// 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/nigori.h" #include <string> #include "base/memory/scoped_ptr.h" #include "base/string_util.h" #include "testing/gtest/include/gtest/gtest.h" namespace browser_sync { namespace { TEST(NigoriTest, Permute) { Nigori nigori; EXPECT_TRUE(nigori.InitByDerivation("example.com", "username", "password")); std::string permuted; EXPECT_TRUE(nigori.Permute(Nigori::Password, "test name", &permuted)); std::string expected = "prewwdJj2PrGDczvmsHJEE5ndcCyVze8sY9kD5hjY/Tm" "c5kOjXFK7zB3Ss4LlHjEDirMu+vh85JwHOnGrMVe+g=="; EXPECT_EQ(expected, permuted); } TEST(NigoriTest, PermuteIsConstant) { Nigori nigori1; EXPECT_TRUE(nigori1.InitByDerivation("example.com", "username", "password")); std::string permuted1; EXPECT_TRUE(nigori1.Permute(Nigori::Password, "name", &permuted1)); Nigori nigori2; EXPECT_TRUE(nigori2.InitByDerivation("example.com", "username", "password")); std::string permuted2; EXPECT_TRUE(nigori2.Permute(Nigori::Password, "name", &permuted2)); EXPECT_LT(0U, permuted1.size()); EXPECT_EQ(permuted1, permuted2); } TEST(NigoriTest, EncryptDifferentIv) { Nigori nigori; EXPECT_TRUE(nigori.InitByDerivation("example.com", "username", "password")); std::string plaintext("value"); std::string encrypted1; EXPECT_TRUE(nigori.Encrypt(plaintext, &encrypted1)); std::string encrypted2; EXPECT_TRUE(nigori.Encrypt(plaintext, &encrypted2)); EXPECT_NE(encrypted1, encrypted2); } TEST(NigoriTest, Decrypt) { Nigori nigori; EXPECT_TRUE(nigori.InitByDerivation("example.com", "username", "password")); std::string encrypted = "e7+JyS6ibj6F5qqvpseukNRTZ+oBpu5iuv2VYjOfrH1dNiFLNf7Ov0" "kx/zicKFn0lJcbG1UmkNWqIuR4x+quDNVuLaZGbrJPhrJuj7cokCM="; std::string plaintext; EXPECT_TRUE(nigori.Decrypt(encrypted, &plaintext)); std::string expected("test, test, 1, 2, 3"); EXPECT_EQ(expected, plaintext); } TEST(NigoriTest, EncryptDecrypt) { Nigori nigori; EXPECT_TRUE(nigori.InitByDerivation("example.com", "username", "password")); std::string plaintext("value"); std::string encrypted; EXPECT_TRUE(nigori.Encrypt(plaintext, &encrypted)); std::string decrypted; EXPECT_TRUE(nigori.Decrypt(encrypted, &decrypted)); EXPECT_EQ(plaintext, decrypted); } TEST(NigoriTest, CorruptedIv) { Nigori nigori; EXPECT_TRUE(nigori.InitByDerivation("example.com", "username", "password")); std::string plaintext("test"); std::string encrypted; EXPECT_TRUE(nigori.Encrypt(plaintext, &encrypted)); // Corrupt the IV by changing one of its byte. encrypted[0] = (encrypted[0] == 'a' ? 'b' : 'a'); std::string decrypted; EXPECT_TRUE(nigori.Decrypt(encrypted, &decrypted)); EXPECT_NE(plaintext, decrypted); } TEST(NigoriTest, CorruptedCiphertext) { Nigori nigori; EXPECT_TRUE(nigori.InitByDerivation("example.com", "username", "password")); std::string plaintext("test"); std::string encrypted; EXPECT_TRUE(nigori.Encrypt(plaintext, &encrypted)); // Corrput the ciphertext by changing one of its bytes. encrypted[Nigori::kIvSize + 10] = (encrypted[Nigori::kIvSize + 10] == 'a' ? 'b' : 'a'); std::string decrypted; EXPECT_FALSE(nigori.Decrypt(encrypted, &decrypted)); EXPECT_NE(plaintext, decrypted); } // Crashes, Bug 55180. #if defined(OS_WIN) #define MAYBE_ExportImport DISABLED_ExportImport #else #define MAYBE_ExportImport ExportImport #endif TEST(NigoriTest, MAYBE_ExportImport) { Nigori nigori1; EXPECT_TRUE(nigori1.InitByDerivation("example.com", "username", "password")); std::string user_key; std::string encryption_key; std::string mac_key; EXPECT_TRUE(nigori1.ExportKeys(&user_key, &encryption_key, &mac_key)); Nigori nigori2; EXPECT_TRUE(nigori2.InitByImport(user_key, encryption_key, mac_key)); std::string original("test"); std::string plaintext; std::string ciphertext; EXPECT_TRUE(nigori1.Encrypt(original, &ciphertext)); EXPECT_TRUE(nigori2.Decrypt(ciphertext, &plaintext)); EXPECT_EQ(original, plaintext); EXPECT_TRUE(nigori2.Encrypt(original, &ciphertext)); EXPECT_TRUE(nigori1.Decrypt(ciphertext, &plaintext)); EXPECT_EQ(original, plaintext); std::string permuted1, permuted2; EXPECT_TRUE(nigori1.Permute(Nigori::Password, original, &permuted1)); EXPECT_TRUE(nigori2.Permute(Nigori::Password, original, &permuted2)); EXPECT_EQ(permuted1, permuted2); } } // anonymous namespace } // namespace browser_sync