gistfile1.rb

require 'serverspec'

include Serverspec::Helper::DetectOS
include Serverspec::Helper::Exec

p self.methods.grep(/attr/)
# [:attr, :attr_set] と出る

describe {
  p self.methods.grep(/attr/)
  # [:attr_set] と出る
  it do
    p self.methods.grep(/attr/)
    # [:attr, :attr_set] と出る
  end
}