fc::json::from_file test harness for AFL

json-harness.cpp

#include <fc/variant.hpp>
#include <fc/io/json.hpp>
#include <fc/filesystem.hpp>
#include <fc/exception/exception.hpp>
#include <iostream>

using fc::path;
using fc::json;
using fc::variant;

int main( int argc, char *argv[] ) {
  if ( argc < 2 ) {
      return 1;
  }
 
  path inputFile( argv[1] );
  try {
    variant v = json::from_file( inputFile );
  } catch ( fc::exception &e ) {
    std::cout << e.to_string() << "\n";
    return 1;
  }
  return 0;
}