content: package com.alibaba.json.bvt.support;
  
  import com.alibaba.fastjson.parser.Feature;
  import com.alibaba.fastjson.parser.ParserConfig;
  import com.alibaba.fastjson.serializer.SerializeConfig;
  import com.alibaba.fastjson.serializer.SerializeFilter;
  import com.alibaba.fastjson.serializer.SerializerFeature;
  import com.alibaba.fastjson.serializer.ValueFilter;
  import com.alibaba.fastjson.support.config.FastJsonConfig;
  import junit.framework.TestCase;
  import org.junit.Assert;
  
  import java.nio.charset.Charset;
  import java.util.HashMap;
  import java.util.Map;
  
  public class FastJsonConfigTest extends TestCase {
  
      public void test_0() throws Exception {
  
          FastJsonConfig config = new FastJsonConfig();
  
          Assert.assertEquals(Charset.forName("UTF-8"), config.getCharset());
          config.setCharset(Charset.forName("GBK"));
          Assert.assertEquals(Charset.forName("GBK"), config.getCharset());
  
          Assert.assertNull(config.getDateFormat());
          config.setDateFormat("yyyyMMdd");
          Assert.assertNotNull(config.getDateFormat());
  
          config.setParserConfig(ParserConfig.getGlobalInstance());
          Assert.assertNotNull(config.getParserConfig());
  
          config.setSerializeConfig(SerializeConfig.globalInstance);
          Assert.assertNotNull(config.getSerializeConfig());
  
          config.setFeatures(Feature.AllowComment, Feature.AutoCloseSource);
          Assert.assertEquals(2, config.getFeatures().length);
          Assert.assertEquals(Feature.AllowComment, config.getFeatures()[0]);
          Assert.assertEquals(Feature.AutoCloseSource, config.getFeatures()[1]);
  
          config.setSerializerFeatures(SerializerFeature.IgnoreErrorGetter);
          Assert.assertEquals(1, config.getSerializerFeatures().length);
          Assert.assertEquals(SerializerFeature.IgnoreErrorGetter,
                  config.getSerializerFeatures()[0]);
  
          config.setSerializeFilters(serializeFilter);
          Assert.assertEquals(1, config.getSerializeFilters().length);
          Assert.assertEquals(serializeFilter, config.getSerializeFilters()[0]);
  
          classSerializeFilter.put(TestVO.class, serializeFilter);
          config.setClassSerializeFilters(classSerializeFilter);
          Assert.assertEquals(1, config.getClassSerializeFilters().size());
          Assert.assertEquals(classSerializeFilter,
                  config.getClassSerializeFilters());
          config.setClassSerializeFilters(null);
  
          config.setWriteContentLength(false);
          Assert.assertEquals(false, config.isWriteContentLength());
      }
  
      private Map<Class<?>, SerializeFilter> classSerializeFilter = new HashMap<Class<?>, SerializeFilter>();
  
      private SerializeFilter serializeFilter = new ValueFilter() {
          @Override
          public Object process(Object object, String name, Object value) {
              if (value == null) {
                  return "";
              }
              if (value instanceof Number) {
                  return String.valueOf(value);
              }
              return value;
          }
      };
  
      class TestVO {
  
          private Number num;
  
          private String name;
  
          public Number getNum() {
              return num;
          }
  
          public void setNum(Number num) {
              this.num = num;
          }
  
          public String getName() {
              return name;
          }
  
          public void setName(String name) {
              this.name = name;
          }
      }
  }
  