class CCK::MessagesComparator

def compare(detected, expected)
  detected_by_type = messages_by_type(detected)
  expected_by_type = messages_by_type(expected)
  detected_by_type.each_key do |type|
    compare_list(detected_by_type[type], expected_by_type[type])
  rescue StandardError => e
    all_errors << "Error while comparing #{type}: #{e.message}"
  end
end