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• 3. Add the package funList ; declaration to the top of EmptyIntList.java , ConstIntList.java , and IntListVisitor.java , and move them into the funList subdirectory. You should be able to compile each file individually. Try it.

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We can't run anything yet, because that's just a piece of the whole program.

• 4. Create and save a JUnit test class called TestEmptyIntList . Do not make TestEmptyIntList.java part of the package. TestEmptyIntList.java does not have a package name, and is thus said to be in the no-name (or default) package.  Save TestEmptyList.java in lab10 subdirectory (right above funlist).

Add code to test the accept method of EmptyIntList . What can we do here?

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