message: test_aggregation! augmented
diff: @@ -750,12 +750,11 @@ mod tests {
  let mut prng = ChaCha20Rng::from_seed(MaskSeed::generate().as_array());
  let mut masked_models = iter::repeat_with(move || {
  let order = config.order();
  + let integer = generate_integer(&mut prng, &order);
  let integers = iter::repeat_with(|| generate_integer(&mut prng, &order))
  .take($len as usize)
  .collect::<Vec<_>>();
  - let model = MaskVect::new_unchecked(config, integers);
  - let scalar = MaskUnit::default(config);
  - MaskObject::new_unchecked(model, scalar)
  + MaskObject::new(config.into(), integers, integer).unwrap()
  });
  // Step 3 (actual test):
  