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1 /* | |
2 * Copyright 2012 The WebRTC Project Authors. All rights reserved. | |
3 * | |
4 * Use of this source code is governed by a BSD-style license | |
5 * that can be found in the LICENSE file in the root of the source | |
6 * tree. An additional intellectual property rights grant can be found | |
7 * in the file PATENTS. All contributing project authors may | |
8 * be found in the AUTHORS file in the root of the source tree. | |
9 */ | |
10 | |
11 #include "webrtc/base/md5digest.h" | |
12 #include "webrtc/base/gunit.h" | |
13 #include "webrtc/base/stringencode.h" | |
14 | |
15 namespace rtc { | |
16 | |
17 std::string Md5(const std::string& input) { | |
18 Md5Digest md5; | |
19 return ComputeDigest(&md5, input); | |
20 } | |
21 | |
22 TEST(Md5DigestTest, TestSize) { | |
23 Md5Digest md5; | |
24 EXPECT_EQ(16, static_cast<int>(Md5Digest::kSize)); | |
25 EXPECT_EQ(16U, md5.Size()); | |
26 } | |
27 | |
28 TEST(Md5DigestTest, TestBasic) { | |
29 // These are the standard MD5 test vectors from RFC 1321. | |
30 EXPECT_EQ("d41d8cd98f00b204e9800998ecf8427e", Md5("")); | |
31 EXPECT_EQ("0cc175b9c0f1b6a831c399e269772661", Md5("a")); | |
32 EXPECT_EQ("900150983cd24fb0d6963f7d28e17f72", Md5("abc")); | |
33 EXPECT_EQ("f96b697d7cb7938d525a2f31aaf161d0", Md5("message digest")); | |
34 EXPECT_EQ("c3fcd3d76192e4007dfb496cca67e13b", | |
35 Md5("abcdefghijklmnopqrstuvwxyz")); | |
36 } | |
37 | |
38 TEST(Md5DigestTest, TestMultipleUpdates) { | |
39 Md5Digest md5; | |
40 std::string input = "abcdefghijklmnopqrstuvwxyz"; | |
41 char output[Md5Digest::kSize]; | |
42 for (size_t i = 0; i < input.size(); ++i) { | |
43 md5.Update(&input[i], 1); | |
44 } | |
45 EXPECT_EQ(md5.Size(), md5.Finish(output, sizeof(output))); | |
46 EXPECT_EQ("c3fcd3d76192e4007dfb496cca67e13b", | |
47 hex_encode(output, sizeof(output))); | |
48 } | |
49 | |
50 TEST(Md5DigestTest, TestReuse) { | |
51 Md5Digest md5; | |
52 std::string input = "message digest"; | |
53 EXPECT_EQ("f96b697d7cb7938d525a2f31aaf161d0", ComputeDigest(&md5, input)); | |
54 input = "abcdefghijklmnopqrstuvwxyz"; | |
55 EXPECT_EQ("c3fcd3d76192e4007dfb496cca67e13b", ComputeDigest(&md5, input)); | |
56 } | |
57 | |
58 TEST(Md5DigestTest, TestBufferTooSmall) { | |
59 Md5Digest md5; | |
60 std::string input = "abcdefghijklmnopqrstuvwxyz"; | |
61 char output[Md5Digest::kSize - 1]; | |
62 md5.Update(input.c_str(), input.size()); | |
63 EXPECT_EQ(0U, md5.Finish(output, sizeof(output))); | |
64 } | |
65 | |
66 TEST(Md5DigestTest, TestBufferConst) { | |
67 Md5Digest md5; | |
68 const int kLongSize = 1000000; | |
69 std::string input(kLongSize, '\0'); | |
70 for (int i = 0; i < kLongSize; ++i) { | |
71 input[i] = static_cast<char>(i); | |
72 } | |
73 md5.Update(input.c_str(), input.size()); | |
74 for (int i = 0; i < kLongSize; ++i) { | |
75 EXPECT_EQ(static_cast<char>(i), input[i]); | |
76 } | |
77 } | |
78 | |
79 } // namespace rtc | |
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