Function TestEmptyTable

cpp/src/arrow/csv/reader_test.cc:77–88

    std::shared_ptr<io::InputStream>)>;

void TestEmptyTable(TableReaderFactory reader_factory) {
  auto empty_buffer = std::make_shared<Buffer>("");
  auto empty_input = std::make_shared<io::BufferReader>(empty_buffer);
  auto maybe_reader =
      reader_factory(empty_input, ParseOptions::Defaults(), /*block_size=*/{});
  // Streaming reader fails on open, table readers fail on first read
  if (maybe_reader.ok()) {
    ASSERT_FINISHES_AND_RAISES(Invalid, (*maybe_reader)->ReadAsync());
  } else {
    ASSERT_TRUE(maybe_reader.status().IsInvalid());
  }
}

void TestHeaderOnly(TableReaderFactory reader_factory) {
  auto header_only_buffer = std::make_shared<Buffer>("a,b,c\n");