Example code for beaker-rspec on master & agent

example_spec.rb

# This is what a test would look like.
require 'spec_helper_acceptance'

describe 'some class' do
  it 'does stuff' do
    pp=<<-EOS
notify { 'done stuff spec':
  message => 'This message should appear',
}
    EOS
    make_site_pp(pp)
    # First run for successful changes
    run_agent({:acceptable_exit_codes => [0,2]})
    # Second run for idempotency
    run_agent({:acceptable_exit_codes => [0]})
  end

spec_helper_acceptance.rb

#This is some code that can be placed in the spec/spec_helper_acceptance.rb

def make_sitepp(pp, path = File.join(master['puppetpath'], 'manifests'))
  on master, "mkdir -p #{path}"
  on master, create_remote_file(master, File.join(path, "site.pp"), pp)
  on master, "chown -R #{master['user']}:#{master['group']} #{path}"
end

def run_agent(opts = {})
  run_agent_on(default, opts)
end

def run_agent_on(hosts, opts = {})
  exit_codes = Array(opts[:acceptable_exit_codes])
  exit_codes |= [0]
  shell(puppet('agent', '-t'), {:acceptable_exit_codes => exit_codes})
end

# And then the usual stuff...