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1 // Copyright 2015 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 "crypto/aead_openssl.h" | |
6 | |
7 #include <string> | |
8 | |
9 #include "testing/gtest/include/gtest/gtest.h" | |
10 | |
11 namespace { | |
12 | |
13 #if defined(USE_OPENSSL) | |
14 | |
15 TEST(AeadTest, SealOpen) { | |
16 crypto::Aead aead(crypto::Aead::AES_128_CTR_HMAC_SHA256); | |
17 std::string key(aead.KeyLength(), 0); | |
18 aead.Init(&key); | |
19 std::string nonce(aead.NonceLength(), 0); | |
20 std::string plaintext("this is the plaintext"); | |
21 std::string ad("this is the additional data"); | |
22 std::string ciphertext; | |
23 EXPECT_TRUE(aead.Seal(plaintext, nonce, ad, &ciphertext)); | |
24 EXPECT_LT(0U, ciphertext.size()); | |
25 | |
26 std::string decrypted; | |
27 EXPECT_TRUE(aead.Open(ciphertext, nonce, ad, &decrypted)); | |
28 | |
29 EXPECT_EQ(plaintext, decrypted); | |
30 } | |
31 | |
32 TEST(AeadTest, SealOpenWrongKey) { | |
33 crypto::Aead aead(crypto::Aead::AES_128_CTR_HMAC_SHA256); | |
34 std::string key(aead.KeyLength(), 0); | |
35 std::string wrong_key(aead.KeyLength(), 1); | |
36 aead.Init(&key); | |
37 crypto::Aead aead_wrong_key(crypto::Aead::AES_128_CTR_HMAC_SHA256); | |
38 aead_wrong_key.Init(&wrong_key); | |
39 | |
40 std::string nonce(aead.NonceLength(), 0); | |
41 std::string plaintext("this is the plaintext"); | |
42 std::string ad("this is the additional data"); | |
43 std::string ciphertext; | |
44 EXPECT_TRUE(aead.Seal(plaintext, nonce, ad, &ciphertext)); | |
45 EXPECT_LT(0U, ciphertext.size()); | |
46 | |
47 std::string decrypted; | |
48 EXPECT_FALSE(aead_wrong_key.Open(ciphertext, nonce, ad, &decrypted)); | |
49 EXPECT_EQ(0U, decrypted.size()); | |
50 } | |
51 | |
52 #endif | |
53 | |
54 } // namespace | |
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