henrike@webrtc.org | 0e118e7 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 1 | /* |
| 2 | * libjingle |
| 3 | * Copyright 2012 Google Inc. |
| 4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without |
| 6 | * modification, are permitted provided that the following conditions are met: |
| 7 | * |
| 8 | * 1. Redistributions of source code must retain the above copyright notice, |
| 9 | * this list of conditions and the following disclaimer. |
| 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
| 11 | * this list of conditions and the following disclaimer in the documentation |
| 12 | * and/or other materials provided with the distribution. |
| 13 | * 3. The name of the author may not be used to endorse or promote products |
| 14 | * derived from this software without specific prior written permission. |
| 15 | * |
| 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED |
| 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO |
| 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; |
| 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
| 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 26 | */ |
| 27 | |
| 28 | #include "talk/base/md5digest.h" |
| 29 | #include "talk/base/gunit.h" |
| 30 | #include "talk/base/stringencode.h" |
| 31 | |
| 32 | namespace talk_base { |
| 33 | |
| 34 | std::string Md5(const std::string& input) { |
| 35 | Md5Digest md5; |
| 36 | return ComputeDigest(&md5, input); |
| 37 | } |
| 38 | |
| 39 | TEST(Md5DigestTest, TestSize) { |
| 40 | Md5Digest md5; |
wu@webrtc.org | 861d073 | 2013-10-07 23:32:02 +0000 | [diff] [blame] | 41 | EXPECT_EQ(16, static_cast<int>(Md5Digest::kSize)); |
henrike@webrtc.org | 0e118e7 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 42 | EXPECT_EQ(16U, md5.Size()); |
| 43 | } |
| 44 | |
| 45 | TEST(Md5DigestTest, TestBasic) { |
| 46 | // These are the standard MD5 test vectors from RFC 1321. |
| 47 | EXPECT_EQ("d41d8cd98f00b204e9800998ecf8427e", Md5("")); |
| 48 | EXPECT_EQ("0cc175b9c0f1b6a831c399e269772661", Md5("a")); |
| 49 | EXPECT_EQ("900150983cd24fb0d6963f7d28e17f72", Md5("abc")); |
| 50 | EXPECT_EQ("f96b697d7cb7938d525a2f31aaf161d0", Md5("message digest")); |
| 51 | EXPECT_EQ("c3fcd3d76192e4007dfb496cca67e13b", |
| 52 | Md5("abcdefghijklmnopqrstuvwxyz")); |
| 53 | } |
| 54 | |
| 55 | TEST(Md5DigestTest, TestMultipleUpdates) { |
| 56 | Md5Digest md5; |
| 57 | std::string input = "abcdefghijklmnopqrstuvwxyz"; |
| 58 | char output[Md5Digest::kSize]; |
| 59 | for (size_t i = 0; i < input.size(); ++i) { |
| 60 | md5.Update(&input[i], 1); |
| 61 | } |
| 62 | EXPECT_EQ(md5.Size(), md5.Finish(output, sizeof(output))); |
| 63 | EXPECT_EQ("c3fcd3d76192e4007dfb496cca67e13b", |
| 64 | hex_encode(output, sizeof(output))); |
| 65 | } |
| 66 | |
| 67 | TEST(Md5DigestTest, TestReuse) { |
| 68 | Md5Digest md5; |
| 69 | std::string input = "message digest"; |
| 70 | EXPECT_EQ("f96b697d7cb7938d525a2f31aaf161d0", ComputeDigest(&md5, input)); |
| 71 | input = "abcdefghijklmnopqrstuvwxyz"; |
| 72 | EXPECT_EQ("c3fcd3d76192e4007dfb496cca67e13b", ComputeDigest(&md5, input)); |
| 73 | } |
| 74 | |
| 75 | TEST(Md5DigestTest, TestBufferTooSmall) { |
| 76 | Md5Digest md5; |
| 77 | std::string input = "abcdefghijklmnopqrstuvwxyz"; |
| 78 | char output[Md5Digest::kSize - 1]; |
| 79 | md5.Update(input.c_str(), input.size()); |
| 80 | EXPECT_EQ(0U, md5.Finish(output, sizeof(output))); |
| 81 | } |
| 82 | |
| 83 | TEST(Md5DigestTest, TestBufferConst) { |
| 84 | Md5Digest md5; |
| 85 | const int kLongSize = 1000000; |
| 86 | std::string input(kLongSize, '\0'); |
| 87 | for (int i = 0; i < kLongSize; ++i) { |
| 88 | input[i] = static_cast<char>(i); |
| 89 | } |
| 90 | md5.Update(input.c_str(), input.size()); |
| 91 | for (int i = 0; i < kLongSize; ++i) { |
| 92 | EXPECT_EQ(static_cast<char>(i), input[i]); |
| 93 | } |
| 94 | } |
| 95 | |
| 96 | } // namespace talk_base |