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/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtTest module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** 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, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "QtTest/private/qsignaldumper_p.h"
#include <QtCore/qlist.h>
#include <QtCore/qmetaobject.h>
#include <QtCore/qmetatype.h>
#include <QtCore/qobject.h>
#include <QtCore/qvariant.h>
#include "QtTest/private/qtestlog_p.h"
QT_BEGIN_NAMESPACE
namespace QTest
{
inline static void qPrintMessage(const QByteArray &ba)
{
QTestLog::info(ba.constData(), 0, 0);
}
Q_GLOBAL_STATIC(QList<QByteArray>, ignoreClasses)
static int iLevel = 0;
static int ignoreLevel = 0;
enum { IndentSpacesCount = 4 };
static QByteArray memberName(const QMetaMethod &member)
{
QByteArray ba = member.signature();
return ba.left(ba.indexOf('('));
}
static void qSignalDumperCallback(QObject *caller, int method_index, void **argv)
{
Q_ASSERT(caller); Q_ASSERT(argv); Q_UNUSED(argv);
const QMetaObject *mo = caller->metaObject();
Q_ASSERT(mo);
QMetaMethod member = mo->method(method_index);
Q_ASSERT(member.signature());
if (QTest::ignoreClasses() && QTest::ignoreClasses()->contains(mo->className())) {
++QTest::ignoreLevel;
return;
}
QByteArray str;
str.fill(' ', QTest::iLevel++ * QTest::IndentSpacesCount);
str += "Signal: ";
str += mo->className();
str += '(';
QString objname = caller->objectName();
str += objname.toLocal8Bit();
if (!objname.isEmpty())
str += ' ';
str += QByteArray::number(quintptr(caller), 16);
str += ") ";
str += QTest::memberName(member);
str += " (";
QList<QByteArray> args = member.parameterTypes();
for (int i = 0; i < args.count(); ++i) {
const QByteArray &arg = args.at(i);
int typeId = QMetaType::type(args.at(i).constData());
if (arg.endsWith('*') || arg.endsWith('&')) {
str += '(';
str += arg;
str += ')';
if (arg.endsWith('&'))
str += '@';
quintptr addr = quintptr(*reinterpret_cast<void **>(argv[i + 1]));
str.append(QByteArray::number(addr, 16));
} else if (typeId != QMetaType::Void) {
str.append(arg)
.append('(')
.append(QVariant(typeId, argv[i + 1]).toString().toLocal8Bit())
.append(')');
}
str.append(", ");
}
if (str.endsWith(", "))
str.chop(2);
str.append(')');
qPrintMessage(str);
}
static void qSignalDumperCallbackSlot(QObject *caller, int method_index, void **argv)
{
Q_ASSERT(caller); Q_ASSERT(argv); Q_UNUSED(argv);
const QMetaObject *mo = caller->metaObject();
Q_ASSERT(mo);
QMetaMethod member = mo->method(method_index);
if (!member.signature())
return;
if (QTest::ignoreLevel ||
(QTest::ignoreClasses() && QTest::ignoreClasses()->contains(mo->className())))
return;
QByteArray str;
str.fill(' ', QTest::iLevel * QTest::IndentSpacesCount);
str += "Slot: ";
str += mo->className();
str += '(';
QString objname = caller->objectName();
str += objname.toLocal8Bit();
if (!objname.isEmpty())
str += ' ';
str += QByteArray::number(quintptr(caller), 16);
str += ") ";
str += member.signature();
qPrintMessage(str);
}
static void qSignalDumperCallbackEndSignal(QObject *caller, int /*method_index*/)
{
Q_ASSERT(caller); Q_ASSERT(caller->metaObject());
if (QTest::ignoreClasses()
&& QTest::ignoreClasses()->contains(caller->metaObject()->className())) {
--QTest::ignoreLevel;
Q_ASSERT(QTest::ignoreLevel >= 0);
return;
}
--QTest::iLevel;
Q_ASSERT(QTest::iLevel >= 0);
}
}
// this struct is copied from qobject_p.h to prevent us
// from including private Qt headers.
struct QSignalSpyCallbackSet
{
typedef void (*BeginCallback)(QObject *caller, int method_index, void **argv);
typedef void (*EndCallback)(QObject *caller, int method_index);
BeginCallback signal_begin_callback,
slot_begin_callback;
EndCallback signal_end_callback,
slot_end_callback;
};
extern void Q_CORE_EXPORT qt_register_signal_spy_callbacks(const QSignalSpyCallbackSet &);
void QSignalDumper::startDump()
{
static QSignalSpyCallbackSet set = { QTest::qSignalDumperCallback,
QTest::qSignalDumperCallbackSlot, QTest::qSignalDumperCallbackEndSignal, 0 };
qt_register_signal_spy_callbacks(set);
}
void QSignalDumper::endDump()
{
static QSignalSpyCallbackSet nset = { 0, 0, 0 ,0 };
qt_register_signal_spy_callbacks(nset);
}
void QSignalDumper::ignoreClass(const QByteArray &klass)
{
if (QTest::ignoreClasses())
QTest::ignoreClasses()->append(klass);
}
void QSignalDumper::clearIgnoredClasses()
{
if (QTest::ignoreClasses())
QTest::ignoreClasses()->clear();
}
QT_END_NAMESPACE
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