discourse/spec/controllers/clicks_controller_spec.rb

require 'rails_helper'

describe ClicksController do

  context 'create' do

    context 'missing params' do

      it 'raises a 404 without a url' do
        get :track, params: { post_id: 123 }

        expect(response).to be_not_found
      end

    end

    context 'correct params' do
      let(:url) { "http://discourse.org" }

      before do
        request.headers.merge!('REMOTE_ADDR' => '192.168.0.1')
      end

      context "with a made up url" do
        render_views

        it "doesn't redirect" do
          TopicLinkClick.expects(:create_from).returns(nil)

          get :track, params: { url: 'http://discourse.org', post_id: 123 }

          expect(response).not_to be_redirect
          expect(response.body).to include(I18n.t("redirect_warning"))
        end
      end

      context "with a valid url" do
        it "redirects" do
          TopicLinkClick.expects(:create_from).with(has_entries('url' => 'http://discourse.org/?hello=123')).returns(url)

          get :track, params: { url: 'http://discourse.org/?hello=123', post_id: 123 }

          expect(response).to redirect_to(url)
        end
      end

      context 'with a post_id' do
        it 'redirects' do
          TopicLinkClick.expects(:create_from).with('url' => url, 'post_id' => '123', 'ip' => '192.168.0.1').returns(url)

          get :track, params: { url: url, post_id: 123 }

          expect(response).to redirect_to(url)
        end

        it "redirects links in whispers to staff members" do
          log_in(:admin)
          whisper = Fabricate(:post, post_type: Post.types[:whisper])

          get :track, params: { url: url, post_id: whisper.id }

          expect(response).to redirect_to(url)
        end

        it "doesn't redirect with the redirect=false param" do
          TopicLinkClick.expects(:create_from).with('url' => url, 'post_id' => '123', 'ip' => '192.168.0.1', 'redirect' => 'false').returns(url)

          get :track, params: { url: url, post_id: 123, redirect: 'false' }

          expect(response).not_to be_redirect
        end
      end

      context 'with a topic_id' do
        it 'redirects' do
          TopicLinkClick.expects(:create_from).with('url' => url, 'topic_id' => '789', 'ip' => '192.168.0.1').returns(url)

          get :track, params: { url: url, topic_id: 789 }

          expect(response).to redirect_to(url)
        end
      end

    end

  end

end