spec/functions/ensure_packages_spec.rb


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#! /usr/bin/env ruby

require 'spec_helper'
require 'rspec-puppet'

describe 'ensure_packages' do
  let(:scope) { PuppetlabsSpec::PuppetInternals.scope }

  describe 'argument handling' do
    it 'fails with no arguments' do
      expect {
        scope.function_ensure_packages([])
      }.to raise_error(Puppet::ParseError, /0 for 1/)
    end

    it 'accepts an array of values' do
      scope.function_ensure_packages([['foo']])
    end

    it 'accepts a single package name as a string' do
      scope.function_ensure_packages(['foo'])
    end
  end

  context 'given a catalog containing Package[puppet]{ensure => absent}' do
    let :pre_condition do
      'package { puppet: ensure => absent }'
    end

    # NOTE: should run.with_params has the side effect of making the compiler
    # available to the test harness.
    it 'has no effect on Package[puppet]' do
      should run.with_params(['puppet'])
      rsrc = compiler.catalog.resource('Package[puppet]')
      rsrc.to_hash.should == {:ensure => "absent"}
    end
  end

  context 'given a clean catalog' do
    it 'declares package resources with ensure => present' do
      should run.with_params(['facter'])
      rsrc = compiler.catalog.resource('Package[facter]')
      rsrc.to_hash[:ensure].should eq("present")
    end
  end
end