public void testMathDec30() {
    Map<String, Object> params = new HashMap<String, Object>();
    params.put("value", 10);
    Map<String, Object> vars = new HashMap<String, Object>();
    vars.put("param", params);
    vars.put("param2", 10);
    assertEquals(1 + 2 * 10, MVEL.executeExpression(MVEL.compileExpression("1 + 2 * param.value"), vars));
  }