Method create_array_and_write_fragments

test/src/test-cppapi-aggregates.cc:549–616

template <class T>
void CppAggregatesFx<T>::create_array_and_write_fragments() {
  if (dense_) {
    create_dense_array();

    optional<std::vector<uint8_t>> validity_full = nullopt;
    optional<std::vector<uint8_t>> validity_single = nullopt;
    optional<std::vector<uint8_t>> validity_two_full = nullopt;
    if (nullable_) {
      validity_full = {1, 0, 1, 0, 1, 0, 1, 0, 1};
      validity_single =
          std::make_optional<std::vector<uint8_t>>(std::vector<uint8_t>({1}));
      validity_two_full = {
          1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0};
    }

    // Write first tile.
    write_dense({0, 1, 2, 3, 4, 5, 6, 7, 8}, 1, 3, 1, 3, 1, validity_full);

    // Write second tile.
    write_dense(
        {9, 10, 11, 12, 255, 14, 15, 16, 17}, 1, 3, 4, 6, 3, validity_full);

    // Overwrite single value in second tile. This will create overlapping
    // fragment domains.
    write_dense({13}, 2, 2, 5, 5, 5, validity_single);

    // Write third and fourth tile.
    write_dense(
        {18,
         19,
         20,
         21,
         22,
         23,
         24,
         25,
         26,
         27,
         28,
         29,
         30,
         31,
         32,
         33,
         34,
         35},
        4,
        6,
        1,
        6,
        7,
        validity_two_full);
  } else {
    create_sparse_array();

    // Write fragments, only cell 3,3 is duplicated.
    optional<std::vector<uint8_t>> validity_values = nullopt;
    if (nullable_) {