src/third_party/libjingle/source/talk/base/messagedigest_unittest.cc

   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/gunit.h"
  29 #include "talk/base/messagedigest.h"
  30 #include "talk/base/stringencode.h"
  31
  32 namespace talk_base {
  33
  34 // Test vectors from RFC 1321.
  35 TEST(MessageDigestTest, TestMd5Digest) {
  36   // Test the string versions of the APIs.
  37   EXPECT_EQ("d41d8cd98f00b204e9800998ecf8427e",
  38       ComputeDigest(DIGEST_MD5, ""));
  39   EXPECT_EQ("900150983cd24fb0d6963f7d28e17f72",
  40       ComputeDigest(DIGEST_MD5, "abc"));
  41   EXPECT_EQ("c3fcd3d76192e4007dfb496cca67e13b",
  42       ComputeDigest(DIGEST_MD5, "abcdefghijklmnopqrstuvwxyz"));
  43
  44   // Test the raw buffer versions of the APIs; also check output buffer size.
  45   char output[16];
  46   EXPECT_EQ(sizeof(output),
  47       ComputeDigest(DIGEST_MD5, "abc", 3, output, sizeof(output)));
  48   EXPECT_EQ("900150983cd24fb0d6963f7d28e17f72",
  49       hex_encode(output, sizeof(output)));
  50   EXPECT_EQ(0U,
  51       ComputeDigest(DIGEST_MD5, "abc", 3, output, sizeof(output) - 1));
  52 }
  53
  54 // Test vectors from RFC 3174.
  55 TEST(MessageDigestTest, TestSha1Digest) {
  56   // Test the string versions of the APIs.
  57   EXPECT_EQ("da39a3ee5e6b4b0d3255bfef95601890afd80709",
  58       ComputeDigest(DIGEST_SHA_1, ""));
  59   EXPECT_EQ("a9993e364706816aba3e25717850c26c9cd0d89d",
  60       ComputeDigest(DIGEST_SHA_1, "abc"));
  61   EXPECT_EQ("84983e441c3bd26ebaae4aa1f95129e5e54670f1",
  62       ComputeDigest(DIGEST_SHA_1,
  63           "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq"));
  64
  65   // Test the raw buffer versions of the APIs; also check output buffer size.
  66   char output[20];
  67   EXPECT_EQ(sizeof(output),
  68       ComputeDigest(DIGEST_SHA_1, "abc", 3, output, sizeof(output)));
  69   EXPECT_EQ("a9993e364706816aba3e25717850c26c9cd0d89d",
  70       hex_encode(output, sizeof(output)));
  71   EXPECT_EQ(0U,
  72       ComputeDigest(DIGEST_SHA_1, "abc", 3, output, sizeof(output) - 1));
  73 }
  74
  75 // Test that we fail properly if a bad digest algorithm is specified.
  76 TEST(MessageDigestTest, TestBadDigest) {
  77   std::string output;
  78   EXPECT_FALSE(ComputeDigest("sha-9000", "abc", &output));
  79   EXPECT_EQ("", ComputeDigest("sha-9000", "abc"));
  80 }
  81
  82 // Test vectors from RFC 2202.
  83 TEST(MessageDigestTest, TestMd5Hmac) {
  84   // Test the string versions of the APIs.
  85   EXPECT_EQ("9294727a3638bb1c13f48ef8158bfc9d",
  86       ComputeHmac(DIGEST_MD5, std::string(16, '\x0b'), "Hi There"));
  87   EXPECT_EQ("750c783e6ab0b503eaa86e310a5db738",
  88       ComputeHmac(DIGEST_MD5, "Jefe", "what do ya want for nothing?"));
  89   EXPECT_EQ("56be34521d144c88dbb8c733f0e8b3f6",
  90       ComputeHmac(DIGEST_MD5, std::string(16, '\xaa'),
  91           std::string(50, '\xdd')));
  92   EXPECT_EQ("697eaf0aca3a3aea3a75164746ffaa79",
  93       ComputeHmac(DIGEST_MD5,
  94           "\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f"
  95           "\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19",
  96           std::string(50, '\xcd')));
  97   EXPECT_EQ("56461ef2342edc00f9bab995690efd4c",
  98       ComputeHmac(DIGEST_MD5, std::string(16, '\x0c'),
  99           "Test With Truncation"));
 100   EXPECT_EQ("6b1ab7fe4bd7bf8f0b62e6ce61b9d0cd",
 101       ComputeHmac(DIGEST_MD5, std::string(80, '\xaa'),
 102           "Test Using Larger Than Block-Size Key - Hash Key First"));
 103   EXPECT_EQ("6f630fad67cda0ee1fb1f562db3aa53e",
 104       ComputeHmac(DIGEST_MD5, std::string(80, '\xaa'),
 105           "Test Using Larger Than Block-Size Key and Larger "
 106           "Than One Block-Size Data"));
 107
 108   // Test the raw buffer versions of the APIs; also check output buffer size.
 109   std::string key(16, '\x0b');
 110   std::string input("Hi There");
 111   char output[16];
 112   EXPECT_EQ(sizeof(output),
 113       ComputeHmac(DIGEST_MD5, key.c_str(), key.size(),
 114           input.c_str(), input.size(), output, sizeof(output)));
 115   EXPECT_EQ("9294727a3638bb1c13f48ef8158bfc9d",
 116       hex_encode(output, sizeof(output)));
 117   EXPECT_EQ(0U,
 118       ComputeHmac(DIGEST_MD5, key.c_str(), key.size(),
 119           input.c_str(), input.size(), output, sizeof(output) - 1));
 120 }
 121
 122 // Test vectors from RFC 2202.
 123 TEST(MessageDigestTest, TestSha1Hmac) {
 124   // Test the string versions of the APIs.
 125   EXPECT_EQ("b617318655057264e28bc0b6fb378c8ef146be00",
 126       ComputeHmac(DIGEST_SHA_1, std::string(20, '\x0b'), "Hi There"));
 127   EXPECT_EQ("effcdf6ae5eb2fa2d27416d5f184df9c259a7c79",
 128       ComputeHmac(DIGEST_SHA_1, "Jefe", "what do ya want for nothing?"));
 129   EXPECT_EQ("125d7342b9ac11cd91a39af48aa17b4f63f175d3",
 130       ComputeHmac(DIGEST_SHA_1, std::string(20, '\xaa'),
 131           std::string(50, '\xdd')));
 132   EXPECT_EQ("4c9007f4026250c6bc8414f9bf50c86c2d7235da",
 133       ComputeHmac(DIGEST_SHA_1,
 134           "\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f"
 135           "\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19",
 136           std::string(50, '\xcd')));
 137   EXPECT_EQ("4c1a03424b55e07fe7f27be1d58bb9324a9a5a04",
 138       ComputeHmac(DIGEST_SHA_1, std::string(20, '\x0c'),
 139           "Test With Truncation"));
 140   EXPECT_EQ("aa4ae5e15272d00e95705637ce8a3b55ed402112",
 141       ComputeHmac(DIGEST_SHA_1, std::string(80, '\xaa'),
 142           "Test Using Larger Than Block-Size Key - Hash Key First"));
 143   EXPECT_EQ("e8e99d0f45237d786d6bbaa7965c7808bbff1a91",
 144       ComputeHmac(DIGEST_SHA_1, std::string(80, '\xaa'),
 145           "Test Using Larger Than Block-Size Key and Larger "
 146           "Than One Block-Size Data"));
 147
 148   // Test the raw buffer versions of the APIs; also check output buffer size.
 149   std::string key(20, '\x0b');
 150   std::string input("Hi There");
 151   char output[20];
 152   EXPECT_EQ(sizeof(output),
 153       ComputeHmac(DIGEST_SHA_1, key.c_str(), key.size(),
 154           input.c_str(), input.size(), output, sizeof(output)));
 155   EXPECT_EQ("b617318655057264e28bc0b6fb378c8ef146be00",
 156       hex_encode(output, sizeof(output)));
 157   EXPECT_EQ(0U,
 158       ComputeHmac(DIGEST_SHA_1, key.c_str(), key.size(),
 159           input.c_str(), input.size(), output, sizeof(output) - 1));
 160 }
 161
 162 TEST(MessageDigestTest, TestBadHmac) {
 163   std::string output;
 164   EXPECT_FALSE(ComputeHmac("sha-9000", "key", "abc", &output));
 165   EXPECT_EQ("", ComputeHmac("sha-9000", "key", "abc"));
 166 }
 167
 168 }  // namespace talk_base