any.js

function test(jsArray) {
    print(jsArray);

    jsArray.forEach(function(a) {
        print("- " + a);
    });
  
    jsArray.push(3);
}

TestGraalVMArrayTransfer.Main

    public static final String jsSource = "src/main/resources/any.js";

    public static void main(String[] args) {
        ScriptEngine engine = new ScriptEngineManager().getEngineByName("graal.js");
        Path file = Paths.get(jsSource);
        try (BufferedReader in = Files.newBufferedReader(file)) {
            engine.eval(in);
        } catch (ScriptException | IOException e) {
            System.out.println(e);
            return;
        }
        Invocable inv = (Invocable) engine;

        List jsArray = new ArrayList();
        jsArray.add(1);
        jsArray.add(2);
        try {
            inv.invokeFunction("test", jsArray);
        } catch (NoSuchMethodException | ScriptException e) {
            System.out.println(e);
        }
    }

it prints:

[1, 2]

• 1
• 2
  javax.script.ScriptException: org.graalvm.polyglot.PolyglotException: TypeError: INVOKE on JavaObject[[1, 2] (java.util.ArrayList)] failed due to: Unknown identifier: push