#!/usr/bin/env ruby

require File.expand_path(File.dirname(__FILE__) + '/../../spec_helper')

require 'facter/util/macaddress'

describe "Darwin" do
    test_cases = [
        # version, iface, real macaddress,     fallback macaddress
        ["9.8.0",  'en0', "00:17:f2:06:e4:2e", "00:17:f2:06:e4:2e"],
        ["10.3.0", 'en0', "00:17:f2:06:e3:c2", "00:17:f2:06:e3:c2"],
        ["10.6.4", 'en1', "58:b0:35:7f:25:b3", "58:b0:35:fa:08:b1"]
    ]

    test_cases.each do |version, default_iface, macaddress, fallback_macaddress|
        netstat_file = File.join(SPECDIR, "fixtures", "netstat", "darwin_#{version.tr('.', '_')}")
        ifconfig_file_no_iface = File.join(SPECDIR, "fixtures", "ifconfig", "darwin_#{version.tr('.', '_')}")
        ifconfig_file = "#{ifconfig_file_no_iface}_#{default_iface}"

        describe "version #{version}" do

            describe Facter::Util::Macaddress::Darwin do

                describe ".default_interface" do
                    describe "when netstat has a default interface" do

                        before do
                            Facter::Util::Macaddress::Darwin.stubs(:netstat_command).returns("cat \"#{netstat_file}\"")
                        end

                        it "should return the default interface name" do
                            Facter::Util::Macaddress::Darwin.default_interface.should == default_iface
                        end
                    end

                end

                describe ".macaddress" do
                    describe "when netstat has a default interface" do
                        before do
                            Facter.stubs(:warn)
                            Facter::Util::Macaddress::Darwin.stubs(:default_interface).returns('')
                            Facter::Util::Macaddress::Darwin.stubs(:ifconfig_command).returns("cat \"#{ifconfig_file}\"")
                        end

                        it "should return the macaddress of the default interface" do
                            Facter::Util::Macaddress::Darwin.macaddress.should == macaddress
                        end

                    end

                    describe "when netstat does not have a default interface" do
                        before do
                            Facter::Util::Macaddress::Darwin.stubs(:default_interface).returns("")
                            Facter::Util::Macaddress::Darwin.stubs(:ifconfig_command).returns("cat \"#{ifconfig_file_no_iface}\"")
                        end

                        it "should warn about the lack of default" do
                            Facter.expects(:warn).with("Could not find a default route. Using first non-loopback interface")
                            Facter::Util::Macaddress::Darwin.stubs(:default_interface).returns('')
                            Facter::Util::Macaddress::Darwin.macaddress
                        end

                        it "should return the macaddress of the first non-loopback interface" do
                            Facter::Util::Macaddress::Darwin.macaddress.should == fallback_macaddress
                        end

                    end
                end

            end

        end
    end
end