discourse/spec/services/post_alerter_spec.rb

require 'spec_helper'

describe PostAlerter do

  let!(:evil_trout) { Fabricate(:evil_trout) }

  def create_post_with_alerts(args={})
    post = Fabricate(:post, args)
    alerter = PostAlerter.new
    alerter.after_create_post(post)
    alerter.after_save_post(post)
    post
  end

  context 'quotes' do

    it 'notifies a user by username' do
      lambda {
        create_post_with_alerts(raw: '[quote="EvilTrout, post:1"]whatup[/quote]')
      }.should change(evil_trout.notifications, :count).by(1)
    end

    it "won't notify the user a second time on revision" do
      p1 = create_post_with_alerts(raw: '[quote="Evil Trout, post:1"]whatup[/quote]')
      lambda {
        p1.revise(p1.user, '[quote="Evil Trout, post:1"]whatup now?[/quote]')
      }.should_not change(evil_trout.notifications, :count)
    end

    it "doesn't notify the poster" do
      topic = create_post_with_alerts.topic
      lambda {
        Fabricate(:post, topic: topic, user: topic.user, raw: '[quote="Bruce Wayne, post:1"]whatup[/quote]')
      }.should_not change(topic.user.notifications, :count).by(1)
    end
  end

  context '@mentions' do

    let(:user) { Fabricate(:user) }
    let(:mention_post) { create_post_with_alerts(user: user, raw: 'Hello @eviltrout')}
    let(:topic) { mention_post.topic }

    it 'notifies a user' do
      lambda {
        mention_post
      }.should change(evil_trout.notifications, :count).by(1)
    end

    it "won't notify the user a second time on revision" do
      mention_post
      lambda {
        mention_post.revise(mention_post.user, "New raw content that still mentions @eviltrout")
      }.should_not change(evil_trout.notifications, :count)
    end

    it "doesn't notify the user who created the topic in regular mode" do
      topic.notify_regular!(user)
      mention_post
      lambda {
        create_post_with_alerts(user: user, raw: 'second post', topic: topic)
      }.should_not change(user.notifications, :count).by(1)
    end

  end
end