Travelers who can prove that they have received the required doses of an authorized vaccine, will not be required to undergo any tests to visit.
Travelers must present a completed Health Declaration Form and a completed Immigration form.
Children under the age of 2 are exempt from presenting a COVID-19 test.
Travelers with proof of recovery from the virus within the last 90 days prior to boarding. Proof of a recent positive viral test and a letter from your healthcare provider or a public health official stating that you were cleared to travel.
More info at the CDC site
Travelers who did not get tested, are advised to stay home and self-quarantine for 10 days after travel.