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[tracking] Covering with fuzz tests Protocol::CreateDataPacket() and Protocol::CreateDataPacket().

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Vladimir Byko-Ianko 2020-08-06 17:42:58 +03:00 • committed by mpimenov
parent d98070b6b5
commit 10456fd21d
1 changed files with 42 additions and 0 deletions
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42
tracking/tracking_fuzz_tests/tracking_fuzz_tests.cpp
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@ -1,21 +1,63 @@
#include "tracking/protocol.hpp"
#include "coding/traffic.hpp"
#include "geometry/latlon.hpp"
#include "base/logging.hpp"
#include <cstdint>
#include <iostream>
#include <iterator>
#include <vector>
using namespace coding;
using namespace tracking;
namespace
{
template <typename T>
T PopType(std::vector<uint8_t> & data)
{
T t{};
if (data.empty())
return t;
t = *reinterpret_cast<T*>(data.data());
if (data.size() <= sizeof(T))
data.clear();
else
data.erase(data.begin(), std::next(data.begin(), sizeof(T)));
return t;
}
TrafficGPSEncoder::DataPoint PopDataPoint(std::vector<uint8_t> & data)
{
return TrafficGPSEncoder::DataPoint(PopType<uint64_t>(data) /* timestamp */,
ms::LatLon(PopType<double>(data), PopType<double>(data)),
PopType<uint8_t>(data) /* traffic */);
}
} // namespace
extern "C" int LLVMFuzzerTestOneInput(uint8_t const * data, size_t size)
{
base::ScopedLogLevelChanger scopedLogLevelChanger(base::LCRITICAL);
std::vector const dataVec(data, data + size);
auto dataVecToConv = dataVec;
Protocol::DataElementsVec dataElementsVec;
while (!dataVecToConv.empty())
dataElementsVec.push_back(PopDataPoint(dataVecToConv));
Protocol::DataElementsCirc dataElementsCirc(dataElementsVec.cbegin(), dataElementsVec.cend());
Protocol::DecodeHeader(dataVec);
for (auto const type : {Protocol::PacketType::Error, Protocol::PacketType::AuthV0,
Protocol::PacketType::DataV0, Protocol::PacketType::DataV1})
{
Protocol::CreateDataPacket(dataElementsVec, type);
Protocol::CreateDataPacket(dataElementsCirc, type);
Protocol::DecodeAuthPacket(type, dataVec);
Protocol::DecodeDataPacket(type, dataVec);
}