1 // Copyright (c) 2006-2008 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.
7 #include "base/basictypes.h"
8 #include "testing/gtest/include/gtest/gtest.h"
10 TEST(Sha256Test
, Test1
) {
11 // Example B.1 from FIPS 180-2: one-block message.
12 std::string input1
= "abc";
13 int expected1
[] = { 0xba, 0x78, 0x16, 0xbf,
14 0x8f, 0x01, 0xcf, 0xea,
15 0x41, 0x41, 0x40, 0xde,
16 0x5d, 0xae, 0x22, 0x23,
17 0xb0, 0x03, 0x61, 0xa3,
18 0x96, 0x17, 0x7a, 0x9c,
19 0xb4, 0x10, 0xff, 0x61,
20 0xf2, 0x00, 0x15, 0xad };
22 uint8 output1
[base::SHA256_LENGTH
];
23 base::SHA256HashString(input1
, output1
, sizeof(output1
));
24 for (size_t i
= 0; i
< base::SHA256_LENGTH
; i
++)
25 EXPECT_EQ(expected1
[i
], static_cast<int>(output1
[i
]));
27 uint8 output_truncated1
[4]; // 4 bytes == 32 bits
28 base::SHA256HashString(input1
, output_truncated1
, sizeof(output_truncated1
));
29 for (size_t i
= 0; i
< sizeof(output_truncated1
); i
++)
30 EXPECT_EQ(expected1
[i
], static_cast<int>(output_truncated1
[i
]));
33 TEST(Sha256Test
, Test2
) {
34 // Example B.2 from FIPS 180-2: multi-block message.
36 "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq";
37 int expected2
[] = { 0x24, 0x8d, 0x6a, 0x61,
38 0xd2, 0x06, 0x38, 0xb8,
39 0xe5, 0xc0, 0x26, 0x93,
40 0x0c, 0x3e, 0x60, 0x39,
41 0xa3, 0x3c, 0xe4, 0x59,
42 0x64, 0xff, 0x21, 0x67,
43 0xf6, 0xec, 0xed, 0xd4,
44 0x19, 0xdb, 0x06, 0xc1 };
46 uint8 output2
[base::SHA256_LENGTH
];
47 base::SHA256HashString(input2
, output2
, sizeof(output2
));
48 for (size_t i
= 0; i
< base::SHA256_LENGTH
; i
++)
49 EXPECT_EQ(expected2
[i
], static_cast<int>(output2
[i
]));
51 uint8 output_truncated2
[6];
52 base::SHA256HashString(input2
, output_truncated2
, sizeof(output_truncated2
));
53 for (size_t i
= 0; i
< sizeof(output_truncated2
); i
++)
54 EXPECT_EQ(expected2
[i
], static_cast<int>(output_truncated2
[i
]));
57 TEST(Sha256Test
, Test3
) {
58 // Example B.3 from FIPS 180-2: long message.
59 std::string
input3(1000000, 'a'); // 'a' repeated a million times
60 int expected3
[] = { 0xcd, 0xc7, 0x6e, 0x5c,
61 0x99, 0x14, 0xfb, 0x92,
62 0x81, 0xa1, 0xc7, 0xe2,
63 0x84, 0xd7, 0x3e, 0x67,
64 0xf1, 0x80, 0x9a, 0x48,
65 0xa4, 0x97, 0x20, 0x0e,
66 0x04, 0x6d, 0x39, 0xcc,
67 0xc7, 0x11, 0x2c, 0xd0 };
69 uint8 output3
[base::SHA256_LENGTH
];
70 base::SHA256HashString(input3
, output3
, sizeof(output3
));
71 for (size_t i
= 0; i
< base::SHA256_LENGTH
; i
++)
72 EXPECT_EQ(expected3
[i
], static_cast<int>(output3
[i
]));
74 uint8 output_truncated3
[12];
75 base::SHA256HashString(input3
, output_truncated3
, sizeof(output_truncated3
));
76 for (size_t i
= 0; i
< sizeof(output_truncated3
); i
++)
77 EXPECT_EQ(expected3
[i
], static_cast<int>(output_truncated3
[i
]));