Basic test for installing chef gem

Author: Clinton Wolfe

Berksfile

@@ -0,0 +1 @@
+metadata

Vagrantfile

@@ -6,12 +6,17 @@ Vagrant.configure('2') do |config|
   config.vm.box = 'Berkshelf-CentOS-6.3-x86_64-minimal'
   config.vm.box_url = 'https://dl.dropbox.com/u/31081437/Berkshelf-CentOS-6.3-x86_64-minimal.box'
 
-  config.vm.provision :chef_solo do |chef|
-    chef.json = {
-    }
+  config.berkshelf.enable = true
 
+  config.vm.provision :chef_solo do |chef|
     chef.run_list = [
         'recipe[attribute-validator::install]'
     ]
+
+    if ENV['CAV_VAGRANTFILE_FIXTURE']
+      fixture_file = File.join(Dir.pwd, 'test', 'fixtures', ENV['CAV_VAGRANTFILE_FIXTURE'])
+      instance_eval(File.read(fixture_file))
+    end
+
   end
 end

recipes/install.rb

@@ -5,4 +5,8 @@
 # Copyright (C) 2013 Clinton Wolfe
 # 
 
-# TODO
+chef_gem "chef-attribute-validator" do
+  action :nothing
+end
+
+resources('chef_gem[chef-attribute-validator]').run_action(:install)

test/unit/gem_install_spec.rb

@@ -0,0 +1,17 @@
+require_relative './spec_helper.rb'
+
+RSpec.configure do |c|
+  include ServerSpecHelper
+
+  c.before :all do
+    setup_serverspec_vagrant_ssh(c)
+  end
+end
+
+
+
+describe 'the VM should get the chef-attribute-validation gem' do
+  describe file('/opt/chef/embedded/lib/ruby/gems/1.9.1/gems/chef-attribute-validator-0.2.0') do
+    it {should be_directory }
+  end
+end

test/unit/spec_helper.rb

@@ -0,0 +1,48 @@
+require 'serverspec'
+require 'pathname'
+require 'net/ssh'
+
+include Serverspec::Helper::Exec
+include Serverspec::Helper::Ssh
+include Serverspec::Helper::DetectOS
+
+module ServerSpecHelper
+  def setup_serverspec_vagrant_ssh(rspec_conf)
+
+    rspec_conf.sudo_password = ENV['SUDO_PASSWORD']
+    
+    # Guess hostname from file location
+    block = self.class.metadata[:example_group_block]
+    file = block.source_location.first
+    host  = File.basename(Pathname.new(file).dirname)
+
+    # Reconnect to VM using Vagrant credentials if it is a different hostname
+    if rspec_conf.host != host # TODO: this is always false, slowwwww tests :(
+      rspec_conf.ssh.close if rspec_conf.ssh
+      rspec_conf.host  = host
+      options = Net::SSH::Config.for(rspec_conf.host)
+      user    = options[:user] || Etc.getlogin
+      `vagrant up default`
+      config = `vagrant ssh-config default`
+      if config != ''
+        # Disabling AssignmentInCondition here because we are doing regex 
+        # matches, whose result is both testable and needed.
+        # rubocop:disable AssignmentInCondition
+        config.each_line do |line|
+          if match = /HostName (.*)/.match(line)  
+            rspec_conf.host = match[1]
+          elsif  match = /User (.*)/.match(line)
+            user = match[1]
+          elsif match = /IdentityFile (.*)/.match(line)
+            options[:keys] =  [match[1].gsub(/"/, '')]
+          elsif match = /Port (.*)/.match(line)
+            options[:port] = match[1]
+          end
+        end
+        # rubocop:enable AssignmentInCondition
+      end
+      rspec_conf.ssh   = Net::SSH.start(rspec_conf.host, user, options)
+    end
+  end
+end
+