Ferrari have announced their driver line-up for the test which follows the Spanish Grand Prix at the Circuit de Barcelona-Catalunya.
Leclerc will be testing for the Scuderia, while Vettel will be instead testing for tyre manufacturer Pirelli, though he will still be driving the SF90.
However, a current simulator driver for the team, it will be Fuocco’s first testing action in Formula 1 since Barcelona in 2016. The Ferrari Academy member has most recently served as test and reserve driver for the Dragon Formula E team.
British racer Callum Ilott will get his first taste of Formula 1 machinery with Alfa Romeo on the opening day.
The 19-year-old has had a difficult start to life in Formula 2, failing to score a point in his opening four races for the Sauber Junior Team by Charouz.