Setting up data for testing with the RelatedByCategory gem (Nesta).

related_by_category_spec.rb

require 'nesta/app'
require_relative 'model_factory'

require 'minitest/spec'
require 'minitest/autorun'

require 'nokogiri'
require 'open-uri'

describe "testing related articles" do
  include ModelFactory

  before do
    @jazz = create_category(:heading => "Jazz", :path => "jazz")
    @rock = create_category(:heading => "Rock", :path => "rock")

    @ledzep = create_article(
      :heading => 'Led Zep',
      :metadata => { "categories" => @rock.path })

    @cream = create_article(
      :heading => 'Cream',
      :metadata => { "categories" => @rock.path })
  end

  describe "pages with no categories" do
    it "has no related articles" do
      #TODO
    end
    it "doesn't add anything to the DOM" do
      #TODO
    end
  end

  describe "testing the setup" do
    before do

    end
    it "sets up articles and their categories correctly" do
      @ledzep.categories.count.must_equal 1 #correct
      @ledzep.categories[0].heading.must_equal 'Rock' #correct

      @rock.articles.count.must_equal 2 #actual: 1
      @rock.articles.first.heading.must_equal 'Led Zep' #actual: Cream, so last article overwrites all previous

      @ledzep.categories[0].articles.count.must_equal 2 #actual: 1
      @ledzep.categories[0].articles[0].heading.must_equal 'Led Zep' #actual: 'Cream'

      @ledzep.has_related_articles?.must_equal true #actual: false
      @ledzep.related_by_category(:selection => 'random', :number => 3).count.must_equal 1 #actual: 0
    end

  end
end