bool TestExtVariable::test_is_object() {
  VERIFY(!f_is_object(123));
  VERIFY(!f_is_object("test"));
  VERIFY(f_is_object(Object(SystemLib::AllocStdClassObject())));
  return Count(true);
}
bool TestExtVariable::test_is_object() {
  VERIFY(!f_is_object(123));
  VERIFY(!f_is_object("test"));
  VERIFY(f_is_object(Object()));
  return Count(true);
}