// Copyright 2020 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.

#include <cstddef>

#include <fuzzer/FuzzedDataProvider.h>

#include "spdlog/spdlog.h"

#include "spdlog/sinks/basic_file_sink.h"

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

  static std::shared_ptr<spdlog::logger> my_logger;

  if (!my_logger.get()) {

    my_logger = spdlog::basic_logger_mt("basic_logger", "/dev/null");

    spdlog::set_default_logger(my_logger);

  }

  if (size == 0) {

    return 0;

  }

  FuzzedDataProvider stream(data, size);

  const unsigned long size_arg = stream.ConsumeIntegral<unsigned long>();

  const unsigned long int_arg = stream.ConsumeIntegral<unsigned long>();

  const std::string string_arg = stream.ConsumeRandomLengthString(size);

  const std::string format_string = stream.ConsumeRemainingBytesAsString();

  spdlog::info(format_string.c_str(), size_arg, int_arg, string_arg);

  spdlog::trace(format_string.c_str(), size_arg, int_arg, string_arg);

  spdlog::debug(format_string.c_str(), size_arg, int_arg, string_arg);

  spdlog::error(format_string.c_str(), size_arg, int_arg, string_arg);

  spdlog::warn(format_string.c_str(), size_arg, int_arg, string_arg);

  spdlog::critical(format_string.c_str(), size_arg, int_arg, string_arg);

  SPDLOG_INFO(format_string.c_str(), size_arg, int_arg, string_arg);

  SPDLOG_TRACE(format_string.c_str(), size_arg, int_arg, string_arg);

  SPDLOG_DEBUG(format_string.c_str(), size_arg, int_arg, string_arg);

  SPDLOG_ERROR(format_string.c_str(), size_arg, int_arg, string_arg);

  SPDLOG_WARN(format_string.c_str(), size_arg, int_arg, string_arg);

  SPDLOG_CRITICAL(format_string.c_str(), size_arg, int_arg, string_arg);

  return 0;

}