Function TEST

cpp/src/parquet/reader_test.cc:605–619

Tests that read_dense_for_nullable is passed down to the record reader. The functionality of read_dense_for_nullable is tested elsewhere.

// reader. The functionality of read_dense_for_nullable is tested
// elsewhere.
TEST(TestFileReader, RecordReaderReadDenseForNullable) {
  // We test the default which is false, and also test enabling and disabling
  // read_dense_for_nullable.
  std::vector<ReaderProperties> reader_properties(3);
  reader_properties[1].enable_read_dense_for_nullable();
  reader_properties[2].disable_read_dense_for_nullable();
  for (const auto& reader_props : reader_properties) {
    std::unique_ptr<ParquetFileReader> file_reader = ParquetFileReader::OpenFile(
        alltypes_plain(), /* memory_map = */ false, reader_props);
    std::shared_ptr<RowGroupReader> group = file_reader->RowGroup(0);
    std::shared_ptr<internal::RecordReader> col_record_reader = group->RecordReader(0);
    ASSERT_EQ(reader_props.read_dense_for_nullable(),
              col_record_reader->read_dense_for_nullable());
  }
}

// Tests getting a record reader from a row group reader.
TEST(TestFileReader, GetRecordReader) {