class Inspec::Resources::Routingtable

def has_entry?(input_route)
  # check if the destination, gateway, interface exists as part of the routing_info
  if input_route.key?(:destination) && input_route.key?(:gateway) && input_route.key?(:interface)
    # check if there is key with destination's value in hash;
    # if yes, check if destination and gateway is present else return false
    @routing_info.key?(input_route[:destination]) ? @routing_info[input_route[:destination]].include?([input_route[:gateway], input_route[:interface]]) : false
  else
    raise Inspec::Exceptions::ResourceSkipped, "One or more missing key, have_entry? matcher expects a hash with 3 keys: destination, gateway and interface"
  end
end