global

def debug_lists(expected, obtained)
  return unless ENV['VERBOSE']
  return if expected.sort == obtained.sort

  to_read = expected.count > obtained.count ? expected : obtained
  columnize = "\t\t\t\t | \t\t\t\t"

  puts "    | Expected #{columnize} GOT"
  to_read.each_with_index do |_, index|
    ok = expected[index] == obtained[index] ? 'v' : 'x'
    puts "[#{ok}] | #{expected[index]} #{columnize} #{obtained[index]}"
  end
end