How to use

TruffleTestInvoker$NodeConstructor

in

com.oracle.truffle.tck

  RootNode[] createTestRootNodes(Object test) {
    if (nodeConstructors == null) {
      // non-truffle test
      return null;
    }
    RootNode[] ret = new RootNode[nodeConstructors.length];
    for (int i = 0; i < ret.length; i++) {
      ret[i] = nodeConstructors[i].apply(test);
    }
    return ret;
  }
}

  RootNode[] createTestRootNodes(Object test) {
    if (nodeConstructors == null) {
      // non-truffle test
      return null;
    }
    RootNode[] ret = new RootNode[nodeConstructors.length];
    for (int i = 0; i < ret.length; i++) {
      ret[i] = nodeConstructors[i].apply(test);
    }
    return ret;
  }
}