content: package com.alibaba.json.bvt.parser.deser;
  
  import java.util.List;
  import java.util.Map;
  
  import junit.framework.TestCase;
  
  import org.junit.Assert;
  
  import com.alibaba.fastjson.JSON;
  import com.alibaba.fastjson.TypeReference;
  import com.alibaba.fastjson.annotation.JSONCreator;
  import com.alibaba.fastjson.annotation.JSONField;
  
  public class DefaultObjectDeserializerTest6 extends TestCase {
  
      public void test_0() throws Exception {
          Entity vo = JSON.parseObject("{\"value\":{\"1\":{},\"2\":{\"$ref\":\"$.value.1\"}}}", Entity.class);
          Assert.assertSame(vo.getValue().get("1"), vo.getValue().get("2"));
      }
      
      public void test_1() throws Exception {
          Entity vo = JSON.parseObject("{\"value\":{\"1\":{},\"2\":{\"$ref\":\"..\"}}}", Entity.class);
          Assert.assertSame(vo.getValue(), vo.getValue().get("2"));
      }
      
      public static class Entity {
  
          private final Map<Object, Map<Object, Object>> value;
  
          @JSONCreator
          public Entity(@JSONField(name = "value") Map<Object, Map<Object, Object>> value){
              this.value = value;
          }
  
          public Map<Object, Map<Object, Object>> getValue() {
              return value;
          }
  
      }
  }
  