host_spec.rb

require 'spec_helper'

describe 'dhcp::host' do
  on_supported_os.each do |os, facts|
    let :title do 'myhost' end

    let :params do {
      :ip  => '10.0.0.100',
      :mac => '01:02:03:04:05:06',
    } end

    let :facts do
      facts
    end

    let :pre_condition do
      "class { '::dhcp': interfaces => ['eth0']}"
    end

    let(:fragment_name) do
      'dhcp.hosts+10_myhost.hosts'
    end

    shared_examples "a concat template" do
      it { is_expected.to compile.with_all_deps }

      it do
        is_expected.to contain_concat__fragment(fragment_name).with_content(expected_content)
      end
    end

    context "on #{os}" do
      describe 'minimal parameters' do
        let(:expected_content) do
          <<~CONTENT
            host myhost {
              hardware ethernet   01:02:03:04:05:06;
              fixed-address       10.0.0.100;
              ddns-hostname       "myhost";
            }
          CONTENT
        end

        it_behaves_like "a concat template"
      end

      describe 'comment parameter' do
        let(:params) { super().merge(comment: 'a useful comment') }

        let(:expected_content) do
          <<~CONTENT
            # a useful comment
            host myhost {
              hardware ethernet   01:02:03:04:05:06;
              fixed-address       10.0.0.100;
              ddns-hostname       "myhost";
            }
          CONTENT
        end

        it_behaves_like "a concat template"
      end

      describe 'raw_prepend parameter' do
        let(:params) { super().merge(raw_prepend: 'fixed-address6 FE80:0000:0000:0000:903A:1C1A:E802:11E4;') }

        let(:expected_content) do
          <<~CONTENT
            host myhost {
              fixed-address6 FE80:0000:0000:0000:903A:1C1A:E802:11E4;
              hardware ethernet   01:02:03:04:05:06;
              fixed-address       10.0.0.100;
              ddns-hostname       "myhost";
            }
          CONTENT
        end

        it_behaves_like "a concat template"
      end

      describe 'raw_append parameter' do
        let(:params) { super().merge(raw_append: 'dhcp-client-identifier "spec";') }

        let(:expected_content) do
          <<~CONTENT
            host myhost {
              hardware ethernet   01:02:03:04:05:06;
              fixed-address       10.0.0.100;
              ddns-hostname       "myhost";
              dhcp-client-identifier "spec";
            }
          CONTENT
        end

        it_behaves_like "a concat template"
      end
    end
  end
end