package com.alibaba.json.bvt.feature; import java.util.List; import org.junit.Assert; import junit.framework.TestCase; import com.alibaba.fastjson.JSON; import com.alibaba.fastjson.annotation.JSONField; import com.alibaba.fastjson.serializer.SerializeConfig; import com.alibaba.fastjson.serializer.SerializerFeature; public class FeaturesTest6 extends TestCase { public void test_0() throws Exception { SerializeConfig config = new SerializeConfig(); config.setAsmEnable(false); String text = JSON.toJSONString(new Entity(), config); Assert.assertEquals("{\"value\":[]}", text); } public void test_1() throws Exception { SerializeConfig config = new SerializeConfig(); config.setAsmEnable(true); String text = JSON.toJSONString(new Entity(), config); Assert.assertEquals("{\"value\":[]}", text); } public static class Entity { private List value; @JSONField(serialzeFeatures = { SerializerFeature.WriteMapNullValue, SerializerFeature.WriteNullListAsEmpty }) public List getValue() { return value; } } }