def test_is_blocked(self):
source = Source(id='x')
self.assertFalse(source.is_blocked({'author': {'numeric_id': '1'}}))
source = Source(id='x', blocked_ids = ['1', '2'])
self.assertTrue(source.is_blocked({'author': {'numeric_id': '1'}}))
self.assertFalse(source.is_blocked({'object': {'actor': {'numeric_id': '3'}}}))
