tell application "Finder"
  set path_ to "path:to:folder:with:your:fakeworkflow:files"
  repeat with fileRef_ in (get every item of folder path_)
    set file_ to contents of fileRef_
    my _runWorkflow(file_)
  end repeat
end tell

on _runWorkflow(file_)
  tell application "Fake"
    open file_
    delay 1
    run workflow
    wait until done with timeout (60 * 5)
  end tell
end _runWorkflow