@@ -0,0 +1,747 @@
+package com.alibaba.json.bvt;%0A%0Aimport java.util.Map;%0A%0Aimport org.junit.Assert;%0A%0Aimport com.alibaba.fastjson.JSON;%0A%0Aimport junit.framework.TestCase;%0A%0Apublic class SpecialKeyTest2 extends TestCase %7B%0A    public void test_0() throws Exception %7B%0A        Model model = JSON.parseObject(%22%7B%5C%22items%5C%22:%7B%5C%221%5C%22:%7B%7D,%5C%221001%5C%22:%7B%7D%7D,%5C%22items1%5C%22:%7B%5C%22$ref%5C%22:%5C%22$.items%5C%22%7D%7D%22, Model.class);%0A        Assert.assertEquals(2, model.items.size());%0A        Assert.assertNotNull(model.items.get(1L));%0A        Assert.assertNotNull(model.items.get(1001L));%0A        Assert.assertSame(model.items, model.items1);%0A    %7D%0A    %0A    public static class Model %7B%0A        public Map%3CLong, Item%3E items;%0A        public Map%3CLong, Item%3E items1;%0A    %7D%0A    %0A    public static class Item %7B%0A    %7D%0A%7D%0A

add testcase