cereal/unittests/unordered_multimap.cpp

#include "common.hpp"

template <class IArchive, class OArchive>
void test_unordered_multimap()
{
  std::random_device rd;
  std::mt19937 gen(rd());

  for(int ii=0; ii<100; ++ii)
  {
    std::unordered_multimap<std::string, int> o_podunordered_multimap;
    for(int j=0; j<100; ++j)
    {
      auto key = random_value<std::string>(gen);
      o_podunordered_multimap.insert({key, random_value<int>(gen)});
      o_podunordered_multimap.insert({key, random_value<int>(gen)});
    }

    std::unordered_multimap<int, StructInternalSerialize> o_iserunordered_multimap;
    for(int j=0; j<100; ++j)
    {
      auto key = random_value<int>(gen);
      o_iserunordered_multimap.insert({key, { random_value<int>(gen), random_value<int>(gen) }});
      o_iserunordered_multimap.insert({key, { random_value<int>(gen), random_value<int>(gen) }});
    }

    std::unordered_multimap<int, StructInternalSplit> o_isplunordered_multimap;
    for(int j=0; j<100; ++j)
    {
      auto key = random_value<int>(gen);
      o_isplunordered_multimap.insert({key, { random_value<int>(gen), random_value<int>(gen) }});
      o_isplunordered_multimap.insert({key, { random_value<int>(gen), random_value<int>(gen) }});
    }

    std::unordered_multimap<uint32_t, StructExternalSerialize> o_eserunordered_multimap;
    for(int j=0; j<100; ++j)
    {
      auto key = random_value<uint32_t>(gen);
      o_eserunordered_multimap.insert({key, { random_value<int>(gen), random_value<int>(gen) }});
      o_eserunordered_multimap.insert({key, { random_value<int>(gen), random_value<int>(gen) }});
    }

    std::unordered_multimap<int8_t, StructExternalSplit> o_esplunordered_multimap;
    for(int j=0; j<100; ++j)
    {
      auto key = random_value<char>(gen);
      o_esplunordered_multimap.insert({key,  { random_value<int>(gen), random_value<int>(gen) }});
      o_esplunordered_multimap.insert({key,  { random_value<int>(gen), random_value<int>(gen) }});
    }

    std::ostringstream os;
    {
      OArchive oar(os);

      oar(o_podunordered_multimap);
      oar(o_iserunordered_multimap);
      oar(o_isplunordered_multimap);
      oar(o_eserunordered_multimap);
      oar(o_esplunordered_multimap);
    }

    std::unordered_multimap<std::string, int> i_podunordered_multimap;
    std::unordered_multimap<int, StructInternalSerialize>   i_iserunordered_multimap;
    std::unordered_multimap<int, StructInternalSplit>        i_isplunordered_multimap;
    std::unordered_multimap<uint32_t, StructExternalSerialize> i_eserunordered_multimap;
    std::unordered_multimap<int8_t, StructExternalSplit>       i_esplunordered_multimap;

    std::istringstream is(os.str());
    {
      IArchive iar(is);

      iar(i_podunordered_multimap);
      iar(i_iserunordered_multimap);
      iar(i_isplunordered_multimap);
      iar(i_eserunordered_multimap);
      iar(i_esplunordered_multimap);
    }

    BOOST_CHECK_EQUAL(i_podunordered_multimap.size(),  o_podunordered_multimap.size());
    BOOST_CHECK_EQUAL(i_iserunordered_multimap.size(), o_iserunordered_multimap.size());
    BOOST_CHECK_EQUAL(i_isplunordered_multimap.size(), o_isplunordered_multimap.size());
    BOOST_CHECK_EQUAL(i_eserunordered_multimap.size(), o_eserunordered_multimap.size());
    BOOST_CHECK_EQUAL(i_esplunordered_multimap.size(), o_esplunordered_multimap.size());

    for(auto const & p : i_podunordered_multimap)
    {
      size_t const bucket = o_podunordered_multimap.bucket(p.first);
      auto bucket_begin   = o_podunordered_multimap.begin(bucket);
      auto bucket_end     = o_podunordered_multimap.end(bucket);
      BOOST_CHECK(std::find(bucket_begin, bucket_end, p) != bucket_end);
    }

    for(auto const & p : i_iserunordered_multimap)
    {
      size_t const bucket = o_iserunordered_multimap.bucket(p.first);
      auto bucket_begin   = o_iserunordered_multimap.begin(bucket);
      auto bucket_end     = o_iserunordered_multimap.end(bucket);
      BOOST_CHECK(std::find(bucket_begin, bucket_end, p) != bucket_end);
    }

    for(auto const & p : i_isplunordered_multimap)
    {
      size_t const bucket = o_isplunordered_multimap.bucket(p.first);
      auto bucket_begin   = o_isplunordered_multimap.begin(bucket);
      auto bucket_end     = o_isplunordered_multimap.end(bucket);
      BOOST_CHECK(std::find(bucket_begin, bucket_end, p) != bucket_end);
    }

    for(auto const & p : i_eserunordered_multimap)
    {
      size_t const bucket = o_eserunordered_multimap.bucket(p.first);
      auto bucket_begin   = o_eserunordered_multimap.begin(bucket);
      auto bucket_end     = o_eserunordered_multimap.end(bucket);
      BOOST_CHECK(std::find(bucket_begin, bucket_end, p) != bucket_end);
    }

    for(auto const & p : i_esplunordered_multimap)
    {
      size_t const bucket = o_esplunordered_multimap.bucket(p.first);
      auto bucket_begin   = o_esplunordered_multimap.begin(bucket);
      auto bucket_end     = o_esplunordered_multimap.end(bucket);
      BOOST_CHECK(std::find(bucket_begin, bucket_end, p) != bucket_end);
    }
  }
}

BOOST_AUTO_TEST_CASE( binary_unordered_multimap )
{
  test_unordered_multimap<cereal::BinaryInputArchive, cereal::BinaryOutputArchive>();
}

BOOST_AUTO_TEST_CASE( portable_binary_unordered_multimap )
{
  test_unordered_multimap<cereal::PortableBinaryInputArchive, cereal::PortableBinaryOutputArchive>();
}

BOOST_AUTO_TEST_CASE( xml_unordered_multimap )
{
  test_unordered_multimap<cereal::XMLInputArchive, cereal::XMLOutputArchive>();
}

BOOST_AUTO_TEST_CASE( json_unordered_multimap )
{
  test_unordered_multimap<cereal::JSONInputArchive, cereal::JSONOutputArchive>();
}