def METHOD_NAME(self):
    self.create_whisper_hosts()
    self.addCleanup(self.wipe_whisper_hosts)
    reader = WhisperReader(self.worker1, 'hosts.worker1.cpu')
    raw_step = reader.get_raw_step()
    self.assertEqual(int(raw_step),1)
    # read it again to validate cache works
    raw_step = reader.get_raw_step()
    self.assertEqual(int(raw_step),1)