Function BM_PlainDecodingBoolean

cpp/src/parquet/encoding_benchmark.cc:75–93

BENCHMARK(BM_PlainEncodingBoolean)->Range(MIN_RANGE, MAX_RANGE);

static void BM_PlainDecodingBoolean(benchmark::State& state) {
  std::vector<bool> values(state.range(0), true);
  bool* output = new bool[state.range(0)];
  auto encoder = MakeEncoder(Type::BOOLEAN, Encoding::PLAIN);
  auto typed_encoder = dynamic_cast<BooleanEncoder*>(encoder.get());
  typed_encoder->Put(values, static_cast<int>(values.size()));
  std::shared_ptr<Buffer> buf = encoder->FlushValues();

  for (auto _ : state) {
    auto decoder = MakeTypedDecoder<BooleanType>(Encoding::PLAIN);
    decoder->SetData(static_cast<int>(values.size()), buf->data(),
                     static_cast<int>(buf->size()));
    decoder->Decode(output, static_cast<int>(values.size()));
  }

  state.SetBytesProcessed(state.iterations() * state.range(0) * sizeof(bool));
  state.SetItemsProcessed(state.iterations() * state.range(0));
  delete[] output;
}

BENCHMARK(BM_PlainDecodingBoolean)->Range(MIN_RANGE, MAX_RANGE);