@Test
public void itReturnsDurationWhenGetFeeds() {

  Feed feed = repository.getFeed(expectedId);
  Episode episode = feed.getEpisodes().get(firstPosition);
  Episode expectedEpisode = new Episode() {
    @Override
    public String getDuration() {
      return "01:01:07";
    }
  };
  assertThat(episode.getDuration(), is(expectedEpisode.getDuration()));
}