"spec/spec_helper.rb"
===============================
require 'chefspec'
require 'chefspec/berkshelf'

ChefSpec::Coverage.start! do
  add_filter /chef-vault/
end

def scanmaster_scanserf
  {
    'scanserf_rsa' => 'pass'
  }
end

def file_stubs
  stub_original(::File, :file?)
  stub_original(::File, :open)
  stub_original(::File, :directory?)
  stub_original(::Find, :find)
  stub_original(::Dir, :entries)
  stub_original(::Dir, :exist?)
end



=====spec/unit/recipes/default_spec.rb
require 'spec_helper'

describe 'scanmaster_app::default' do
  let(:chef_run) do
    runner_params = {
      platform: 'redhat',
      version: '6.5'
    }
    ChefSpec::SoloRunner.new(runner_params).converge(described_recipe)

  before :each do
    file_stubs
    allow(Chef::DataBagItem).to receive(:load).with('scanmaster', 'scanserf')
      .and_return(scanmaster_scanserf)
  end

  end

  it 'converges w/o fail' do
    expect {chef_run}.to_not raise_error
  end
end