chromeos/login/auth/key_unittest.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chromeos/login/auth/key.h"
   6
   7 #include "testing/gtest/include/gtest/gtest.h"
   8
   9 namespace chromeos {
  10
  11 namespace {
  12
  13 const char kPassword[] = "password";
  14 const char kLabel[] = "label";
  15 const char kSalt[] =
  16     "deadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeef";
  17
  18 }  // namespace
  19
  20 TEST(KeyTest, ClearSecret) {
  21   Key key(kPassword);
  22   key.SetLabel(kLabel);
  23   EXPECT_EQ(Key::KEY_TYPE_PASSWORD_PLAIN, key.GetKeyType());
  24   EXPECT_EQ(kPassword, key.GetSecret());
  25   EXPECT_EQ(kLabel, key.GetLabel());
  26
  27   key.ClearSecret();
  28   EXPECT_EQ(Key::KEY_TYPE_PASSWORD_PLAIN, key.GetKeyType());
  29   EXPECT_TRUE(key.GetSecret().empty());
  30   EXPECT_EQ(kLabel, key.GetLabel());
  31 }
  32
  33 TEST(KeyTest, TransformToSaltedSHA256TopHalf) {
  34   Key key(kPassword);
  35   key.Transform(Key::KEY_TYPE_SALTED_SHA256_TOP_HALF, kSalt);
  36   EXPECT_EQ(Key::KEY_TYPE_SALTED_SHA256_TOP_HALF, key.GetKeyType());
  37   EXPECT_EQ("5b01941771e47fa408380aa675703f4f", key.GetSecret());
  38 }
  39
  40 TEST(KeyTest, TransformToSaltedAES2561234) {
  41   Key key(kPassword);
  42   key.Transform(Key::KEY_TYPE_SALTED_PBKDF2_AES256_1234, kSalt);
  43   EXPECT_EQ(Key::KEY_TYPE_SALTED_PBKDF2_AES256_1234, key.GetKeyType());
  44   EXPECT_EQ("GUkNnvqoULf/cXbZscVUnANmLBB0ovjGZsj1sKzP5BE=", key.GetSecret());
  45 }
  46
  47 TEST(KeyTest, TransformToSaltedSHA256) {
  48   Key key(kPassword);
  49   key.Transform(Key::KEY_TYPE_SALTED_SHA256, kSalt);
  50   EXPECT_EQ(Key::KEY_TYPE_SALTED_SHA256, key.GetKeyType());
  51   EXPECT_EQ("WwGUF3Hkf6QIOAqmdXA/TyScTFDo4d+ow5xfof0zGdo=", key.GetSecret());
  52 }
  53
  54 // The values in the KeyType enum must never change because they are stored as
  55 // ints in the user's cryptohome key metadata.
  56 TEST(KeyTest, KeyTypeStable) {
  57   EXPECT_EQ(0, Key::KEY_TYPE_PASSWORD_PLAIN);
  58   EXPECT_EQ(1, Key::KEY_TYPE_SALTED_SHA256_TOP_HALF);
  59   EXPECT_EQ(2, Key::KEY_TYPE_SALTED_PBKDF2_AES256_1234);
  60   EXPECT_EQ(3, Key::KEY_TYPE_SALTED_SHA256);
  61   // The sentinel does not have to remain stable. It should be adjusted whenever
  62   // a new key type is added.
  63   EXPECT_EQ(4, Key::KEY_TYPE_COUNT);
  64 }
  65
  66 }  // namespace chromeos