content: package com.alibaba.fastjson;
  
  import com.alibaba.fastjson.serializer.SerializeConfig;
  import com.alibaba.fastjson.serializer.SerializerFeature;
  import org.junit.jupiter.api.Test;
  
  import java.net.InetSocketAddress;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  
  public class InetSocketAddressFieldTest {
      @Test
      public void test_codec() throws Exception {
          User user = new User();
          user.setValue(new InetSocketAddress(33));
  
          SerializeConfig mapping = new SerializeConfig();
          mapping.setAsmEnable(false);
          String text = JSON.toJSONString(user, mapping, SerializerFeature.WriteMapNullValue);
  
          User user1 = JSON.parseObject(text, User.class);
  
          assertEquals(user1.getValue(), user.getValue());
      }
  
      @Test
      public void test_codec_null() throws Exception {
          User user = new User();
          user.setValue(null);
  
          SerializeConfig mapping = new SerializeConfig();
          mapping.setAsmEnable(false);
          String text = JSON.toJSONString(user, mapping, SerializerFeature.WriteMapNullValue);
  
          User user1 = JSON.parseObject(text, User.class);
  
          assertEquals(user1.getValue(), user.getValue());
      }
  
      @Test
      public void test_codec_null_2() throws Exception {
          User user = JSON.parseObject("{\"value\":{\"address\":null,\"port\":33}}", User.class);
  
          assertEquals(33, user.getValue().getPort());
      }
  
      public static class User {
          private InetSocketAddress value;
  
          public InetSocketAddress getValue() {
              return value;
          }
  
          public void setValue(InetSocketAddress value) {
              this.value = value;
          }
      }
  }
  