let s =require('./index');
const buf1 = Buffer.from('this ithis is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a this is  a s  a ');
console.log(s.crc32Buffer(buf1));