gecko-dev/services/crypto/tests/unit/test_crypto_random.js

51 строка
1.4 KiB
JavaScript

ChromeUtils.import("resource://services-crypto/WeaveCrypto.js", this);
var cryptoSvc = new WeaveCrypto();
add_task(async function test_crypto_random() {
if (this.gczeal) {
_("Running crypto random tests with gczeal(2).");
gczeal(2);
}
// Test salt generation.
var salt;
salt = cryptoSvc.generateRandomBytes(0);
Assert.equal(salt.length, 0);
salt = cryptoSvc.generateRandomBytes(1);
Assert.equal(salt.length, 4);
salt = cryptoSvc.generateRandomBytes(2);
Assert.equal(salt.length, 4);
salt = cryptoSvc.generateRandomBytes(3);
Assert.equal(salt.length, 4);
salt = cryptoSvc.generateRandomBytes(4);
Assert.equal(salt.length, 8);
salt = cryptoSvc.generateRandomBytes(8);
Assert.equal(salt.length, 12);
// sanity check to make sure salts seem random
var salt2 = cryptoSvc.generateRandomBytes(8);
Assert.equal(salt2.length, 12);
Assert.notEqual(salt, salt2);
salt = cryptoSvc.generateRandomBytes(1024);
Assert.equal(salt.length, 1368);
salt = cryptoSvc.generateRandomBytes(16);
Assert.equal(salt.length, 24);
// Test random key generation
var keydata, keydata2, iv;
keydata = await cryptoSvc.generateRandomKey();
Assert.equal(keydata.length, 44);
keydata2 = await cryptoSvc.generateRandomKey();
Assert.notEqual(keydata, keydata2); // sanity check for randomness
iv = cryptoSvc.generateRandomIV();
Assert.equal(iv.length, 24);
if (this.gczeal)
gczeal(0);
});