Function CreateUnalignedArray

cpp/src/arrow/util/align_util_test.cc:73–86

}

arrow::Result<std::shared_ptr<Array>> CreateUnalignedArray(const Array& array) {
  // Slicing by 1 would create an invalid array if the type was wider than
  // 1 byte so double-check that the array is a 1-byte type
  EXPECT_EQ(array.type_id(), Type::UINT8);
  BufferVector sliced_buffers(array.data()->buffers.size(), nullptr);
  for (std::size_t i = 0; i < array.data()->buffers.size(); ++i) {
    if (array.data()->buffers[i]) {
      sliced_buffers[i] = SliceBuffer(array.data()->buffers[i], 1, 2);
    }
  }
  auto sliced_array_data =
      ArrayData::Make(array.type(), /*length=*/2, std::move(sliced_buffers));
  return MakeArray(std::move(sliced_array_data));
}

TEST(BitmapWordAlign, AlignedDataStart) {
  alignas(8) char buf[136] = {0};