require 'rails_helper' module BootstrapLeather RSpec.describe WidgetsHelper, folder: :helpers do helper GridHelper describe '#add_widget and #render_widgets' do before do helper.add_widget do Faker::Lorem.paragraph end end subject { helper.render_widgets('md', 3) } it 'shows the tab links' do expect(subject).to(have_tag(:div, with: { class: 'col-md-3' })) end end end end