### Question:
RedisMsService implements IMsService { @Override public Boolean removeMs(String msCode) { hashOperations.delete(getMainKey(), msCode); return true; }  @Override TacMsDO createMs(TacMsDO tacMsDO); @Override Boolean removeMs(String msCode); @Override Boolean invalidMs(String msCode); @Override Boolean updateMs(String msCode, TacMsDO tacMsDO); @Override TacMsDO getMs(String msCode); @Override List<TacMsDO> getAllMs();  }### Answer:
@Test public void removeMs() { redisMsService.removeMs(tacMsDO.getCode()); TacMsDO ms = redisMsService.getMs(tacMsDO.getCode()); assertNull(ms); }