# cmdtest3.txt
# Level 3 functionality test: copy and append
format
ls
mkdir foo
import UserInterface.java foo/UI.java
mkdir bar
echo should generate an error
append foo/UI.java bar/UI2.java
echo copy should be fine
cp foo/UI.java bar/UI2.java
append foo/UI.java bar/UI2.java
export bar/UI2.java cmdtest3.out
ls foo
ls bar
echo should now be able to "diff UserInterface.java cmdtest3.out" and  match half
q