content: package com.alibaba.fastjson2.codec;
  
  import com.alibaba.fastjson2.JSONB;
  import com.alibaba.fastjson2.JSONReader;
  import com.alibaba.fastjson2.JSONWriter;
  import org.junit.jupiter.api.Test;
  
  import java.lang.reflect.Type;
  import java.util.Arrays;
  import java.util.List;
  
  import static org.junit.jupiter.api.Assertions.assertSame;
  
  public class RefTest4 {
      @Test
      public void test_ref_0() {
          A a = new A();
          a.values = Arrays.asList(a);
  
          byte[] bytes = JSONB.toBytes(a, JSONWriter.Feature.ReferenceDetection);
  
          B b = JSONB.parseObject(bytes, B.class);
          assertSame(b, b.values.get(0));
  
          A a1 = JSONB.parseObject(bytes, 0, bytes.length, A.class);
          assertSame(a1, a1.values.get(0));
  
          A a2 = JSONB.parseObject(bytes, 0, bytes.length, A.class, JSONReader.Feature.SupportAutoType);
          assertSame(a2, a2.values.get(0));
  
          A a3 = JSONB.parseObject(bytes, 0, bytes.length, (Type) A.class, JSONReader.Feature.SupportAutoType);
          assertSame(a3, a3.values.get(0));
  
          A a4 = JSONB.parseObject(bytes, 0, bytes.length, (Type) A.class, JSONB.symbolTable(""));
          assertSame(a4, a4.values.get(0));
  
          A a5 = JSONB.parseObject(bytes, 0, bytes.length, A.class, JSONB.symbolTable(""), JSONReader.Feature.SupportAutoType);
          assertSame(a5, a5.values.get(0));
  
          A a6 = JSONB.parseObject(bytes, 0, bytes.length, (Type) A.class, JSONB.symbolTable(""), JSONReader.Feature.SupportAutoType);
          assertSame(a6, a6.values.get(0));
      }
  
      public static class A {
          public List<A> values;
      }
  
      private static class B {
          public List<B> values;
      }
  }
  