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8d955a0 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 | var test = require('tape')
var DES = require('./')
var modes = require('./modes')
var crypto = require('crypto')
Object.keys(modes).forEach(function (mode) {
test(mode, function (t) {
var i = 0
while (++i < 10) {
runOnce(i)
}
function runOnce (i) {
t.test('run: ' + i, function (t) {
t.plan(2)
var key = crypto.randomBytes(modes[mode].key)
var iv = crypto.randomBytes(modes[mode].iv)
var text = crypto.randomBytes(200)
var ourEncrypt
try {
ourEncrypt = new DES({
mode: mode,
key: key,
iv: iv
})
} catch (e) {
t.notOk(e, e.stack)
}
var nodeEncrypt
try {
nodeEncrypt = crypto.createCipheriv(mode, key, iv)
} catch (e) {
t.notOk(e, e.stack)
}
var ourCipherText = Buffer.concat([ourEncrypt.update(text), ourEncrypt.final()])
var nodeCipherText = Buffer.concat([nodeEncrypt.update(text), nodeEncrypt.final()])
t.equals(nodeCipherText.toString('hex'), ourCipherText.toString('hex'))
var ourDecrypt = new DES({
mode: mode,
key: key,
iv: iv,
decrypt: true
})
var plainText = Buffer.concat([ourDecrypt.update(ourCipherText), ourDecrypt.final()])
t.equals(text.toString('hex'), plainText.toString('hex'))
})
t.test('run text: ' + i, function (t) {
t.plan(2)
var key = crypto.randomBytes(32).toString('base64').slice(0, modes[mode].key)
var iv = crypto.randomBytes(32).toString('base64').slice(0, modes[mode].iv)
var text = crypto.randomBytes(200)
var ourEncrypt
try {
ourEncrypt = new DES({
mode: mode,
key: key,
iv: iv
})
} catch (e) {
t.notOk(e, e.stack)
}
var nodeEncrypt
try {
nodeEncrypt = crypto.createCipheriv(mode, key, iv)
} catch (e) {
t.notOk(e, e.stack)
}
var ourCipherText = Buffer.concat([ourEncrypt.update(text), ourEncrypt.final()])
var nodeCipherText = Buffer.concat([nodeEncrypt.update(text), nodeEncrypt.final()])
t.equals(nodeCipherText.toString('hex'), ourCipherText.toString('hex'))
var ourDecrypt = new DES({
mode: mode,
key: key,
iv: iv,
decrypt: true
})
var plainText = Buffer.concat([ourDecrypt.update(ourCipherText), ourDecrypt.final()])
t.equals(text.toString('hex'), plainText.toString('hex'))
})
}
})
})
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