content: package com.alibaba.fastjson.validate;
  
  import com.alibaba.fastjson.JSONValidator;
  import junit.framework.TestCase;
  
  public class JSONValidateTest_basic extends TestCase
  {
      public void test_for_bastic_true() throws Exception {
          assertTrue(JSONValidator.from("{\"id\":true}").validate());
          assertTrue(JSONValidator.from("[true]").validate());
          assertTrue(JSONValidator.from("true").validate());
      }
  
      public void test_for_bastic_false() throws Exception {
          assertTrue(JSONValidator.from("{\"id\":false}").validate());
          assertTrue(JSONValidator.from("[false]").validate());
          assertTrue(JSONValidator.from("false").validate());
      }
  
      public void test_for_bastic_null() throws Exception {
          assertTrue(JSONValidator.from("{\"id\":null}").validate());
          assertTrue(JSONValidator.from("[null]").validate());
          assertTrue(JSONValidator.from("null").validate());
  
  
      }
  
      public void test_long2ip() {
          long a = 1677734491111L;
          long b = 2697245671L;
          long longVal = a;
  
          int intVal = -1597721625;
          long unsignedIntVal = intVal & 0xFFFFFFFFL;
          boolean negative = (longVal & 0xFFFFFFFF00000000L) != 0;
  
  
  
          System.out.println(intVal & 0xFFFFFFFFL);
  
          System.out.println((int) b);
  
          byte[] bytes0 = new byte[8];
          byte[] bytes1 = new byte[8];
          byte[] bytes2 = new byte[8];
  
          putLong(bytes0, 0, a);
          putLong(bytes1, 0, b);
          putLong(bytes2, 0, 0xFFFFFFFF00000000L);
          System.out.println("");
  
      }
  
      static void putLong(byte[] b, int off, long val) {
          b[off + 7] = (byte) (val       );
          b[off + 6] = (byte) (val >>>  8);
          b[off + 5] = (byte) (val >>> 16);
          b[off + 4] = (byte) (val >>> 24);
          b[off + 3] = (byte) (val >>> 32);
          b[off + 2] = (byte) (val >>> 40);
          b[off + 1] = (byte) (val >>> 48);
          b[off    ] = (byte) (val >>> 56);
      }
  }
  