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// Copyright (c) 2011 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/sync/util/cryptographer.h"
#include <string>
#include "base/memory/scoped_ptr.h"
#include "base/string_util.h"
#include "chrome/browser/password_manager/encryptor.h"
#include "chrome/browser/sync/protocol/password_specifics.pb.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace browser_sync {
TEST(CryptographerTest, EmptyCantDecrypt) {
Cryptographer cryptographer;
EXPECT_FALSE(cryptographer.is_ready());
sync_pb::EncryptedData encrypted;
encrypted.set_key_name("foo");
encrypted.set_blob("bar");
EXPECT_FALSE(cryptographer.CanDecrypt(encrypted));
}
TEST(CryptographerTest, MissingCantDecrypt) {
Cryptographer cryptographer;
KeyParams params = {"localhost", "dummy", "dummy"};
cryptographer.AddKey(params);
EXPECT_TRUE(cryptographer.is_ready());
sync_pb::EncryptedData encrypted;
encrypted.set_key_name("foo");
encrypted.set_blob("bar");
EXPECT_FALSE(cryptographer.CanDecrypt(encrypted));
}
TEST(CryptographerTest, CanEncryptAndDecrypt) {
Cryptographer cryptographer;
KeyParams params = {"localhost", "dummy", "dummy"};
EXPECT_TRUE(cryptographer.AddKey(params));
EXPECT_TRUE(cryptographer.is_ready());
sync_pb::PasswordSpecificsData original;
original.set_origin("http://example.com");
original.set_username_value("azure");
original.set_password_value("hunter2");
sync_pb::EncryptedData encrypted;
EXPECT_TRUE(cryptographer.Encrypt(original, &encrypted));
sync_pb::PasswordSpecificsData decrypted;
EXPECT_TRUE(cryptographer.Decrypt(encrypted, &decrypted));
EXPECT_EQ(original.SerializeAsString(), decrypted.SerializeAsString());
}
TEST(CryptographerTest, AddKeySetsDefault) {
Cryptographer cryptographer;
KeyParams params1 = {"localhost", "dummy", "dummy1"};
EXPECT_TRUE(cryptographer.AddKey(params1));
EXPECT_TRUE(cryptographer.is_ready());
sync_pb::PasswordSpecificsData original;
original.set_origin("http://example.com");
original.set_username_value("azure");
original.set_password_value("hunter2");
sync_pb::EncryptedData encrypted1;
EXPECT_TRUE(cryptographer.Encrypt(original, &encrypted1));
sync_pb::EncryptedData encrypted2;
EXPECT_TRUE(cryptographer.Encrypt(original, &encrypted2));
KeyParams params2 = {"localhost", "dummy", "dummy2"};
EXPECT_TRUE(cryptographer.AddKey(params2));
EXPECT_TRUE(cryptographer.is_ready());
sync_pb::EncryptedData encrypted3;
EXPECT_TRUE(cryptographer.Encrypt(original, &encrypted3));
sync_pb::EncryptedData encrypted4;
EXPECT_TRUE(cryptographer.Encrypt(original, &encrypted4));
EXPECT_EQ(encrypted1.key_name(), encrypted2.key_name());
EXPECT_NE(encrypted1.key_name(), encrypted3.key_name());
EXPECT_EQ(encrypted3.key_name(), encrypted4.key_name());
}
// Crashes, Bug 55178.
#if defined(OS_WIN)
#define MAYBE_EncryptExportDecrypt DISABLED_EncryptExportDecrypt
#else
#define MAYBE_EncryptExportDecrypt EncryptExportDecrypt
#endif
TEST(CryptographerTest, MAYBE_EncryptExportDecrypt) {
sync_pb::EncryptedData nigori;
sync_pb::EncryptedData encrypted;
sync_pb::PasswordSpecificsData original;
original.set_origin("http://example.com");
original.set_username_value("azure");
original.set_password_value("hunter2");
{
Cryptographer cryptographer;
KeyParams params = {"localhost", "dummy", "dummy"};
cryptographer.AddKey(params);
EXPECT_TRUE(cryptographer.is_ready());
EXPECT_TRUE(cryptographer.Encrypt(original, &encrypted));
EXPECT_TRUE(cryptographer.GetKeys(&nigori));
}
{
Cryptographer cryptographer;
EXPECT_FALSE(cryptographer.CanDecrypt(nigori));
cryptographer.SetPendingKeys(nigori);
EXPECT_FALSE(cryptographer.is_ready());
EXPECT_TRUE(cryptographer.has_pending_keys());
KeyParams params = {"localhost", "dummy", "dummy"};
EXPECT_TRUE(cryptographer.DecryptPendingKeys(params));
EXPECT_TRUE(cryptographer.is_ready());
EXPECT_FALSE(cryptographer.has_pending_keys());
sync_pb::PasswordSpecificsData decrypted;
EXPECT_TRUE(cryptographer.Decrypt(encrypted, &decrypted));
EXPECT_EQ(original.SerializeAsString(), decrypted.SerializeAsString());
}
}
// Crashes, Bug 55178.
#if defined(OS_WIN)
#define MAYBE_PackUnpack DISABLED_PackUnpack
#else
#define MAYBE_PackUnpack PackUnpack
#endif
TEST(CryptographerTest, MAYBE_PackUnpack) {
#if defined(OS_MACOSX)
Encryptor::UseMockKeychain(true);
#endif
Nigori nigori;
ASSERT_TRUE(nigori.InitByDerivation("example.com", "username", "password"));
std::string expected_user, expected_encryption, expected_mac;
ASSERT_TRUE(nigori.ExportKeys(&expected_user, &expected_encryption,
&expected_mac));
Cryptographer cryptographer;
std::string token;
EXPECT_TRUE(cryptographer.PackBootstrapToken(&nigori, &token));
EXPECT_TRUE(IsStringUTF8(token));
scoped_ptr<Nigori> unpacked(cryptographer.UnpackBootstrapToken(token));
EXPECT_NE(static_cast<Nigori*>(NULL), unpacked.get());
std::string user_key, encryption_key, mac_key;
ASSERT_TRUE(unpacked->ExportKeys(&user_key, &encryption_key, &mac_key));
EXPECT_EQ(expected_user, user_key);
EXPECT_EQ(expected_encryption, encryption_key);
EXPECT_EQ(expected_mac, mac_key);
}
} // namespace browser_sync
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