Function CheckRleBitPackedToBitmap

cpp/src/arrow/util/rle_bitmap_test.cc:455–469

Run the decode check over a battery of chunk sizes and output offsets.

/// Run the decode check over a battery of chunk sizes and output offsets.
void CheckRleBitPackedToBitmap(const std::vector<uint8_t>& bytes,
                               const std::vector<bool>& expected) {
  const auto n_vals = static_cast<rle_size_t>(expected.size());
  ASSERT_GT(n_vals, 0);
  for (const rle_size_t chunk_size :
       {rle_size_t{1}, rle_size_t{3}, rle_size_t{7}, rle_size_t{8}, rle_size_t{9},
        rle_size_t{33}, n_vals, n_vals + 1}) {
    CheckRleBitPackedDecode(bytes, expected, chunk_size);
    // A non-zero output offset forces the first run to start at a non-byte
    // aligned output position.
    for (rle_size_t out_offset = 1; out_offset < 8; ++out_offset) {
      CheckRleBitPackedDecode(bytes, expected, chunk_size, out_offset);
    }
  }
}

}  // namespace