text: const should = require('should');
  const card = require('../../../../../server/lib/mobiledoc/cards/code');
  const SimpleDom = require('simple-dom');
  const serializer = new SimpleDom.HTMLSerializer(SimpleDom.voidMap);
  
  describe('Code card', function () {
      it('Renders and escapes', function () {
          let opts = {
              env: {
                  dom: new SimpleDom.Document()
              },
              payload: {
                  code: '<p>Test</p>'
              }
          };
  
          serializer.serialize(card.render(opts)).should.match('<!--kg-card-begin: code--><pre><code>&lt;p&gt;Test&lt;/p&gt;</code></pre><!--kg-card-end: code-->');
      });
  
      it('Renders language class if provided', function () {
          let opts = {
              env: {
                  dom: new SimpleDom.Document()
              },
              payload: {
                  code: '<p>Test</p>',
                  language: 'html'
              }
          };
  
          serializer.serialize(card.render(opts)).should.match('<!--kg-card-begin: code--><pre><code class="language-html">&lt;p&gt;Test&lt;/p&gt;</code></pre><!--kg-card-end: code-->');
      });
  
      it('Renders nothing when payload is undefined', function () {
          let opts = {
              env: {
                  dom: new SimpleDom.Document()
              },
              payload: {
                  code: undefined
              }
          };
  
          serializer.serialize(card.render(opts)).should.match('');
      });
  });
  