Function AsDictionary32Encoded

cpp/src/parquet/arrow/arrow_reader_writer_test.cc:5042–5047

};

void AsDictionary32Encoded(const Array& arr, std::shared_ptr<Array>* out) {
  ::arrow::StringDictionary32Builder builder(default_memory_pool());
  const auto& string_array = static_cast<const ::arrow::StringArray&>(arr);
  ASSERT_OK(builder.AppendArray(string_array));
  ASSERT_OK(builder.Finish(out));
}

TEST_P(TestArrowReadDictionary, ReadWholeFileDict) {
  properties_.set_read_dictionary(0, true);