Add a Key class

chrome/browser/chromeos/login/auth/key_unittest.cc

+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "chrome/browser/chromeos/login/auth/key.h"
+
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace chromeos {
+
+namespace {
+
+const char kPassword[] = "password";
+const char kLabel[] = "label";
+const char kSalt[] =
+    "deadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeef";
+
+}  // namespace
+
+TEST(KeyTest, ClearSecret) {
+  Key key(kPassword);
+  key.SetLabel(kLabel);
+  EXPECT_EQ(Key::KEY_TYPE_PASSWORD_PLAIN, key.GetKeyType());
+  EXPECT_EQ(kPassword, key.GetSecret());
+  EXPECT_EQ(kLabel, key.GetLabel());
+
+  key.ClearSecret();
+  EXPECT_EQ(Key::KEY_TYPE_PASSWORD_PLAIN, key.GetKeyType());
+  EXPECT_TRUE(key.GetSecret().empty());
+  EXPECT_EQ(kLabel, key.GetLabel());
+}
+
+TEST(KeyTest, TransformToSaltedSHA256TopHalf) {
+  Key key(kPassword);
+  key.Transform(Key::KEY_TYPE_SALTED_SHA256_TOP_HALF, kSalt);
+  EXPECT_EQ(Key::KEY_TYPE_SALTED_SHA256_TOP_HALF, key.GetKeyType());
+  EXPECT_EQ("5b01941771e47fa408380aa675703f4f", key.GetSecret());
+}
+
+TEST(KeyTest, TransformToSaltedAES2561234) {
+  Key key(kPassword);
+  key.Transform(Key::KEY_TYPE_SALTED_PBKDF2_AES256_1234, kSalt);
+  EXPECT_EQ(Key::KEY_TYPE_SALTED_PBKDF2_AES256_1234, key.GetKeyType());
+  EXPECT_EQ("GUkNnvqoULf/cXbZscVUnANmLBB0ovjGZsj1sKzP5BE=", key.GetSecret());
+}
+
+}  // namespace chromeos