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/**************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the Qt Installer Framework.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia.  For licensing terms and
** conditions see http://qt.digia.com/licensing.  For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** 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, Digia gives you certain additional
** rights.  These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
**************************************************************************/

#include <binaryformat.h>
#include <errors.h>
#include <fileutils.h>

#include <QTest>
#include <QTemporaryFile>

static const qint64 scTinySize = 51200LL;
static const qint64 scSmallSize = 524288LL;
static const qint64 scLargeSize = 2097152LL;

class tst_BinaryFormat : public QObject
{
    Q_OBJECT

private slots:
    void findMagicCookieSmallFile()
    {
        QTemporaryFile file;
        file.open();

        try {
            QInstaller::blockingWrite(&file, QByteArray(scSmallSize, '1'));
            QInstaller::appendInt64(&file, QInstaller::MagicCookie);

            QCOMPARE(QInstaller::findMagicCookie(&file, QInstaller::MagicCookie), scSmallSize);
        } catch (const QInstaller::Error &error) {
            QFAIL(qPrintable(error.message()));
        } catch (...) {
            QFAIL("Unexpected error.");
        }
    }

    void findMagicCookieLargeFile()
    {
        QTemporaryFile file;
        file.open();

        try {
            QInstaller::blockingWrite(&file, QByteArray(scLargeSize, '1'));
            QInstaller::appendInt64(&file, QInstaller::MagicCookie);
            QInstaller::blockingWrite(&file, QByteArray(scTinySize, '2'));

            QCOMPARE(QInstaller::findMagicCookie(&file, QInstaller::MagicCookie), scLargeSize);
        } catch (const QInstaller::Error &error) {
            QFAIL(qPrintable(error.message()));
        } catch (...) {
            QFAIL("Unexpected error.");
        }
    }

    void testFindMagicCookieWithError()
    {
        QTest::ignoreMessage(QtDebugMsg, "create Error-Exception: \"Searched whole file, no marker found\" ");

        QTemporaryFile file;
        file.open();

        try {
            QInstaller::blockingWrite(&file, QByteArray(scTinySize, '1'));

            // throws
            QInstaller::findMagicCookie(&file, QInstaller::MagicCookie);
        } catch (const QInstaller::Error &error) {
            QCOMPARE(qPrintable(error.message()), "Searched whole file, no marker found");
        } catch (...) {
            QFAIL("Unexpected error.");
        }
    }
};

QTEST_MAIN(tst_BinaryFormat)

#include "tst_binaryformat.moc"