#!/usr/bin/python3
# Copyright 2023 Google LLC
#
# 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.

import io
import sys
import json
import ijson
import atheris
from  ijson.backends import yajl2_c


def TestOneInput(data):
  native_backend = ijson.get_backend("yajl2_c")
  try:
    parse_items = native_backend.parse(io.BytesIO(data))
    for obj in ijson.items(parse_items, 'item'):
      pass
  except (
    ijson.common.JSONError,
    json.JSONDecodeError
  ):
    pass


def main():
  atheris.instrument_all()
  atheris.Setup(sys.argv, TestOneInput)
  atheris.Fuzz()


if __name__ == "__main__":
  main()