The Tor Browser: services/sync/tests/unit/test_utils

     1 Cu.import("resource://services-crypto/WeaveCrypto.js");

     2 Cu.import("resource://services-sync/util.js");

     4 let cryptoSvc = new WeaveCrypto();

     6 function run_test() {

     7   if (this.gczeal) {

     8     _("Running deriveKey tests with gczeal(2).");

     9     gczeal(2);

    10   } else {

    11     _("Running deriveKey tests with default gczeal.");

    12   }

    14   var iv = cryptoSvc.generateRandomIV();

    15   var der_passphrase = "secret phrase";

    16   var der_salt = "RE5YUHpQcGl3bg==";   // btoa("DNXPzPpiwn")

    18   _("Testing deriveKeyFromPassphrase. Input is \"" + der_passphrase + "\", \"" + der_salt + "\" (base64-encoded).");

    20   // Test friendly-ing.

    21   do_check_eq("abcdefghijk8mn9pqrstuvwxyz234567",

    22               Utils.base32ToFriendly("ABCDEFGHIJKLMNOPQRSTUVWXYZ234567"));

    23   do_check_eq("ABCDEFGHIJKLMNOPQRSTUVWXYZ234567",

    24               Utils.base32FromFriendly(

    25                 Utils.base32ToFriendly("ABCDEFGHIJKLMNOPQRSTUVWXYZ234567")));

    27   // Test translation.

    28   do_check_false(Utils.isPassphrase("o-5wmnu-o5tqc-7lz2h-amkbw-izqzi"));  // Wrong charset.

    29   do_check_false(Utils.isPassphrase("O-5WMNU-O5TQC-7LZ2H-AMKBW-IZQZI"));  // Wrong charset.

    30   do_check_true(Utils.isPassphrase("9-5wmnu-95tqc-78z2h-amkbw-izqzi"));

    31   do_check_true(Utils.isPassphrase("9-5WMNU-95TQC-78Z2H-AMKBW-IZQZI"));   // isPassphrase normalizes.

    32   do_check_true(Utils.isPassphrase(

    33       Utils.normalizePassphrase("9-5WMNU-95TQC-78Z2H-AMKBW-IZQZI")));

    35   // Base64. We don't actually use this in anger, particularly not with a 32-byte key.

    36   var der_key = Utils.deriveEncodedKeyFromPassphrase(der_passphrase, der_salt);

    37   _("Derived key in base64: " + der_key);

    38   do_check_eq(cryptoSvc.decrypt(cryptoSvc.encrypt("bacon", der_key, iv), der_key, iv), "bacon");

    40   // Base64, 16-byte output.

    41   var der_key = Utils.deriveEncodedKeyFromPassphrase(der_passphrase, der_salt, 16);

    42   _("Derived key in base64: " + der_key);

    43   do_check_eq("d2zG0d2cBfXnRwMUGyMwyg==", der_key);

    44   do_check_eq(cryptoSvc.decrypt(cryptoSvc.encrypt("bacon", der_key, iv), der_key, iv), "bacon");

    46   // Base32. Again, specify '16' to avoid it generating a 256-bit key string.

    47   var b32key = Utils.derivePresentableKeyFromPassphrase(der_passphrase, der_salt, 16);

    48   var hyphenated = Utils.hyphenatePassphrase(b32key);

    49   do_check_true(Utils.isPassphrase(b32key));

    51   _("Derived key in base32: " + b32key);

    52   do_check_eq(b32key.length, 26);

    53   do_check_eq(hyphenated.length, 31);  // 1 char, plus 5 groups of 5, hyphenated = 5 + (5*5) + 1 = 31.

    54   do_check_eq(hyphenated, "9-5wmnu-95tqc-78z2h-amkbw-izqzi");

    56   if (this.gczeal)

    57     gczeal(0);

    59   // Test the equivalence of our NSS and JS versions.

    60   // Will only work on FF4, of course.

    61   // Note that we don't add gczeal here: the pure-JS implementation is

    62   // astonishingly slow, and this check takes five minutes to run.

    63   do_check_eq(

    64       Utils.deriveEncodedKeyFromPassphrase(der_passphrase, der_salt, 16, false),

    65       Utils.deriveEncodedKeyFromPassphrase(der_passphrase, der_salt, 16, true));

    66 }

The Tor Browser / file revision