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/* SPDX-FileCopyrightText: 2026 Project Tick
* SPDX-FileContributor: Project Tick
* SPDX-License-Identifier: GPL-3.0-or-later
*
* MeshMC - A Custom Launcher for Minecraft
* Copyright (C) 2026 Project Tick
*
* 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 3 of the License, or
* (at your option) any later version.
*
* 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 <https://www.gnu.org/licenses/>.
*/
#include <QTest>
#include "TestUtil.h"
#include "GZip.h"
#include <random>
void fib(int& prev, int& cur)
{
auto ret = prev + cur;
prev = cur;
cur = ret;
}
class GZipTest : public QObject
{
Q_OBJECT
private slots:
void test_Through()
{
// test up to 10 MB
static const int size = 10 * 1024 * 1024;
QByteArray random;
QByteArray compressed;
QByteArray decompressed;
std::default_random_engine eng((std::random_device())());
std::uniform_int_distribution<unsigned short> idis(
0, std::numeric_limits<uint8_t>::max());
// initialize random buffer
for (int i = 0; i < size; i++) {
random.append((char)idis(eng));
}
// initialize fibonacci
int prev = 1;
int cur = 1;
// test if fibonacci long random buffers pass through GZip
do {
QByteArray copy = random;
copy.resize(cur);
compressed.clear();
decompressed.clear();
QVERIFY(GZip::zip(copy, compressed));
QVERIFY(GZip::unzip(compressed, decompressed));
QCOMPARE(decompressed, copy);
fib(prev, cur);
} while (cur < size);
}
};
QTEST_GUILESS_MAIN(GZipTest)
#include "GZip_test.moc"
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