def test_get_missing_content_run_time(self):
     twemail = Twemail()
     self.assertEqual(twemail.get_last_tweet_id('test/empty.log'), None)
 def test_get_last_tweet_id(self):
     twemail = Twemail()
     self.assertEqual(twemail.get_last_tweet_id('test/record.log'), 3)
 def test_get_missing_file_last_tweet_id(self):
     twemail = Twemail()
     self.assertEqual(twemail.get_last_tweet_id('no/such/file'), None)