Method Close

cpp/src/arrow/ipc/read_write_test.cc:1856–1859

  }

  Status Close() {
    RETURN_NOT_OK(payload_writer_->Close());
    return sink_->Close();
  }

  Status ReadBatch(std::shared_ptr<RecordBatch>* out_batch) {
    auto buf_reader = std::make_shared<io::BufferReader>(buffer_);