node/test/parallel/test-crypto-from-binary.js
Jeremiah Senkpiel 52bae222a3 test: abstract skip functionality to common
The tap skipping output is so prevalent yet obscure in nature that we
ought to move it into it's own function in test/common.js

PR-URL: https://github.com/nodejs/node/pull/6697
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Santiago Gimeno <santiago.gimeno@gmail.com>
Reviewed-By: Fedor Indutny <fedor.indutny@gmail.com>
2016-05-12 16:43:35 -04:00

47 lines
1.3 KiB
JavaScript

'use strict';
// This is the same as test/simple/test-crypto, but from before the shift
// to use buffers by default.
var common = require('../common');
var assert = require('assert');
if (!common.hasCrypto) {
common.skip('missing crypto');
return;
}
var crypto = require('crypto');
var EXTERN_APEX = 0xFBEE9;
// manually controlled string for checking binary output
var ucs2_control = 'a\u0000';
// grow the strings to proper length
while (ucs2_control.length <= EXTERN_APEX) {
ucs2_control = ucs2_control.repeat(2);
}
// check resultant buffer and output string
var b = Buffer.from(ucs2_control + ucs2_control, 'ucs2');
//
// Test updating from birant data
//
(function() {
var datum1 = b.slice(700000);
var hash1_converted = crypto.createHash('sha1')
.update(datum1.toString('base64'), 'base64')
.digest('hex');
var hash1_direct = crypto.createHash('sha1').update(datum1).digest('hex');
assert.equal(hash1_direct, hash1_converted, 'should hash the same.');
var datum2 = b;
var hash2_converted = crypto.createHash('sha1')
.update(datum2.toString('base64'), 'base64')
.digest('hex');
var hash2_direct = crypto.createHash('sha1').update(datum2).digest('hex');
assert.equal(hash2_direct, hash2_converted, 'should hash the same.');
})();