// Copyright 2020 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 <cstddef>

#include <cstdint>

#include <opencv2/opencv.hpp>

extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {

  // Tests filename parsing when opening cv::FileStorage for reading. The file

  // doesn't actually exist, so any logic prediated on successfully opening the

  // file will not be tested.

  //

  // Note that this may actually generate filenames that do exist. If so, this

  // could result in some bugs being difficult to reproduce. If a case doesn't

  // reproduce and looks like a real filename, this may be the cause.

  cv::FileStorage storage;

  try {

    storage.open(std::string(reinterpret_cast<const char*>(data), size),

                 cv::FileStorage::READ);

  } catch (cv::Exception e) {

    // Do nothing.

  }

  return 0;

}