# create `Product A` and `Product B` with some qty in stock in Admin Console
# create 1 order for `Product A` on Front-End
# create 1 order for `Product B` on Front-End
# click `Edit` tolbar button in orders grid (in Admin Console) while having both orders selected
# record values of `Products.QtyReserved` column value
# click on `Save` toolbar button in editing window
# confirm, that value in `Products.QtyReserved` column has increased for both products (before it would only increase for product in 1st edited order)