// 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 <string>

#include <fuzzer/FuzzedDataProvider.h>

#include "absl/strings/str_format.h"

#include "absl/strings/str_join.h"

#include "absl/strings/str_split.h"

#include "absl/strings/numbers.h"

#include "absl/strings/str_cat.h"

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

  FuzzedDataProvider fuzzed_data(data, size);

  float float_value = fuzzed_data.ConsumeFloatingPoint<float>();

  double double_value = fuzzed_data.ConsumeFloatingPoint<double>();

  int int_value = fuzzed_data.ConsumeIntegral<int>();

  bool bool_value = fuzzed_data.ConsumeBool();

  std::string str1 = fuzzed_data.ConsumeRandomLengthString();

  std::string str2 = fuzzed_data.ConsumeRemainingBytesAsString();

  std::string float_str = absl::StrFormat("%g", float_value);

  std::string double_str = absl::StrFormat("%g", double_value);

  std::string int_str = absl::StrFormat("%d", int_value);

  std::string bool_str = absl::StrFormat("%d", bool_value);

  if (!absl::SimpleAtof(float_str, &float_value))

    return 0;

  if (!absl::SimpleAtod(double_str, &double_value))

    return 0;

  if (!absl::SimpleAtoi(int_str, &int_value))

    return 0;

  if (!absl::SimpleAtob(bool_str, &bool_value))

    return 0;

  absl::StrAppend(&str1, str2);

  std::string str_result = absl::StrCat(str1, float_value, double_value, int_value, bool_value);

  std::vector<std::string> v = absl::StrSplit(str_result, ".");

  absl::StrJoin(v, ".");

  return 0;

}