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/*
* Copyright (C) 2010 Felix Geyer <debfx@fobos.de>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 or (at your option)
* version 3 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "TestHashedBlockStream.h"
#include "TestGlobal.h"
#include <QBuffer>
#include "FailDevice.h"
#include "crypto/Crypto.h"
#include "streams/HashedBlockStream.h"
QTEST_GUILESS_MAIN(TestHashedBlockStream)
void TestHashedBlockStream::initTestCase()
{
QVERIFY(Crypto::init());
}
void TestHashedBlockStream::testWriteRead()
{
QByteArray data = QByteArray::fromHex("603deb1015ca71be2b73aef0857d77811f352c073b6108d72d9810a30914dff4");
QBuffer buffer;
QVERIFY(buffer.open(QIODevice::ReadWrite));
HashedBlockStream writer(&buffer, 16);
QVERIFY(writer.open(QIODevice::WriteOnly));
HashedBlockStream reader(&buffer);
QVERIFY(reader.open(QIODevice::ReadOnly));
QCOMPARE(writer.write(data.left(16)), qint64(16));
QVERIFY(writer.reset());
buffer.reset();
QCOMPARE(reader.read(17), data.left(16));
QVERIFY(reader.reset());
buffer.reset();
buffer.buffer().clear();
QCOMPARE(writer.write(data.left(10)), qint64(10));
QVERIFY(writer.reset());
buffer.reset();
QCOMPARE(reader.read(5), data.left(5));
QCOMPARE(reader.read(5), data.mid(5, 5));
QCOMPARE(reader.read(1).size(), 0);
QVERIFY(reader.reset());
buffer.reset();
buffer.buffer().clear();
QCOMPARE(writer.write(data.left(20)), qint64(20));
QVERIFY(writer.reset());
buffer.reset();
QCOMPARE(reader.read(20), data.left(20));
QCOMPARE(reader.read(1).size(), 0);
QVERIFY(reader.reset());
buffer.reset();
buffer.buffer().clear();
}
void TestHashedBlockStream::testReset()
{
QBuffer buffer;
QVERIFY(buffer.open(QIODevice::WriteOnly));
HashedBlockStream writer(&buffer, 16);
QVERIFY(writer.open(QIODevice::WriteOnly));
QCOMPARE(writer.write(QByteArray(8, 'Z')), qint64(8));
// test if reset() and close() write only one final block
QVERIFY(writer.reset());
QVERIFY(writer.reset());
writer.close();
QCOMPARE(buffer.buffer().size(), 8 + (32 + 4 + 4) * 2);
}
void TestHashedBlockStream::testWriteFailure()
{
FailDevice failDevice(1500);
QVERIFY(failDevice.open(QIODevice::WriteOnly));
QByteArray input(2000, 'Z');
HashedBlockStream writer(&failDevice, 500);
QVERIFY(writer.open(QIODevice::WriteOnly));
QCOMPARE(writer.write(input.left(900)), qint64(900));
writer.write(input.left(900));
QVERIFY(!writer.reset());
QCOMPARE(writer.errorString(), QString("FAILDEVICE"));
}
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