new_contents: from endpoints.tests.testcase import EndpointTestCase
  from rest_framework import status
  from rest_framework.test import APIClient
  
  import sure
  
  
  class TestRooms(EndpointTestCase):
      def test_get(self):
          client = APIClient()
          response = client.get('/sources')
  
          response.status_code.should.eql(status.HTTP_200_OK)
  
          response.data.should.eql(['youtube', 'soundcloud'])
  
subject: test /sources