code: @Test public void generateClientBlockInfoTest(){
    BlockInfo tInfo=new BlockInfo(new InodeFile("t",100,0,Constants.DEFAULT_BLOCK_SIZE_BYTE,System.currentTimeMillis()),300,800);
    tInfo.addLocation(15,new NetAddress("abc",1));
    tInfo.addLocation(22,new NetAddress("def",2));
    tInfo.addLocation(29,new NetAddress("gh",3));
    ClientBlockInfo clientBlockInfo=tInfo.generateClientBlockInfo();
    Assert.assertEquals((long)Constants.DEFAULT_BLOCK_SIZE_BYTE * 300,clientBlockInfo.offset);
    Assert.assertEquals(800,clientBlockInfo.length);
    Assert.assertEquals(3,clientBlockInfo.locations.size());
  }
  