### Question:
DubboClientResponse extends RpcClientResponse implements DubboResponse { @Override public Result unwrap() { return result; } DubboClientResponse(
    DubboClientRequest request, @Nullable Result result, @Nullable Throwable error); @Override Result result(); @Override Result unwrap(); @Override DubboClientRequest request(); @Override Throwable error(); @Override String errorCode();  }### Answer:
@Test public void unwrap() { assertThat(response.unwrap()).isSameAs(result); }