### Question:
ChannelzProtoUtil { static ServerRef toServerRef(InternalWithLogId obj) { return ServerRef .newBuilder() .setServerId(obj.getLogId().getId()) .setName(obj.toString()) .build(); } private  ChannelzProtoUtil();  static final String SO_LINGER; static final String SO_TIMEOUT; static final String TCP_INFO; }### Answer:
@Test public void toServerRef() { assertEquals(serverRef, ChannelzProtoUtil.toServerRef(server)); }