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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the test suite 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.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
// Horrible hack, but this get this out of the way for now
// Carlos Duclos, 2007-12-11
#if !defined(Q_WS_MAC)
#include <QtTest/QtTest>
#include <private/qtextengine_p.h>
#include "bidireorderstring.h"
//TESTED_CLASS=
//TESTED_FILES=gui/widgets/qcombobox.h gui/widgets/qcombobox.cpp
class tst_QComplexText : public QObject
{
Q_OBJECT
public:
tst_QComplexText();
virtual ~tst_QComplexText();
public slots:
void init();
void cleanup();
private slots:
void bidiReorderString_data();
void bidiReorderString();
};
tst_QComplexText::tst_QComplexText()
{
}
tst_QComplexText::~tst_QComplexText()
{
}
void tst_QComplexText::init()
{
// This will be executed immediately before each test is run.
// TODO: Add initialization code here.
}
void tst_QComplexText::cleanup()
{
// This will be executed immediately after each test is run.
// TODO: Add cleanup code here.
}
void tst_QComplexText::bidiReorderString_data()
{
QTest::addColumn<QString>("logical");
QTest::addColumn<QString>("VISUAL");
QTest::addColumn<int>("basicDir");
const LV *data = logical_visual;
while ( data->name ) {
//next we fill it with data
QTest::newRow( data->name )
<< QString::fromUtf8( data->logical )
<< QString::fromUtf8( data->visual )
<< (int) data->basicDir;
data++;
}
}
void tst_QComplexText::bidiReorderString()
{
QFETCH( QString, logical );
QFETCH( int, basicDir );
// replace \n with Unicode newline. The new algorithm ignores \n
logical.replace(QChar('\n'), QChar(0x2028));
QTextEngine e(logical, QFont());
e.option.setTextDirection((QChar::Direction)basicDir == QChar::DirL ? Qt::LeftToRight : Qt::RightToLeft);
e.itemize();
quint8 levels[256];
int visualOrder[256];
int nitems = e.layoutData->items.size();
int i;
for (i = 0; i < nitems; ++i) {
//qDebug("item %d bidiLevel=%d", i, e.items[i].analysis.bidiLevel);
levels[i] = e.layoutData->items[i].analysis.bidiLevel;
}
e.bidiReorder(nitems, levels, visualOrder);
QString visual;
for (i = 0; i < nitems; ++i) {
QScriptItem &si = e.layoutData->items[visualOrder[i]];
QString sub = logical.mid(si.position, e.length(visualOrder[i]));
if (si.analysis.bidiLevel % 2) {
// reverse sub
QChar *a = (QChar *)sub.unicode();
QChar *b = a + sub.length() - 1;
while (a < b) {
QChar tmp = *a;
*a = *b;
*b = tmp;
++a;
--b;
}
a = (QChar *)sub.unicode();
b = a + sub.length();
while (a<b) {
*a = a->mirroredChar();
++a;
}
}
visual += sub;
}
// replace Unicode newline back with \n to compare.
visual.replace(QChar(0x2028), QChar('\n'));
QTEST(visual, "VISUAL");
}
QTEST_MAIN(tst_QComplexText)
#include "tst_qcomplextext.moc"
#endif // Q_WS_MAC
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