gistfile1.rb

context "when signed out" do
  setup { sign_out }

  context "on get to new" do
    setup { get :new }
    should_deny_access
  end
end

context "when signed in" do
  setup { sign_in }

  context "on get to new" do
    setup { get :new }
    ...
  end
end

context "when signed in as an admin" do
  setup { sign_in_as Factory(:admin_user) }

  context "on delete to destroy" do
    setup { delete :destroy }
    ...
  end
end