content: package com.alibaba.fastjson.validate;
  
  import com.alibaba.fastjson.JSONValidator;
  import junit.framework.TestCase;
  import org.apache.commons.io.FileUtils;
  
  import java.io.ByteArrayInputStream;
  import java.io.File;
  import java.io.FileInputStream;
  import java.io.InputStreamReader;
  import java.io.Reader;
  
  public class JSONValidateTest_file extends TestCase
  {
      public void test_for_file() throws Exception {
          for (int i = 0; i < 10; ++i) {
              long start = System.currentTimeMillis();
  
              File file = new File("/Users/wenshao/Downloads/000002_0.json");
              FileInputStream is = new FileInputStream(file);
              JSONValidator validator = JSONValidator.fromUtf8(is);
              assertTrue(validator.validate());
              validator.close();
  
              // 642 335 796
              System.out.println("millis " + (System.currentTimeMillis() - start));
          }
      }
  
      public void test_for_file2() throws Exception {
          File file = new File("/Users/wenshao/Downloads/000002_0.json");
          byte[] bytes = FileUtils.readFileToByteArray(file);
  
          for (int i = 0; i < 10; ++i) {
              long start = System.currentTimeMillis();
  
              ByteArrayInputStream is = new ByteArrayInputStream(bytes);
  
              JSONValidator validator = JSONValidator.fromUtf8(is);
              assertTrue(validator.validate());
              validator.close();
  
              // 642 335 796
              System.out.println("millis " + (System.currentTimeMillis() - start));
          }
      }
  
  
      public void test_for_fileReader() throws Exception {
          for (int i = 0; i < 10; ++i) {
              long start = System.currentTimeMillis();
  
              File file = new File("/Users/wenshao/Downloads/000002_0.json");
              Reader is = new InputStreamReader(new FileInputStream(file), "UTF8");
              JSONValidator validator = JSONValidator.from(is);
              assertTrue(validator.validate());
              validator.close();
  
              // 642 335 796
              System.out.println("millis " + (System.currentTimeMillis() - start));
          }
      }
  }
  