describe aws_ec2(name: 'Example') do it { should exist } its('image_id') { should eq 'ami-0d729a60' } its('instance_type') { should eq 't2.micro' } end #must use a real EC2 instance name, as the SDK will first check to see if its well formed before sending requests describe aws_ec2('i-06b4bc106e0d03dfd') do it { should_not exist } end