Node crypto test

const crypto = require('crypto');

const originBuffer = crypto.randomBytes(1024*1024*8), //8MB
      encriptKey = crypto.randomBytes(8).toString('base64');


/*
    Hashes
*/
let ret = [];
crypto.getHashes().forEach((hashName, i, array)=>{
    const hashObj = crypto.createHash(hashName);
    const startTime = process.hrtime();

    hashObj.update(originBuffer);
    const retLength = hashObj.digest('hex').length;

    const diffTime = process.hrtime(startTime),
          usedTime = diffTime[0]*1e3 + diffTime[1]/1e6; //ms

    ret.push({
       name: hashName,
       usedTime,
       retLength
    });

    console.log(`Hash done ${i+1}/${array.length}.\t`+hashName);
});

ret.sort((a, b)=>{
    return a.usedTime - b.usedTime;
});

console.log('\nHash Test Result:\n');
console.log('time ↓\tretLength\tname');
console.log('=====================================');
for(let r of ret)
    console.log(`${r.usedTime.toFixed(2)}\t${r.retLength}\t${r.name}`);


/**
 * ciphers
 */
ret = [];
crypto.getCiphers().forEach((cryptoName, i, array)=>{
    //these method will be break
    const skipNames = ['id-aes128-wrap','id-aes192-wrap','id-aes256-wrap','rc2','rc2-cfb','rc2-cbc','rc2-ofb','rc2-40-cbc','rc4-40','idea','idea-ofb','idea-cfb','idea-ecb','seed-ecb','id-smime-alg-CMS3DESwrap'];
    if(skipNames.indexOf(cryptoName)>=0)
        return;

    //cipher
    const cipher  = crypto.createCipher(cryptoName, encriptKey);
    let startTime = process.hrtime();

    let cipherRet = cipher.update(originBuffer, 'binary', 'hex');
    cipherRet += cipher.final('hex');

    let diffTime = process.hrtime(startTime);
    let cipherTime = diffTime[0]*1e3 + diffTime[1]/1e6; //ms

    //decipher
    let decipherTime, avgTime;
    try {
        const decipher = crypto.createDecipher(cryptoName, encriptKey);
        startTime = process.hrtime();

        decipher.update(cipherRet, 'hex', 'binary');
        decipher.final('binary');

        diffTime = process.hrtime(startTime);
        decipherTime = diffTime[0]*1e3 + diffTime[1]/1e6; //ms
        avgTime = cipherTime/2 + decipherTime/2;

        decipherTime = decipherTime.toFixed(2);
        cipherTime = cipherTime.toFixed(2);
    }
    catch(e) {
        //disallow decipher
        decipherTime = 'unknown';
        avgTime = cipherTime;

        cipherTime = cipherTime.toFixed(2);
    }


    ret.push({
       cryptoName,
       cipherTime,
       decipherTime,
       avgTime
    });

    console.log(`Cipher done ${i+1}/${array.length}.\t`+cryptoName);
});

ret.sort((a, b)=>{
    return a.avgTime - b.avgTime;
});

console.log('\nCipher Test Result:\n');
console.log('cipherTime\tdecipherTime\tavgTime ↓\tname');
console.log('=====================================');
for(let r of ret)
    console.log(`${r.cipherTime}\t${r.decipherTime}\t${r.avgTime.toFixed(2)}\t${r.cryptoName}`);