public void testInstanceofOnInnerClass() {
    ParserConfiguration conf = new ParserConfiguration();
    conf.addImport(ARef.class);
    ParserContext pctx = new ParserContext( conf );
    pctx.setStrictTypeEnforcement(true);
    pctx.setStrongTyping(true);
    pctx.addInput("value", Object.class);
    Map vars = new HashMap() {{ put("value", new ARef()); }};
    assertEquals(true, MVEL.executeExpression(MVEL.compileExpression("value instanceof ARef", pctx), vars));
    assertEquals(true, MVEL.executeExpression(MVEL.compileExpression("value instanceof " + ARef.class.getCanonicalName(), pctx), vars));
  }