foobar:hellogonk
foobar:hello

foobar:gonk
Failed

foobar:higonk
foobar:hi

foobar:helloworldgonk
Failed

foobar:ggonk
Failed

foobar:gogonk
Failed

foobar:gongonk
Failed

foobar:gonkgonk
Failed

foobar:gonkygonk
Failed

foobar:@gonk
Failed

foobar:its@
foobar:its

foobar:toomany@
Failed