/****************************************************************************

**

** 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.

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** $QT_END_LICENSE$

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****************************************************************************/

#include <QtCore/QtCore>

#include <QtCore/QtDebug>

#include <QtTest/QtTest>

class tst_QDebug: public QObject

{

    Q_OBJECT

private slots:

    void assignment() const;

    void warningWithoutDebug() const;

    void criticalWithoutDebug() const;

    void debugWithQBool() const;

    void veryLongWarningMessage() const;

    void qDebugQStringRef() const;

};

void tst_QDebug::assignment() const

{

    QDebug debug1(QtDebugMsg);

    QDebug debug2(QtWarningMsg);

    QTest::ignoreMessage(QtDebugMsg, "foo ");

    QTest::ignoreMessage(QtWarningMsg, "bar 1 2 ");

    debug1 << "foo";

    debug2 << "bar";

    debug1 = debug2;

    debug1 << "1";

    debug2 << "2";

}

static QtMsgType s_msgType;

static QByteArray s_msg;

static void myMessageHandler(QtMsgType type, const char *msg)

{

    s_msg = msg;

    s_msgType = type;

}

/*! \internal

  The qWarning() stream should be usable even if QT_NO_DEBUG is defined.

 */

void tst_QDebug::warningWithoutDebug() const

{

    qInstallMsgHandler(myMessageHandler);

    { qWarning() << "A qWarning() message"; }

    QCOMPARE(s_msgType, QtWarningMsg);

    QCOMPARE(QString::fromLatin1(s_msg.data()), QString::fromLatin1("A qWarning() message "));

    qInstallMsgHandler(0);

}

/*! \internal

  The qCritical() stream should be usable even if QT_NO_DEBUG is defined.

 */

void tst_QDebug::criticalWithoutDebug() const

{

    qInstallMsgHandler(myMessageHandler);

    { qCritical() << "A qCritical() message"; }

    QCOMPARE(s_msgType, QtCriticalMsg);

    QCOMPARE(QString::fromLatin1(s_msg), QString::fromLatin1("A qCritical() message "));

    qInstallMsgHandler(0);

}

void tst_QDebug::debugWithQBool() const

{

    qInstallMsgHandler(myMessageHandler);

    { qDebug() << QBool(false) << QBool(true); }

    QCOMPARE(s_msgType, QtDebugMsg);

    QCOMPARE(QString::fromLatin1(s_msg), QString::fromLatin1("false true "));

    qInstallMsgHandler(0);

}

void tst_QDebug::veryLongWarningMessage() const

{

    qInstallMsgHandler(myMessageHandler);

    QString test;

    {

        QString part("0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789\n");

        for (int i = 0; i < 1000; ++i)

            test.append(part);

        qWarning("Test output:\n%s\nend", qPrintable(test));

    }

    QCOMPARE(s_msgType, QtWarningMsg);

    QCOMPARE(QString::fromLatin1(s_msg), QString::fromLatin1("Test output:\n")+test+QString::fromLatin1("\nend"));

    qInstallMsgHandler(0);

}

void tst_QDebug::qDebugQStringRef() const

{

    /* Use a basic string. */

    {

        const QString in(QLatin1String("input"));

        const QStringRef inRef(&in);

        qInstallMsgHandler(myMessageHandler);

        { qDebug() << inRef; }

        QCOMPARE(s_msgType, QtDebugMsg);

        QCOMPARE(QString::fromLatin1(s_msg), QString::fromLatin1("\"input\" "));

        qInstallMsgHandler(0);

    }

    /* Use a null QStringRef. */

    {

        const QStringRef inRef;

        qInstallMsgHandler(myMessageHandler);

        { qDebug() << inRef; }

        QCOMPARE(s_msgType, QtDebugMsg);

        QCOMPARE(QString::fromLatin1(s_msg), QString::fromLatin1("\"\" "));

        qInstallMsgHandler(0);

    }

}

QTEST_MAIN(tst_QDebug);

#include "tst_qdebug.moc"