Method Finish

cpp/src/arrow/dataset/scanner_test.cc:1999–2004

  template <typename T>
  void Finish(AsyncGenerator<T> gen) {
    for (const auto& controlled_fragment : controlled_fragments_) {
      controlled_fragment->Finish();
    }
    ASSERT_FINISHES_OK(VisitAsyncGenerator(gen, [](T batch) { return Status::OK(); }));
  }

  std::shared_ptr<Schema> schema_ = schema({field("values", int32())});
  std::vector<std::shared_ptr<ControlledFragment>> controlled_fragments_;