vipin@laptop:~/chef-repo $ subl Gemfile 
source 'https://rubygems.org' 
gem 'chefspec' 

vipin@laptop:~/chef-repo $ bundler install 
Fetching gem metadata from https://rubygems.org/ 
...TRUNCATED OUTPUT... 
Installing chefspec (1.3.1) 
Using bundler (1.3.5) 
Your bundle is complete! 

vipin@laptop:~/chef-repo $ mkdir cookbooks//spec 

vipin@laptop:~/chef-repo $ subl  
cookbooks/my_cookbook/spec/default_spec.rb  
require 'chefspec'  
describe 'my_cookbook::default' do  
   let(:chef_run) {  
      ChefSpec::ChefRunner.new(  
         platform:'ubuntu', version:'12.04'  
      ).converge(described_recipe)  
   }  

   it 'creates a greetings file, containing the platform  
   name' do  
      expect(chef_run).to  
      create_file_with_content('/tmp/greeting.txt','Hello! ubuntu!')  
   end  
end 

vipin@laptop:~/chef-repo $ rspec cookbooks//spec/default_spec.rb 
F 
Failures: 
1)  ::default creates a greetings file, containing the platform name 
Failure/Error: expect(chef_run.converge(described_recipe)).to 
create_file_with_content('/tmp/greeting.txt','Hello! ubuntu!') 
File content: 
does not match expected: 
Hello! ubuntu! 
# ./cookbooks/my_cookbook/spec/default_spec.rb:11:in `block 
(2 levels) in ' 
Finished in 0.11152 seconds 
1 example, 1 failure  

Failed examples: 
rspec ./cookbooks/my_cookbook/spec/default_spec.rb:10 # my_ 
cookbook::default creates a greetings file, containing the 
platform name 

vipin@laptop:~/chef-repo $ subl cookbooks//recipes/default.rb 
template '/tmp/greeting.txt' do 
   variables greeting: 'Hello!' 
end 

vipin@laptop:~/chef-repo $ subl cookbooks/< Cookbook Name>/recipes/default.rb 
 ! 

vipin@laptop:~/chef-repo $ rspec cookbooks//spec/default_spec.rb 
. 
Finished in 0.10142 seconds 
1 example, 0 failures