growstuff/spec/views/members/show.rss.haml_spec.rb

# frozen_string_literal: true

require 'rails_helper'

describe 'members/show.rss.haml', type: "view" do
  subject { rendered }

  context 'with a few posts' do
    before do
      @member = assign(:member, create(:member, login_name: 'callum'))
      @post1 = create(:post, id: 1, author: @member, body: "This is some text.")
      @post2 = create(:markdown_post, id: 2, author: @member)
      assign(:posts, [@post1, @post2])
      render
    end

    it 'shows RSS feed title' do
      expect(subject).to have_text("callum's recent posts")
    end

    it 'shows content of posts' do
      expect(subject).to have_content "This is some text."
    end

    it 'renders post bodies to HTML and XML-escapes them' do
      # The variable "rendered" has been entity-replaced and tag-stripped
      # The literal string output contains "<strong>" etc.
      expect(subject).to have_content "<strong>strong</strong>"
    end

    it 'gives the author in the item title' do
      expect(subject).to have_content "#{@post1.subject} by #{@post1.author}"
    end
  end

  context 'with more than 50 posts' do
    it 'limits posts in the RSS feed to 50' do
      member = assign(:member, create(:member))
      create_list(:post, 55, author: member)
      render
      expect(rendered.scan(/<item>/).size).to eq(50)
    end
  end
end