# frozen_string_literal: true require 'rails_helper' describe Scheduler::SoftwareUpdateCheckScheduler do subject { described_class.new } describe 'perform' do let(:service_double) { instance_double(SoftwareUpdateCheckService, call: nil) } before do allow(SoftwareUpdateCheckService).to receive(:new).and_return(service_double) end it 'calls SoftwareUpdateCheckService' do subject.perform expect(service_double).to have_received(:call) end end end