class ParallelTests::Test::Runner

def files_in_folder(folder, options = {})
  pattern = if options[:symlinks] == false # not nil or true
    "**/*"
  else
    # follow one symlink and direct children
    # http://stackoverflow.com/questions/357754/can-i-traverse-symlinked-directories-in-ruby-with-a-glob
    "**{,/*/**}/*"
  end
  Dir[File.join(folder, pattern)].uniq.sort
end