content: package com.alibaba.json.bvt.serializer.filters;
  
  import junit.framework.TestCase;
  
  import org.junit.Assert;
  
  import com.alibaba.fastjson.JSON;
  import com.alibaba.fastjson.serializer.AfterFilter;
  
  public class AfterFilterTest3 extends TestCase {
  
      public void test_afterFilter() throws Exception {
          AfterFilter filter = new AfterFilter() {
  
              @Override
              public void writeAfter(Object object) {
                  this.writeKeyValue("id", 123);
              }
          };
          Assert.assertEquals(JSON.toJSONString(new VO(), filter), "{\"value\":1001,\"id\":123}");
      }
  
      public void test_afterFilter2() throws Exception {
          AfterFilter filter = new AfterFilter() {
  
              @Override
              public void writeAfter(Object object) {
                  this.writeKeyValue("id", 123);
                  this.writeKeyValue("name", "wenshao");
              }
          };
          Assert.assertEquals(JSON.toJSONString(new VO(), filter), "{\"value\":1001,\"id\":123,\"name\":\"wenshao\"}");
      }
  
      public static class VO {
  
          private int value = 1001;
  
          public int getValue() {
              return value;
          }
  
          public void setValue(int value) {
              this.value = value;
          }
  
      }
  }
  