!7

sinterface MyInterface {
  S hello();
}

sclass MyImpl {
  S hello() { ret "hello"; }
  S hello2() { ret "hello2"; }
}

cprint {
  start-thread {
    MyInterface proxy = proxy(new MyImpl, MyInterface);
    assertEqualsVerbose("hello", proxy.hello());
    
    // reflectively calling a method on a proxy is OK
    // - if the method is in the interface
    assertEqualsVerbose("hello", call(proxy, "hello"));
    
    // Random method calls, OTOH, are not forwarded to the
    // proxied object.
    assertFailsVerbose(r { call(proxy, "hello2") });
    
    // But of course we can extract the proxied object and call its methods.
    O proxied = getProxiedObject(proxy);
    assertEqualsVerbose("hello2", call(proxied, "hello2"));
  }
}