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test: minor changes to test-crypto-padding.js #9971

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26 changes: 12 additions & 14 deletions test/parallel/test-crypto-padding.js
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Original file line number Diff line number Diff line change
@@ -1,12 +1,12 @@
'use strict';
var common = require('../common');
var assert = require('assert');
const common = require('../common');
const assert = require('assert');

if (!common.hasCrypto) {
common.skip('missing crypto');
return;
}
var crypto = require('crypto');
const crypto = require('crypto');

crypto.DEFAULT_ENCODING = 'buffer';

Expand All @@ -21,7 +21,7 @@ const EVEN_LENGTH_PLAIN = 'Hello node world!AbC09876dDeFgHi';
const KEY_PLAIN = 'S3c.r.e.t.K.e.Y!';
const IV_PLAIN = 'blahFizz2011Buzz';

var CIPHER_NAME = 'aes-128-cbc';
const CIPHER_NAME = 'aes-128-cbc';


/*
Expand All @@ -31,20 +31,20 @@ var CIPHER_NAME = 'aes-128-cbc';
// echo -n 'Hello node world!' | \
// openssl enc -aes-128-cbc -e -K 5333632e722e652e742e4b2e652e5921 \
// -iv 626c616846697a7a3230313142757a7a | xxd -p -c256
var ODD_LENGTH_ENCRYPTED =
const ODD_LENGTH_ENCRYPTED =
'7f57859550d4d2fdb9806da2a750461a9fe77253cd1cbd4b07beee4e070d561f';

// echo -n 'Hello node world!AbC09876dDeFgHi' | \
// openssl enc -aes-128-cbc -e -K 5333632e722e652e742e4b2e652e5921 \
// -iv 626c616846697a7a3230313142757a7a | xxd -p -c256
var EVEN_LENGTH_ENCRYPTED =
const EVEN_LENGTH_ENCRYPTED =
'7f57859550d4d2fdb9806da2a750461ab46e71b3d78ebe2d9684dfc87f7575b988' +
'6119866912cb8c7bcaf76c5ebc2378';

// echo -n 'Hello node world!AbC09876dDeFgHi' | \
// openssl enc -aes-128-cbc -e -K 5333632e722e652e742e4b2e652e5921 \
// -iv 626c616846697a7a3230313142757a7a -nopad | xxd -p -c256
var EVEN_LENGTH_ENCRYPTED_NOPAD =
const EVEN_LENGTH_ENCRYPTED_NOPAD =
'7f57859550d4d2fdb9806da2a750461ab46e' +
'71b3d78ebe2d9684dfc87f7575b9';

Expand All @@ -54,17 +54,17 @@ var EVEN_LENGTH_ENCRYPTED_NOPAD =
*/

function enc(plain, pad) {
var encrypt = crypto.createCipheriv(CIPHER_NAME, KEY_PLAIN, IV_PLAIN);
const encrypt = crypto.createCipheriv(CIPHER_NAME, KEY_PLAIN, IV_PLAIN);
encrypt.setAutoPadding(pad);
var hex = encrypt.update(plain, 'ascii', 'hex');
let hex = encrypt.update(plain, 'ascii', 'hex');
hex += encrypt.final('hex');
return hex;
}

function dec(encd, pad) {
var decrypt = crypto.createDecipheriv(CIPHER_NAME, KEY_PLAIN, IV_PLAIN);
const decrypt = crypto.createDecipheriv(CIPHER_NAME, KEY_PLAIN, IV_PLAIN);
decrypt.setAutoPadding(pad);
var plain = decrypt.update(encd, 'hex');
let plain = decrypt.update(encd, 'hex');
plain += decrypt.final('latin1');
return plain;
}
Expand Down Expand Up @@ -104,9 +104,7 @@ assert.doesNotThrow(function() {

assert.throws(function() {
// must have at least 1 byte of padding (PKCS):
assert.strictEqual(
dec(EVEN_LENGTH_ENCRYPTED_NOPAD, true), EVEN_LENGTH_PLAIN
);
assert.strictEqual(dec(EVEN_LENGTH_ENCRYPTED_NOPAD, true), EVEN_LENGTH_PLAIN);
}, /bad decrypt/);

assert.doesNotThrow(function() {
Expand Down