discourse/spec/lib/onebox/engine/stack_exchange_onebox_spec.rb

# frozen_string_literal: true

describe Onebox::Engine::StackExchangeOnebox do
  describe 'domains' do
    [
      'stackoverflow.com', 'meta.stackoverflow.com',
      'superuser.com', 'meta.superuser.com',
      'serverfault.com', 'meta.serverfault.com',
      'askubuntu.com', 'meta.askubuntu.com',
      'mathoverflow.net', 'meta.mathoverflow.net',
      'money.stackexchange.com', 'meta.money.stackexchange.com',
      'stackapps.com'
    ].each do |domain|
      it "matches question with short URL on #{domain}" do
        expect(described_class === URI("http://#{domain}/q/55495")).to eq(true)
      end

      it "matches question with long URL on #{domain}" do
        expect(described_class === URI("http://#{domain}/questions/55495/title-of-question")).to eq(true)
      end

      it "matches answer with short URL on #{domain}" do
        expect(described_class === URI("http://#{domain}/a/55503")).to eq(true)
      end

      it "matches question with long URL on #{domain}" do
        expect(described_class === URI("http://#{domain}/questions/55495/title-of-question/55503#55503")).to eq(true)
      end
    end

    it "doesn't match question on example.com" do
      expect(described_class === URI('http://example.com/q/4711')).to eq(false)
    end

    it "doesn't match answer on example.com" do
      expect(described_class === URI('http://example.com/a/4711')).to eq(false)
    end
  end

  {
    'long URL' => 'http://stackoverflow.com/questions/17992553/concept-behind-these-four-lines-of-tricky-c-code',
    'short URL' => 'http://stackoverflow.com/q/17992553'
  }.each do |name, url|
    describe "question with #{name}" do
      before do
        @link = url

        stub_request(:get, 'https://api.stackexchange.com/2.2/questions/17992553?site=stackoverflow.com&filter=!5-duuxrJa-iw9oVvOA(JNimB5VIisYwZgwcfNI')
          .to_return(status: 200, body: onebox_response('stackexchange-question'))
      end

      include_context 'engines'
      it_behaves_like 'an engine'

      describe '#to_html' do
        it 'includes question title' do
          expect(html).to include('Concept behind these four lines of tricky C code')
        end

        it "includes 'asked by'" do
          expect(html).to include('asked by')
        end

        it "doesn't include 'answered by'" do
          expect(html).not_to include('answered by')
        end
      end
    end
  end

  {
    'long URL' => 'http://stackoverflow.com/questions/17992553/concept-behind-these-four-lines-of-tricky-c-code/17992906#17992906',
    'short URL' => 'http://stackoverflow.com/a/17992906'
  }.each do |name, url|
    describe "answer with #{name}" do
      before do
        @link = url

        stub_request(:get, 'https://api.stackexchange.com/2.2/answers/17992906?site=stackoverflow.com&filter=!.FjueITQdx6-Rq3Ue9PWG.QZ2WNdW')
          .to_return(status: 200, body: onebox_response('stackexchange-answer'))
      end

      include_context 'engines'
      it_behaves_like 'an engine'

      describe '#to_html' do
        it 'includes question title' do
          expect(html).to include('Concept behind these four lines of tricky C code')
        end

        it "includes 'answered by'" do
          expect(html).to include('answered by')
        end

        it "doesn't include 'asked by'" do
          expect(html).not_to include('asked by')
        end
      end
    end
  end
end