### Question:
ChannelzProtoUtil { static ChannelRef toChannelRef(InternalWithLogId obj) { return ChannelRef .newBuilder() .setChannelId(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 toChannelRef() { assertEquals(channelRef, ChannelzProtoUtil.toChannelRef(channel)); }