### Question:
ControlSignalSentInfo { public long getTimeMillis() { return timeMillis; } ControlSignalSentInfo(int count, long timeMillis); long getTimeMillis(); void setTimeMillis(long timeMillis); int getSendTryCount(); void setSendTryCount(int sendTryCount);  }### Answer:
@Test public void testGetTimeMillis() { assertEquals(timeMillis, controlSignalSentInfo.getTimeMillis()); }