require 'pio/features'

describe Pio::Features::Reply do
  Given(:options) do
    {
      dpid: 0x123,
      n_buffers: 0x100,
      n_tables: 0xfe,
      capabilities: [:flow_stats, :table_stats, :port_stats, :queue_stats,
                     :arp_match_ip],
      actions: [:output, :set_vlan_vid, :set_vlan_pcp, :strip_vlan,
                :set_dl_src, :set_dl_dst, :set_nw_src, :set_nw_dst,
                :set_nw_tos, :set_tp_src, :set_tp_dst, :enqueue],
      ports: [{ port_no: 1,
                hardware_address: '11:22:33:44:55:66',
                name: 'port123',
                config: [:port_down],
                state: [:link_down],
                curr: [:port_10gb_fd, :port_copper] }]
    }
  end

  describe '.new' do
    When(:features_reply) { Pio::Features::Reply.new(options) }

    Then { features_reply.ofp_version == 1 }
    Then { features_reply.message_type == Pio::OpenFlow::Type::FEATURES_REPLY }
    Then { features_reply.transaction_id == 0 }
    Then { features_reply.xid == 0 }
    Then { features_reply.dpid == 0x123 }
    Then { features_reply.n_buffers == 0x100 }
    Then { features_reply.n_tables == 0xfe }
    Then do
      features_reply.capabilities ==
        [:flow_stats, :table_stats, :port_stats, :queue_stats, :arp_match_ip]
    end
    Then do
      features_reply.actions ==
        [:output, :set_vlan_vid, :set_vlan_pcp, :strip_vlan, :set_dl_src,
         :set_dl_dst, :set_nw_src, :set_nw_dst, :set_nw_tos, :set_tp_src,
         :set_tp_dst, :enqueue]
    end
    Then { features_reply.ports.length == 1 }
    Then { features_reply.ports[0].port_no == 1 }
    Then { features_reply.ports[0].hardware_address == '11:22:33:44:55:66' }
    Then { features_reply.ports[0].name == 'port123' }
    Then { features_reply.ports[0].config == [:port_down] }
    Then { features_reply.ports[0].state == [:link_down] }
    Then { features_reply.ports[0].curr == [:port_10gb_fd, :port_copper] }
    Then { features_reply.ports[0].advertised.empty? }
    Then { features_reply.ports[0].supported.empty? }
    Then { features_reply.ports[0].peer.empty? }
  end

  describe '#to_binary' do
    When(:binary) { Pio::Features::Reply.new(options).to_binary }

    Then { binary.length > 0 }
  end
end