1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
|
// Copyright 2008, Google Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "base/sha2.h"
#include "base/basictypes.h"
#include "testing/gtest/include/gtest/gtest.h"
TEST(Sha256Test, Test1) {
// Example B.1 from FIPS 180-2: one-block message.
std::string input1 = "abc";
int expected1[] = { 0xba, 0x78, 0x16, 0xbf,
0x8f, 0x01, 0xcf, 0xea,
0x41, 0x41, 0x40, 0xde,
0x5d, 0xae, 0x22, 0x23,
0xb0, 0x03, 0x61, 0xa3,
0x96, 0x17, 0x7a, 0x9c,
0xb4, 0x10, 0xff, 0x61,
0xf2, 0x00, 0x15, 0xad };
uint8 output1[base::SHA256_LENGTH];
base::SHA256HashString(input1, output1, sizeof(output1));
for (int i = 0; i < base::SHA256_LENGTH; i++)
EXPECT_EQ(expected1[i], static_cast<int>(output1[i]));
uint8 output_truncated1[4]; // 4 bytes == 32 bits
base::SHA256HashString(input1, output_truncated1, sizeof(output_truncated1));
for (int i = 0; i < sizeof(output_truncated1); i++)
EXPECT_EQ(expected1[i], static_cast<int>(output_truncated1[i]));
}
TEST(Sha256Test, Test2) {
// Example B.2 from FIPS 180-2: multi-block message.
std::string input2 =
"abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq";
int expected2[] = { 0x24, 0x8d, 0x6a, 0x61,
0xd2, 0x06, 0x38, 0xb8,
0xe5, 0xc0, 0x26, 0x93,
0x0c, 0x3e, 0x60, 0x39,
0xa3, 0x3c, 0xe4, 0x59,
0x64, 0xff, 0x21, 0x67,
0xf6, 0xec, 0xed, 0xd4,
0x19, 0xdb, 0x06, 0xc1 };
uint8 output2[base::SHA256_LENGTH];
base::SHA256HashString(input2, output2, sizeof(output2));
for (int i = 0; i < base::SHA256_LENGTH; i++)
EXPECT_EQ(expected2[i], static_cast<int>(output2[i]));
uint8 output_truncated2[6];
base::SHA256HashString(input2, output_truncated2, sizeof(output_truncated2));
for (int i = 0; i < sizeof(output_truncated2); i++)
EXPECT_EQ(expected2[i], static_cast<int>(output_truncated2[i]));
}
TEST(Sha256Test, Test3) {
// Example B.3 from FIPS 180-2: long message.
std::string input3(1000000, 'a'); // 'a' repeated a million times
int expected3[] = { 0xcd, 0xc7, 0x6e, 0x5c,
0x99, 0x14, 0xfb, 0x92,
0x81, 0xa1, 0xc7, 0xe2,
0x84, 0xd7, 0x3e, 0x67,
0xf1, 0x80, 0x9a, 0x48,
0xa4, 0x97, 0x20, 0x0e,
0x04, 0x6d, 0x39, 0xcc,
0xc7, 0x11, 0x2c, 0xd0 };
uint8 output3[base::SHA256_LENGTH];
base::SHA256HashString(input3, output3, sizeof(output3));
for (int i = 0; i < base::SHA256_LENGTH; i++)
EXPECT_EQ(expected3[i], static_cast<int>(output3[i]));
uint8 output_truncated3[12];
base::SHA256HashString(input3, output_truncated3, sizeof(output_truncated3));
for (int i = 0; i < sizeof(output_truncated3); i++)
EXPECT_EQ(expected3[i], static_cast<int>(output_truncated3[i]));
}
|
