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/sha1digest.h" 12#include "webrtc/base/gunit.h" 13#include "webrtc/base/stringencode.h" 14 15namespace rtc { 16 17std::string Sha1(const std::string& input) { 18 Sha1Digest sha1; 19 return ComputeDigest(&sha1, input); 20} 21 22TEST(Sha1DigestTest, TestSize) { 23 Sha1Digest sha1; 24 EXPECT_EQ(20, static_cast<int>(Sha1Digest::kSize)); 25 EXPECT_EQ(20U, sha1.Size()); 26} 27 28TEST(Sha1DigestTest, TestBasic) { 29 // Test vectors from sha1.c. 30 EXPECT_EQ("da39a3ee5e6b4b0d3255bfef95601890afd80709", Sha1("")); 31 EXPECT_EQ("a9993e364706816aba3e25717850c26c9cd0d89d", Sha1("abc")); 32 EXPECT_EQ("84983e441c3bd26ebaae4aa1f95129e5e54670f1", 33 Sha1("abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq")); 34 std::string a_million_as(1000000, 'a'); 35 EXPECT_EQ("34aa973cd4c4daa4f61eeb2bdbad27316534016f", Sha1(a_million_as)); 36} 37 38TEST(Sha1DigestTest, TestMultipleUpdates) { 39 Sha1Digest sha1; 40 std::string input = 41 "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq"; 42 char output[Sha1Digest::kSize]; 43 for (size_t i = 0; i < input.size(); ++i) { 44 sha1.Update(&input[i], 1); 45 } 46 EXPECT_EQ(sha1.Size(), sha1.Finish(output, sizeof(output))); 47 EXPECT_EQ("84983e441c3bd26ebaae4aa1f95129e5e54670f1", 48 hex_encode(output, sizeof(output))); 49} 50 51TEST(Sha1DigestTest, TestReuse) { 52 Sha1Digest sha1; 53 std::string input = "abc"; 54 EXPECT_EQ("a9993e364706816aba3e25717850c26c9cd0d89d", 55 ComputeDigest(&sha1, input)); 56 input = "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq"; 57 EXPECT_EQ("84983e441c3bd26ebaae4aa1f95129e5e54670f1", 58 ComputeDigest(&sha1, input)); 59} 60 61TEST(Sha1DigestTest, TestBufferTooSmall) { 62 Sha1Digest sha1; 63 std::string input = "abcdefghijklmnopqrstuvwxyz"; 64 char output[Sha1Digest::kSize - 1]; 65 sha1.Update(input.c_str(), input.size()); 66 EXPECT_EQ(0U, sha1.Finish(output, sizeof(output))); 67} 68 69TEST(Sha1DigestTest, TestBufferConst) { 70 Sha1Digest sha1; 71 const int kLongSize = 1000000; 72 std::string input(kLongSize, '\0'); 73 for (int i = 0; i < kLongSize; ++i) { 74 input[i] = static_cast<char>(i); 75 } 76 sha1.Update(input.c_str(), input.size()); 77 for (int i = 0; i < kLongSize; ++i) { 78 EXPECT_EQ(static_cast<char>(i), input[i]); 79 } 80} 81 82} // namespace rtc 83