112 lines
3.0 KiB
JavaScript
Vendored
112 lines
3.0 KiB
JavaScript
Vendored
var Buffer = require('safe-buffer').Buffer
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var CipherBase = require('./')
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var test = require('tape')
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var inherits = require('inherits')
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test('basic version', function (t) {
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function Cipher () {
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CipherBase.call(this)
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}
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inherits(Cipher, CipherBase)
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Cipher.prototype._update = function (input) {
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t.ok(Buffer.isBuffer(input))
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return input
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}
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Cipher.prototype._final = function () {
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// noop
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}
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var cipher = new Cipher()
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var utf8 = 'abc123abcd'
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var update = cipher.update(utf8, 'utf8', 'base64') + cipher.final('base64')
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var string = (Buffer.from(update, 'base64')).toString()
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t.equals(utf8, string)
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t.end()
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})
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test('hash mode', function (t) {
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function Cipher () {
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CipherBase.call(this, 'finalName')
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this._cache = []
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}
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inherits(Cipher, CipherBase)
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Cipher.prototype._update = function (input) {
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t.ok(Buffer.isBuffer(input))
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this._cache.push(input)
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}
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Cipher.prototype._final = function () {
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return Buffer.concat(this._cache)
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}
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var cipher = new Cipher()
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var utf8 = 'abc123abcd'
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var update = cipher.update(utf8, 'utf8').finalName('base64')
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var string = (Buffer.from(update, 'base64')).toString()
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t.equals(utf8, string)
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t.end()
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})
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test('hash mode as stream', function (t) {
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function Cipher () {
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CipherBase.call(this, 'finalName')
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this._cache = []
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}
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inherits(Cipher, CipherBase)
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Cipher.prototype._update = function (input) {
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t.ok(Buffer.isBuffer(input))
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this._cache.push(input)
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}
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Cipher.prototype._final = function () {
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return Buffer.concat(this._cache)
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}
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var cipher = new Cipher()
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cipher.on('error', function (e) {
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t.notOk(e)
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})
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var utf8 = 'abc123abcd'
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cipher.end(utf8, 'utf8')
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var update = cipher.read().toString('base64')
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var string = (Buffer.from(update, 'base64')).toString()
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t.equals(utf8, string)
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t.end()
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})
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test('encodings', function (t) {
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inherits(Cipher, CipherBase)
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function Cipher () {
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CipherBase.call(this)
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}
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Cipher.prototype._update = function (input) {
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return input
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}
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Cipher.prototype._final = function () {
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// noop
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}
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t.test('mix and match encoding', function (t) {
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t.plan(2)
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var cipher = new Cipher()
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cipher.update('foo', 'utf8', 'utf8')
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t.throws(function () {
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cipher.update('foo', 'utf8', 'base64')
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})
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cipher = new Cipher()
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cipher.update('foo', 'utf8', 'base64')
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t.doesNotThrow(function () {
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cipher.update('foo', 'utf8')
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cipher.final('base64')
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})
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})
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t.test('handle long uft8 plaintexts', function (t) {
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t.plan(1)
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var txt = 'ふっかつ あきる すぶり はやい つける まゆげ たんさん みんぞく ねほりはほり せまい たいまつばな ひはん'
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var cipher = new Cipher()
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var decipher = new Cipher()
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var enc = decipher.update(cipher.update(txt, 'utf8', 'base64'), 'base64', 'utf8')
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enc += decipher.update(cipher.final('base64'), 'base64', 'utf8')
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enc += decipher.final('utf8')
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t.equals(txt, enc)
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})
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})
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