gistfile1.txt

include_recipe "apt"

apt_repository 'brightbox-ruby' do
    uri 'http://ppa.launchpad.net/brightbox/ruby-ng/ubuntu'
    distribution node['lsb']['codename']
    components ['main']
    keyserver 'keyserver.ubuntu.com'
    key 'C3173AA6'
    notifies :run, "execute[apt-get update]", :immediately
end

%w{ruby2.0 ruby2.0-dev rubygems ruby-switch}.each do |pkg|
    package pkg do
        action :install
    end
end

gistfile2.txt

require "spec_helper"

describe 'vagrant-dependencies::default' do
  let(:chef_run) { ChefSpec::Runner.new.converge('vagrant-dependencies::default') }

  it 'installs the package' do
    expect(chef_run).to install_package 'ruby2.0'
  end

  it 'renders the bar file correctly' do
    pending
    expect(chef_run).to render_file('/tmp/barbar').with_content("Hubba: 9999\n")
  end
end

gistfile3.txt

Failures:

  1) vagrant-dependencies::default installs the package
     Failure/Error: let(:chef_run) { ChefSpec::Runner.new.converge('vagrant-dependencies::default') }
     NameError:
       Cannot find a resource for apt_repository on chefspec version 0.6.1
     # ./recipes/default.rb:10:in `from_file'
     # ./spec/default_spec.rb:4:in `block (2 levels) in <top (required)>'
     # ./spec/default_spec.rb:7:in `block (2 levels) in <top (required)>'