new_contents: import os
  import pytest
  
  from ricecooker.utils.youtube_cache import * 
  
  
  
  """ *********** YouTube Cache FIXTURES *********** """
  
  @pytest.fixture
  def youtube_video_cache():
      cache_dir = os.path.join('tests', 'testcontent', 'youtubecache')
      assert os.path.isdir(cache_dir), 'Incorrect directory path setting'
      return YouTubeVideoCache(video_id='DFZb2qBIrEw', alias='test-video', cache_dir=cache_dir)
  
  
  
  """ *********** YouTube Cache TESTS *********** """
  
  def test_youtube_video_cache(youtube_video_cache):
      youtube_video_cache.get_video_info()
      video_cache_filepath = os.path.join('tests', 'testcontent', 'youtubecache', 'test-video.json')
      assert os.path.exists(video_cache_filepath)
  
subject: Add tests