module Fog module Compute class OpenStack class Real def get_image_details(image_id) request( :expects => [200, 203], :method => 'GET', :path => "images/#{image_id}.json" ) end end class Mock def get_image_details(image_id) response = Excon::Response.new if image = list_images_detail.body['images'].detect {|_| _['id'] == image_id} response.status = [200, 203][rand(1)] response.body = { 'image' => image } response else raise Fog::Compute::OpenStack::NotFound end end end end end end