require 'spec_helper' describe DemoController, type: :controller do describe 'GET #index' do subject { get :index } it { expect(subject.status).to eq 200 } context 'when rails environnement is production' do before do allow(Rails).to receive(:env).and_return(ActiveSupport::StringInquirer.new("production")) end it { expect(subject.status).to eq 302 } end end end