Falderal Test 8b
----------------

This is really just a more lopsided version of test 7.

    -> Functionality "Cat" is implemented by
    -> shell command "python3 cat.py"

    -> Functionality "Cat" is implemented by
    -> shell command "python3 cat.py -f %(test-body-file)"

    -> Functionality "Cat" is implemented by
    -> shell command "python3 cat.py -o %(output-file)"

    -> Functionality "Cat" is implemented by
    -> shell command "python3 echo.py %(test-body-text)"