default_spec.rb

require 'spec_helper'

describe 'apache::default' do
  let(:chef_run) {
    ChefSpec::SoloRunner.new do |node|
      # node.automatic['ipaddress'] = '10.10.10.10'
    end.converge(described_recipe)
  }

  it 'install package apache2' do
       expect(chef_run).to install_package('apache2')
  end

  it 'service apache2 should be running' do
       expect(chef_run).to start_service('apache2')
  end

  it 'enable service apache2 at boot time' do
    expect(chef_run).to enable_service('apache2')
  end

  it 'execute apt-get update -y' do 
    expect(chef_run).to run_execute('sudo apt-get update -y')
  end

  it 'print some log' do
    chef_run.node.automatic['ipaddress'] = "127.0.0.1"
    expect(chef_run).to write_log("=== some log === 127.0.0.1")
  end

end