Schmidt Peterson Motorsports will test the Italian next month at Sebring.
GP3 champion Alex Lynn has joined Williams as the team's development driver, in addition to his already announced GP2 programme with DAMS.
Japanese Formula Three Champion Nobuharu Matsushita has completed ART's driver line-up in GP2 for the 2015 season.
GP3 team Status Grand Prix have signed an agreement to acquire Caterham Racing.
Belgian denies Pic in race long duel.
Sakhir runs put mileage on new-for-2015 drag-reduction system in Formula One's feeder series.