#include "Poco/URI.h"

#include "Poco/Path.h"

#include "Poco/UUID.h"

#include "Poco/UTF8String.h"

#include <fuzzer/FuzzedDataProvider.h>

using namespace Poco;

static void fuzzURI(FuzzedDataProvider& dataProvider)

{

  try

  {

    URI uri1(dataProvider.ConsumeRandomLengthString());

    URI uri2(uri1, dataProvider.ConsumeRandomLengthString());

    URI uri3(uri2);

    uri3.normalize();

    uri3.setQueryParameters(uri1.getQueryParameters());

    uri2 = uri3.toString();

  }

  catch (const std::exception&)

  {

  }

}

static void fuzzPath(FuzzedDataProvider& dataProvider)

{

  try

  {

    Path path1;

    path1.tryParse(dataProvider.ConsumeRandomLengthString());

    Path path2(path1, Path(dataProvider.ConsumeRandomLengthString()));

    Path path3 = path1.absolute();

    Path path4 = Path::expand(dataProvider.ConsumeRandomLengthString());

    const auto style1 = dataProvider.ConsumeIntegralInRange<char>(Path::PATH_UNIX, Path::PATH_GUESS);

    const auto style2 = dataProvider.ConsumeIntegralInRange<char>(Path::PATH_UNIX, Path::PATH_GUESS);

    path3.assign(path4.toString(static_cast<Path::Style>(style1)), static_cast<Path::Style>(style2));

  }

  catch (const std::exception&)

  {

  }

}

static void fuzzUUID(FuzzedDataProvider& dataProvider)

{

  try

  {

    UUID uuid1(dataProvider.ConsumeRandomLengthString());

    UUID uuid2(uuid1.toString());

    uuid2.tryParse(dataProvider.ConsumeRandomLengthString());

  }

  catch (const std::exception&)

  {

  }

}

static void fuzzUTF8String(FuzzedDataProvider& dataProvider)

{

  try

  {

    auto str1 = UTF8::unescape(dataProvider.ConsumeRandomLengthString());

    auto str2 = UTF8::escape(str1);

    UTF8::toUpperInPlace(str1);

    UTF8::toLowerInPlace(str2);

  }

  catch (const std::exception&)

  {

  }

}

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

{

  FuzzedDataProvider dataProvider(data, size);

  switch (dataProvider.ConsumeIntegral<char>())

  {

  case 0:

    fuzzURI(dataProvider);

    break;

  case 1:

    fuzzPath(dataProvider);

    break;

  case 2:

    fuzzUUID(dataProvider);

    break;

  case 3:

    fuzzUTF8String(dataProvider);

    break;

  }

  return 0;

}