tests(AppSettings): adds some additional tests
tests(AppSettings): adds some additional tests

Vinatorul/clap-rs,cstorey/clap-rs,cstorey/clap-rs,Vinatorul/clap-rs,clap-rs/clap,kbknapp/clap-rs,kbknapp/clap-rs,cstorey/clap-rs,sru/clap-rs,clap-rs/clap,sru/clap-rs,Vinatorul/clap-rs,clap-rs/clap,sru/clap-rs