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/*
* Copyright (C) 2020 Veloman Yunkan
*
* 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 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* is provided AS IS, WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, and
* NON-INFRINGEMENT. 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, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#include "buffer.h"
#include "bufferstreamer.h"
#include "endian_tools.h"
#include "gtest/gtest.h"
namespace
{
using namespace zim;
////////////////////////////////////////////////////////////////////////////////
// BufferStreamer
////////////////////////////////////////////////////////////////////////////////
TEST(BufferStreamer, shouldJustWork)
{
char data[] = "abcdefghijklmnopqrstuvwxyz";
zim::toLittleEndian(uint32_t(1234), data);
zim::toLittleEndian(int64_t(-987654321), data+18);
auto buffer = Buffer::makeBuffer(data, zsize_t(sizeof(data)));
zim::BufferStreamer bds(buffer, zsize_t(sizeof(data)));
ASSERT_EQ(1234, bds.read<uint32_t>());
ASSERT_EQ(data + 4, bds.current());
const auto blob1 = std::string(bds.current(), 4);
bds.skip(zsize_t(4));
ASSERT_EQ("efgh", blob1);
ASSERT_EQ(data + 8, bds.current());
const auto blob2 = std::string(bds.current(), 10);
bds.skip(zsize_t(10));
ASSERT_EQ("ijklmnopqr", blob2);
ASSERT_EQ(-987654321, bds.read<int64_t>());
}
} // unnamed namespace
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