#
# Author: Yasuhito Takamiya <yasuhito@gmail.com>
#
# Copyright (C) 2008-2012 NEC Corporation
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License, version 2, as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#


require File.join( File.dirname( __FILE__ ), "..", "spec_helper" )
require "trema/mac"


module Trema
  describe Mac do
    context "when creating from an invalid value" do
      context %{when "INVALID MAC ADDRESS" } do
        it "should raise an error" do
          lambda do
            Mac.new( "INVALID MAC ADDRESS" )
          end.should raise_error( %{Invalid MAC address: "INVALID MAC ADDRESS"} )
        end
      end


      context "when -1" do
        it "should raise an error" do
          lambda do
            Mac.new( -1 )
          end.should raise_error( "Invalid MAC address: -1" )
        end
      end


      context "when 0x1000000000000" do
        it "should raise an error" do
          lambda do
            Mac.new( 0x1000000000000 )
          end.should raise_error( "Invalid MAC address: #{ 0x1000000000000 }" )
        end
      end


      context %{when "[ 1, 2, 3 ]" } do
        it "should raise an error" do
          lambda do
            Mac.new( [ 1, 2, 3 ] )
          end.should raise_error( "Invalid MAC address: [1, 2, 3]" )
        end
      end
    end


    context "when creating" do
      subject { Mac.new( mac_address ) }


      context %{when "11:22:33:44:55:66"} do
        let( :mac_address ) { "11:22:33:44:55:66" }

        it { should == Mac.new( "11:22:33:44:55:66" ) }
        its( :value ) { should == 0x112233445566 }
        its( :to_s ) { should == "11:22:33:44:55:66" }
        its( :to_short ) { should == [ 0x11, 0x22, 0x33, 0x44, 0x55, 0x66 ] }
      end


      context "when 0" do
        let( :mac_address ) { 0 }

        it { should == Mac.new( 0 ) }
        its( :value ) { should == 0 }
        its( :to_s ) { should == "00:00:00:00:00:00" }
        its( :to_short ) { should == [ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 ] }
      end


      context "when 0xffffffffffff" do
        let( :mac_address ) { 0xffffffffffff }

        it { should == Mac.new( 0xffffffffffff ) }
        its( :value ) { should == 0xffffffffffff }
        its( :to_s ) { should == "ff:ff:ff:ff:ff:ff" }
        its( :to_short ) { should == [ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff ] }
      end
    end


    context "when querying FDB" do
      it "should be used for FDB keys" do
        fdb = {}
        fdb[ Mac.new( "00:00:00:00:00:01" ) ] = "Port #1"
        fdb[ Mac.new( "00:00:00:00:00:01" ) ].should == "Port #1"
      end
    end
  end
end


### Local variables:
### mode: Ruby
### coding: utf-8-unix
### indent-tabs-mode: nil
### End: