment = environment;
}
QString QQmlDebugProcess::output() const
{
return m_output;
}
void QQmlDebugProcess::processAppOutput()
{
m_mutex.lock();
QString newOutput = m_process.readAll();
m_output.append(newOutput);
m_outputBuffer.append(newOutput);
while (true) {
const int nlIndex = m_outputBuffer.indexOf(QLatin1Char('\n'));
if (nlIndex < 0) // no further complete lines
break;
const QString line = m_outputBuffer.left(nlIndex);
m_outputBuffer = m_outputBuffer.right(m_outputBuffer.size() - nlIndex - 1);
if (line.contains("QML Debugger:")) {
if (line.contains("Waiting for connection ")) {
m_timer.stop();
m_started = true;
m_eventLoop.quit();
continue;
}
if (line.contains("Unable to listen")) {
qWarning() << "App was unable to bind to port!";
m_timer.stop();
m_eventLoop.quit();
continue;
}
}
}
m_mutex.unlock();
}
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