void setRemoteIpAndPort(Span span, ServerAddress address) {
    // default to no-op instead of crash on future drift
  }
@Test void setRemoteIpAndPort() {
    when(serverAddress.getHost()).thenReturn("127.0.0.1");
    when(serverAddress.getPort()).thenReturn(27017);

    MongoDBDriver.get().setRemoteIpAndPort(span, serverAddress);

    verify(span).remoteIpAndPort("127.0.0.1", 27017);
  }