content: package com.alibaba.json.bvt.parser;
  
  import junit.framework.Assert;
  import junit.framework.TestCase;
  
  import com.alibaba.fastjson.parser.CharTypes;
  import com.alibaba.fastjson.parser.DefaultJSONParser;
  import com.alibaba.fastjson.parser.Feature;
  
  public class FeatureTest extends TestCase {
  
      public void test_default() throws Exception {
          DefaultJSONParser parser = new DefaultJSONParser("");
  
          Assert.assertEquals(false, parser.isEnabled(Feature.AllowComment));
          Assert.assertEquals(true, parser.isEnabled(Feature.AllowSingleQuotes));
          Assert.assertEquals(true, parser.isEnabled(Feature.AllowUnQuotedFieldNames));
          Assert.assertEquals(true, parser.isEnabled(Feature.AutoCloseSource));
          Assert.assertEquals(true, parser.isEnabled(Feature.InternFieldNames));
      }
  
      public void test_config() throws Exception {
          new CharTypes();
  
          DefaultJSONParser parser = new DefaultJSONParser("");
  
          Assert.assertEquals(false, parser.isEnabled(Feature.AllowComment));
          Assert.assertEquals(true, parser.isEnabled(Feature.AllowSingleQuotes));
          Assert.assertEquals(true, parser.isEnabled(Feature.AllowUnQuotedFieldNames));
          Assert.assertEquals(true, parser.isEnabled(Feature.AutoCloseSource));
          Assert.assertEquals(true, parser.isEnabled(Feature.InternFieldNames));
  
          parser.config(Feature.AllowComment, true);
          Assert.assertEquals(true, parser.isEnabled(Feature.AllowComment));
  
          parser.config(Feature.InternFieldNames, false);
          Assert.assertEquals(false, parser.isEnabled(Feature.InternFieldNames));
      }
  }
  