fox-send/test/frontend/tests/crypto-tests.js

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import assert from 'assert';
import { arrayToB64, b64ToArray } from '../../../app/utils';
describe('webcrypto', function() {
it('can do it', async function() {
const encoder = new TextEncoder();
const x = b64ToArray('SPIfAlwbnncIFw3hEHYihw');
const a = await crypto.subtle.importKey('raw', x, 'PBKDF2', false, [
'deriveKey'
]);
const ad = await crypto.subtle.deriveKey(
{
name: 'PBKDF2',
salt: encoder.encode('metadata'),
iterations: 100,
hash: 'SHA-256'
},
a,
{
name: 'AES-GCM',
length: 128
},
false,
['encrypt', 'decrypt']
);
const ae = await crypto.subtle.encrypt(
{
name: 'AES-GCM',
iv: new Uint8Array(12),
tagLength: 128
},
ad,
encoder.encode('hello world!')
);
assert.equal(
arrayToB64(new Uint8Array(ae)),
'UXQQ4yVf55TRk9AZtz5QCwFofRvh-HdWJyxSCQ'
);
const ah = await crypto.subtle.deriveKey(
{
name: 'PBKDF2',
salt: encoder.encode('authentication'),
iterations: 100,
hash: 'SHA-256'
},
a,
{
name: 'HMAC',
hash: { name: 'SHA-256' }
},
true,
['sign']
);
const ahx = await crypto.subtle.exportKey('raw', ah);
assert.equal(
arrayToB64(new Uint8Array(ahx)),
'wxXDmHgmMgrcDVD8zbDLRl2yNa8jSAQgsaeIBZ4vueygpxzaTK6ZE_6X-XHvllBly6pSuFNbSxcve0ZHhVdcEA'
);
// const jwk = await crypto.subtle.exportKey('jwk', ah)
// console.error(jwk)
const as = await crypto.subtle.sign(
{
name: 'HMAC'
},
ah,
encoder.encode('test')
);
assert.equal(
arrayToB64(new Uint8Array(as)),
'AOi4HcoCJxQ4nUYxlmHB1rlcxQBn-zVjrSHz-VW7S-I'
);
const b = await crypto.subtle.importKey('raw', x, 'HKDF', false, [
'deriveKey'
]);
const bd = await crypto.subtle.deriveKey(
{
name: 'HKDF',
salt: new Uint8Array(),
info: encoder.encode('encryption'),
hash: 'SHA-256'
},
b,
{
name: 'AES-GCM',
length: 128
},
true,
['encrypt', 'decrypt']
);
const bdx = await crypto.subtle.exportKey('raw', bd);
assert.equal(arrayToB64(new Uint8Array(bdx)), 'g7okjWWO9yueDz16-owShQ');
const bh = await crypto.subtle.deriveKey(
{
name: 'HKDF',
salt: new Uint8Array(),
info: encoder.encode('authentication'),
hash: 'SHA-256'
},
b,
{
name: 'HMAC',
hash: { name: 'SHA-256' }
},
true,
['sign']
);
const bhx = await crypto.subtle.exportKey('raw', bh);
assert.equal(
arrayToB64(new Uint8Array(bhx)),
'TQOGtmQ8-ZfnWu6Iq-U1IAVBVREFuI17xqsW1shiC8eMCa-a5qeYTvoX3-5kCoCha8R59ycnPDnTz75clLBmbQ'
);
});
});