include ActiveJob::TestHelper RSpec.describe ApplicationJob, type: :job do it_behaves_like 'a job retrying transient errors' describe 'perform' do before do allow(Rails.logger).to receive(:info) end it 'logs start time and end time' do perform_enqueued_jobs { ChildJob.perform_later } expect(Rails.logger).to have_received(:info).with(/started at/).once expect(Rails.logger).to have_received(:info).with(/ended at/).once end end class ChildJob < ApplicationJob def perform; end end end