As of now, the only requirement is to fill out an embarkation form online. There are no testing requirements. You may purchase an optional visitor insurance policy offered by Aruba. Check the updated travel requirements on this website: https://www.visitaruba.com/traveling-to-aruba/entry-requirements-and-visas/aruba-travel-restrictions-covid-19/
In case you would like to enjoy the night child-free, the resort uses a baby-sitting service: https://sitters-aruba.com
Use this link: https://bookings.ruuben.wedding/guests/selectmusic.asp
Aruba customs allows 3 bottles of wine OR 1 bottle (liter) of liquor per person. They sometimes check at the airport just be aware. When you leave Aruba, they do not allow visitors to take coral or sea shells and are very strict about this rule.