### Question:
DssRestChannelHandlerCommandResponse implements DssRestChannelHandlerCommand { @Override public String toString() { return "DssRestChannelHandlerCommandResponse{" + "channelId: '" + channelId + "', " + "status: '" + status + "', " + "response: '" + response + "'" + "}"; } @Builder private  DssRestChannelHandlerCommandResponse(String channelId, Integer status, DssRestServiceResponse response); @Override String toString();  }### Answer:
@Test void testToString() { final DssRestChannelHandlerCommandResponse response = DssRestChannelHandlerCommandResponse.builder().channelId("Hello").build(); assertFalse(response.toString().isEmpty()); }