Added test of Group with a Control that fills it.
Added test of Group with a Control that fills it.

HunterChen/ui,janstk/ui,mirrr/ui,robbiev/ui,292388900/ui,hajimehoshi/ui,ProtonMail/ui,robbiev/ui,mirrr/ui,hajimehoshi/ui,cainiaocome/ui,beni55/ui,HunterChen/ui,cainiaocome/ui,cainiaocome/ui,ProtonMail/ui,beni55/ui,HunterChen/ui,292388900/ui,beni55/ui,janstk/ui,292388900/ui,robbiev/ui,hajimehoshi/ui,ProtonMail/ui,janstk/ui,mirrr/ui