/services/sync/tests/unit/test_utils_deriveKey.js
http://github.com/zpao/v8monkey · JavaScript · 66 lines · 45 code · 12 blank · 9 comment · 3 complexity · 055440d78d97af9914d7a88ceedce02d MD5 · raw file
- Cu.import("resource://services-crypto/WeaveCrypto.js");
- Cu.import("resource://services-sync/util.js");
- let cryptoSvc = new WeaveCrypto();
- function run_test() {
- if (this.gczeal) {
- _("Running deriveKey tests with gczeal(2).");
- gczeal(2);
- } else {
- _("Running deriveKey tests with default gczeal.");
- }
- var iv = cryptoSvc.generateRandomIV();
- var der_passphrase = "secret phrase";
- var der_salt = "RE5YUHpQcGl3bg=="; // btoa("DNXPzPpiwn")
-
- _("Testing deriveKeyFromPassphrase. Input is \"" + der_passphrase + "\", \"" + der_salt + "\" (base64-encoded).");
-
- // Test friendly-ing.
- do_check_eq("abcdefghijk8mn9pqrstuvwxyz234567",
- Utils.base32ToFriendly("ABCDEFGHIJKLMNOPQRSTUVWXYZ234567"));
- do_check_eq("ABCDEFGHIJKLMNOPQRSTUVWXYZ234567",
- Utils.base32FromFriendly(
- Utils.base32ToFriendly("ABCDEFGHIJKLMNOPQRSTUVWXYZ234567")));
-
- // Test translation.
- do_check_false(Utils.isPassphrase("o-5wmnu-o5tqc-7lz2h-amkbw-izqzi")); // Wrong charset.
- do_check_false(Utils.isPassphrase("O-5WMNU-O5TQC-7LZ2H-AMKBW-IZQZI")); // Wrong charset.
- do_check_true(Utils.isPassphrase("9-5wmnu-95tqc-78z2h-amkbw-izqzi"));
- do_check_true(Utils.isPassphrase("9-5WMNU-95TQC-78Z2H-AMKBW-IZQZI")); // isPassphrase normalizes.
- do_check_true(Utils.isPassphrase(
- Utils.normalizePassphrase("9-5WMNU-95TQC-78Z2H-AMKBW-IZQZI")));
-
- // Base64. We don't actually use this in anger, particularly not with a 32-byte key.
- var der_key = Utils.deriveEncodedKeyFromPassphrase(der_passphrase, der_salt);
- _("Derived key in base64: " + der_key);
- do_check_eq(cryptoSvc.decrypt(cryptoSvc.encrypt("bacon", der_key, iv), der_key, iv), "bacon");
-
- // Base64, 16-byte output.
- var der_key = Utils.deriveEncodedKeyFromPassphrase(der_passphrase, der_salt, 16);
- _("Derived key in base64: " + der_key);
- do_check_eq("d2zG0d2cBfXnRwMUGyMwyg==", der_key);
- do_check_eq(cryptoSvc.decrypt(cryptoSvc.encrypt("bacon", der_key, iv), der_key, iv), "bacon");
- // Base32. Again, specify '16' to avoid it generating a 256-bit key string.
- var b32key = Utils.derivePresentableKeyFromPassphrase(der_passphrase, der_salt, 16);
- var hyphenated = Utils.hyphenatePassphrase(b32key);
- do_check_true(Utils.isPassphrase(b32key));
-
- _("Derived key in base32: " + b32key);
- do_check_eq(b32key.length, 26);
- do_check_eq(hyphenated.length, 31); // 1 char, plus 5 groups of 5, hyphenated = 5 + (5*5) + 1 = 31.
- do_check_eq(hyphenated, "9-5wmnu-95tqc-78z2h-amkbw-izqzi");
- if (this.gczeal)
- gczeal(0);
- // Test the equivalence of our NSS and JS versions.
- // Will only work on FF4, of course.
- // Note that we don't add gczeal here: the pure-JS implementation is
- // astonishingly slow, and this check takes five minutes to run.
- do_check_eq(
- Utils.deriveEncodedKeyFromPassphrase(der_passphrase, der_salt, 16, false),
- Utils.deriveEncodedKeyFromPassphrase(der_passphrase, der_salt, 16, true));
- }