# nothing in project/
> g
-> root/compile
> a/compile
> a/aa
> b/compile
> b/h
> c/compile

$ copy-file changes/Basic.scala project/Build.scala
> reload
> g
> root/compile
> a/compile
> a/aa
> b/compile
> b/h
> c/compile

$ copy-file changes/Restricted.scala project/Build.scala
> reload
> root/compile
-> g
-> h
-> a/compile
-> a/aa
-> b/compile
-> b/h
> c/compile