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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. | |
4 | |
5 #include "base/sha2.h" | |
6 | |
7 #include "base/basictypes.h" | |
8 #include "testing/gtest/include/gtest/gtest.h" | |
9 | |
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 }; | |
21 | |
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])); | |
26 | |
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])); | |
31 } | |
32 | |
33 TEST(Sha256Test, Test1_String) { | |
34 // Same as the above, but using the wrapper that returns a std::string. | |
35 // Example B.1 from FIPS 180-2: one-block message. | |
36 std::string input1 = "abc"; | |
37 int expected1[] = { 0xba, 0x78, 0x16, 0xbf, | |
38 0x8f, 0x01, 0xcf, 0xea, | |
39 0x41, 0x41, 0x40, 0xde, | |
40 0x5d, 0xae, 0x22, 0x23, | |
41 0xb0, 0x03, 0x61, 0xa3, | |
42 0x96, 0x17, 0x7a, 0x9c, | |
43 0xb4, 0x10, 0xff, 0x61, | |
44 0xf2, 0x00, 0x15, 0xad }; | |
45 | |
46 std::string output1 = base::SHA256HashString(input1); | |
47 ASSERT_EQ(base::SHA256_LENGTH, output1.size()); | |
48 for (size_t i = 0; i < base::SHA256_LENGTH; i++) | |
49 EXPECT_EQ(expected1[i], static_cast<uint8>(output1[i])); | |
50 } | |
51 | |
52 TEST(Sha256Test, Test2) { | |
53 // Example B.2 from FIPS 180-2: multi-block message. | |
54 std::string input2 = | |
55 "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq"; | |
56 int expected2[] = { 0x24, 0x8d, 0x6a, 0x61, | |
57 0xd2, 0x06, 0x38, 0xb8, | |
58 0xe5, 0xc0, 0x26, 0x93, | |
59 0x0c, 0x3e, 0x60, 0x39, | |
60 0xa3, 0x3c, 0xe4, 0x59, | |
61 0x64, 0xff, 0x21, 0x67, | |
62 0xf6, 0xec, 0xed, 0xd4, | |
63 0x19, 0xdb, 0x06, 0xc1 }; | |
64 | |
65 uint8 output2[base::SHA256_LENGTH]; | |
66 base::SHA256HashString(input2, output2, sizeof(output2)); | |
67 for (size_t i = 0; i < base::SHA256_LENGTH; i++) | |
68 EXPECT_EQ(expected2[i], static_cast<int>(output2[i])); | |
69 | |
70 uint8 output_truncated2[6]; | |
71 base::SHA256HashString(input2, output_truncated2, sizeof(output_truncated2)); | |
72 for (size_t i = 0; i < sizeof(output_truncated2); i++) | |
73 EXPECT_EQ(expected2[i], static_cast<int>(output_truncated2[i])); | |
74 } | |
75 | |
76 TEST(Sha256Test, Test3) { | |
77 // Example B.3 from FIPS 180-2: long message. | |
78 std::string input3(1000000, 'a'); // 'a' repeated a million times | |
79 int expected3[] = { 0xcd, 0xc7, 0x6e, 0x5c, | |
80 0x99, 0x14, 0xfb, 0x92, | |
81 0x81, 0xa1, 0xc7, 0xe2, | |
82 0x84, 0xd7, 0x3e, 0x67, | |
83 0xf1, 0x80, 0x9a, 0x48, | |
84 0xa4, 0x97, 0x20, 0x0e, | |
85 0x04, 0x6d, 0x39, 0xcc, | |
86 0xc7, 0x11, 0x2c, 0xd0 }; | |
87 | |
88 uint8 output3[base::SHA256_LENGTH]; | |
89 base::SHA256HashString(input3, output3, sizeof(output3)); | |
90 for (size_t i = 0; i < base::SHA256_LENGTH; i++) | |
91 EXPECT_EQ(expected3[i], static_cast<int>(output3[i])); | |
92 | |
93 uint8 output_truncated3[12]; | |
94 base::SHA256HashString(input3, output_truncated3, sizeof(output_truncated3)); | |
95 for (size_t i = 0; i < sizeof(output_truncated3); i++) | |
96 EXPECT_EQ(expected3[i], static_cast<int>(output_truncated3[i])); | |
97 } | |
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