oss-fuzz/projects/json/parse_fuzzer.cc

37 lines
1.1 KiB
C++

// Copyright 2016 Google Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include <iostream>
#include <sstream>
#include <json.hpp>
using json = nlohmann::json;
extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
try {
std::stringstream s;
s << json::parse(data, data + size);
try {
auto j = json::parse(s.str());
std::stringstream s2;
s2 << j;
assert(s.str() == s2.str());
assert(j == json::parse(s.str()));
} catch (const std::invalid_argument&) {
assert(0);
}
} catch (const std::invalid_argument&) { }
return 0;
}