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

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** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

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** Contact: Nokia Corporation (qt-info@nokia.com)

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** This file is part of the test suite of the Qt Toolkit.

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** This file contains pre-release code and may not be distributed.

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** contained in the Technology Preview License Agreement accompanying

** this package.

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** 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

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**

** 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.

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** If you have questions regarding the use of this file, please contact

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

#include <QtCore/QCoreApplication>

#include <QtCore/QByteArray>

#include <QtCore/QDebug>

#include <QtCore/QDir>

#include <QtCore/QFile>

#include <QtCore/QProcess>

#include <QtCore/QTimer>

#include <QtTest/QtTest>

class tst_rcc : public QObject

{

    Q_OBJECT

public:

    tst_rcc() {}

private slots:

    void rcc_data();

    void rcc();

};

QString findExpectedFile(const QString &base)

{

    QString expectedrccfile = base;

    // Must be updated with each minor release.

    if (QFileInfo(expectedrccfile + QLatin1String(".450")).exists())

        expectedrccfile += QLatin1String(".450");

    return expectedrccfile;

}

static QString doCompare(const QStringList &actual, const QStringList &expected)

{

    if (actual.size() != expected.size()) {

        return QString("Length count different: actual: %1, expected: %2")

            .arg(actual.size()).arg(expected.size());

    }

    QByteArray ba;

    for (int i = 0, n = expected.size(); i != n; ++i) {

        if (expected.at(i).startsWith("IGNORE:"))

            continue;

        if (expected.at(i) != actual.at(i)) {

            qDebug() << "LINES" << i << "DIFFER";

            ba.append(

             "\n<<<<<< actual\n" + actual.at(i) + "\n======\n" + expected.at(i)

                + "\n>>>>>> expected\n"

            );

        }

    }

    return ba;

}

void tst_rcc::rcc_data()

{

    QTest::addColumn<QString>("directory");

    QTest::addColumn<QString>("qrcfile");

    QTest::addColumn<QString>("expected");

    QTest::newRow("images") << "data" << "images.qrc" << "images.expected";

}

void tst_rcc::rcc()

{

    QFETCH(QString, directory);

    QFETCH(QString, qrcfile);

    QFETCH(QString, expected);

    if (!QDir::setCurrent(directory)) {

        QString message = QString::fromLatin1("Unable to cd from '%1' to '%2'").arg(QDir::currentPath(), directory);

        QFAIL(qPrintable(message));

    }

    // If the file expectedoutput.txt exists, compare the

    // console output with the content of that file

    const QString expected2 = findExpectedFile(expected);

    QFile expectedFile(expected2);

    if (!expectedFile.exists()) {

        qDebug() << "NO EXPECTATIONS? " << expected2;

        return;

    }

    // Launch

    const QString command = QLatin1String("rcc");

    QProcess process;

    process.start(command, QStringList(qrcfile));

    if (!process.waitForFinished()) {

        const QString path = QString::fromLocal8Bit(qgetenv("PATH"));

        QString message = QString::fromLatin1("'%1' could not be found when run from '%2'. Path: '%3' ").

                          arg(command, QDir::currentPath(), path);

        QFAIL(qPrintable(message));

    }

    const QChar cr = QLatin1Char('\r');

    const QString err = QString::fromLocal8Bit(process.readAllStandardError()).remove(cr);

    const QString out = QString::fromAscii(process.readAllStandardOutput()).remove(cr);

    if (!err.isEmpty()) {

        qDebug() << "UNEXPECTED STDERR CONTENTS: " << err;

        QFAIL("UNEXPECTED STDERR CONTENTS");

    }

    const QChar nl = QLatin1Char('\n');

    const QStringList actualLines = out.split(nl);

    QVERIFY(expectedFile.open(QIODevice::ReadOnly|QIODevice::Text));

    const QStringList expectedLines = QString::fromAscii(expectedFile.readAll()).split(nl);

    const QString diff = doCompare(actualLines, expectedLines);

    if (diff.size())

        QFAIL(qPrintable(diff));

}

QTEST_APPLESS_MAIN(tst_rcc)

#include "tst_rcc.moc"