public void testStaticMethodInvocation() {
    ParserConfiguration conf = new ParserConfiguration();
    conf.addImport(ARef.class);
    conf.addImport(BRef.class);
    ParserContext pctx = new ParserContext( conf );
    pctx.setStrictTypeEnforcement(true);
    pctx.setStrongTyping(true);
    pctx.addInput("value", String.class);
    Map vars = new HashMap() {{ put("value", "1234"); }};
    assertEquals(0, MVEL.executeExpression(MVEL.compileExpression("ARef.getSize(value)", pctx), vars));
    assertEquals(4, MVEL.executeExpression(MVEL.compileExpression("BRef.getSize(value)", pctx), vars));
  }