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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 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.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QTextCodec>
#include <QFile>
#include <qtest.h>

#ifdef Q_OS_SYMBIAN
// In Symbian OS test data is located in applications private dir
// Application private dir is default serach path for files, so SRCDIR can be set to empty
#define SRCDIR ""
#endif

Q_DECLARE_METATYPE(QList<QByteArray>)
Q_DECLARE_METATYPE(QTextCodec *)

class tst_QTextCodec: public QObject
{
    Q_OBJECT
private slots:
    void codecForName() const;
    void codecForName_data() const;
    void codecForMib() const;
    void fromUnicode_data() const;
    void fromUnicode() const;
    void toUnicode_data() const;
    void toUnicode() const;
};

void tst_QTextCodec::codecForName() const
{
    QFETCH(QList<QByteArray>, codecs);

    QBENCHMARK {
        foreach(const QByteArray& c, codecs) {
            QVERIFY(QTextCodec::codecForName(c));
            QVERIFY(QTextCodec::codecForName(c + "-"));
        }
        foreach(const QByteArray& c, codecs) {
            QVERIFY(QTextCodec::codecForName(c + "+"));
            QVERIFY(QTextCodec::codecForName(c + "*"));
        }
    }
}

void tst_QTextCodec::codecForName_data() const
{
    QTest::addColumn<QList<QByteArray> >("codecs");

    QTest::newRow("all") << QTextCodec::availableCodecs();
    QTest::newRow("many utf-8") << (QList<QByteArray>()
            << "utf-8" << "utf-8" << "utf-8" << "utf-8" << "utf-8"
            << "utf-8" << "utf-8" << "utf-8" << "utf-8" << "utf-8"
            << "utf-8" << "utf-8" << "utf-8" << "utf-8" << "utf-8"
            << "utf-8" << "utf-8" << "utf-8" << "utf-8" << "utf-8"
            << "utf-8" << "utf-8" << "utf-8" << "utf-8" << "utf-8"
            << "utf-8" << "utf-8" << "utf-8" << "utf-8" << "utf-8"
            << "utf-8" << "utf-8" << "utf-8" << "utf-8" << "utf-8"
            << "utf-8" << "utf-8" << "utf-8" << "utf-8" << "utf-8"
            << "utf-8" << "utf-8" << "utf-8" << "utf-8" << "utf-8"   );
}

void tst_QTextCodec::codecForMib() const
{
    QBENCHMARK {
        QTextCodec::codecForMib(106);
        QTextCodec::codecForMib(111);
        QTextCodec::codecForMib(106);
        QTextCodec::codecForMib(2254);
        QTextCodec::codecForMib(2255);
        QTextCodec::codecForMib(2256);
        QTextCodec::codecForMib(2257);
        QTextCodec::codecForMib(2258);
        QTextCodec::codecForMib(111);
        QTextCodec::codecForMib(2250);
        QTextCodec::codecForMib(2251);
        QTextCodec::codecForMib(2252);
        QTextCodec::codecForMib(106);
        QTextCodec::codecForMib(106);
        QTextCodec::codecForMib(106);
        QTextCodec::codecForMib(106);
    }
}

void tst_QTextCodec::fromUnicode_data() const
{
    QTest::addColumn<QTextCodec*>("codec");

    QTest::newRow("utf-8") << QTextCodec::codecForName("utf-8");
    QTest::newRow("latin 1") << QTextCodec::codecForName("latin 1");
    QTest::newRow("utf-16") << QTextCodec::codecForName("utf16"); ;
    QTest::newRow("utf-32") << QTextCodec::codecForName("utf32");
    QTest::newRow("latin15") << QTextCodec::codecForName("iso-8859-15");
    QTest::newRow("eucKr") << QTextCodec::codecForName("eucKr");
}


void tst_QTextCodec::fromUnicode() const
{
    QFETCH(QTextCodec*, codec);
    QFile file(SRCDIR "utf-8.txt");
    if (!file.open(QFile::ReadOnly)) {
        qFatal("Cannot open input file");
        return;
    }
    QByteArray data = file.readAll();
    const char *d = data.constData();
    int size = data.size();
    QString s = QString::fromUtf8(d, size);
    s = s + s + s;
    s = s + s + s;
    QBENCHMARK {
        for (int i = 0; i < 10; i ++)
            codec->fromUnicode(s);
    }
}


void tst_QTextCodec::toUnicode_data() const
{
    fromUnicode_data();
}


void tst_QTextCodec::toUnicode() const
{
    QFETCH(QTextCodec*, codec);
    QFile file(SRCDIR "utf-8.txt");
    QVERIFY(file.open(QFile::ReadOnly));
    QByteArray data = file.readAll();
    const char *d = data.constData();
    int size = data.size();
    QString s = QString::fromUtf8(d, size);
    s = s + s + s;
    s = s + s + s;
    QByteArray orig = codec->fromUnicode(s);
    QBENCHMARK {
        for (int i = 0; i < 10; i ++)
            codec->toUnicode(orig);
    }
}




QTEST_MAIN(tst_QTextCodec)

#include "main.moc"