Method OpenExampleFile

cpp/src/parquet/reader_test.cc:759–774

class TestCheckDataPageCrc : public ::testing::Test {
 public:
  void OpenExampleFile(const std::string& file_path) {
    file_reader_ = ParquetFileReader::OpenFile(file_path,
                                               /*memory_map=*/false, reader_props_);
    auto metadata_ptr = file_reader_->metadata();
    EXPECT_EQ(1, metadata_ptr->num_row_groups());
    EXPECT_EQ(2, metadata_ptr->num_columns());
    row_group_ = file_reader_->RowGroup(0);

    column_readers_.resize(2);
    column_readers_[0] = row_group_->Column(0);
    column_readers_[1] = row_group_->Column(1);

    page_readers_.resize(2);
    page_readers_[0] = row_group_->GetColumnPageReader(0);
    page_readers_[1] = row_group_->GetColumnPageReader(1);
  }

  template <typename DType>
  void CheckReadBatches(int col_index, int expect_values) {