require "rails_helper" RSpec.describe CommentObserver, type: :observer do let(:user) { create(:user) } let(:article) { create(:article) } before do allow(SlackBot).to receive(:ping).and_return(true) end it "pings slack if user with warned role creates a comment" do user.add_role :warned Comment.observers.enable :comment_observer do create(:comment, user_id: user.id, commentable_id: article.id) end expect(SlackBot).to have_received(:ping).twice end end