require 'rails_helper' describe Admin::ScreenedEmailsController do it "is a subclass of AdminController" do expect(Admin::ScreenedEmailsController < Admin::AdminController).to eq(true) end let!(:user) { log_in(:admin) } context '.index' do before do get :index, format: :json end subject { response } it { is_expected.to be_success } it 'returns JSON' do expect(::JSON.parse(subject.body)).to be_a(Array) end end end