describe WatchersController, type: 'controller' do
  let(:user) { Fabricate(:user) }
  let(:problem) { Fabricate(:problem) }

  before(:each) { sign_in user }

  describe "#destroy" do
    let(:app) do
      a = Fabricate(:app)
      Fabricate(:user_watcher, app: a, user: user)
      a
    end

    context "successful watcher deletion" do
      let(:watcher) { app.watchers.first }

      before(:each) do
        delete :destroy, :app_id => app.id, :id => watcher.user.id.to_s
        problem.reload
      end

      it "should delete the watcher" do
        expect(app.watchers.detect{|w| w.id.to_s == watcher.id }).to be nil
      end

      it "should redirect to app page" do
        expect(response).to redirect_to(app_path(app))
      end
    end
  end

  describe "#update" do
    let(:app) { Fabricate(:app) }

    context "successful watcher update" do
      before(:each) do
        put :update, :app_id => app.id, :id => user.id.to_s
        problem.reload
      end

      it "should be watching" do
        app.reload
        expect(app.watchers.first.user_id).to eq user.id
      end

      it "should redirect to app page" do
        expect(response).to redirect_to(app_path(app))
      end
    end
  end
end