80 lines
2.4 KiB
C++
80 lines
2.4 KiB
C++
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/*
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* Copyright 2012 The WebRTC Project Authors. All rights reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "webrtc/base/md5digest.h"
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#include "webrtc/base/gunit.h"
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#include "webrtc/base/stringencode.h"
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namespace rtc {
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std::string Md5(const std::string& input) {
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Md5Digest md5;
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return ComputeDigest(&md5, input);
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}
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TEST(Md5DigestTest, TestSize) {
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Md5Digest md5;
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EXPECT_EQ(16, static_cast<int>(Md5Digest::kSize));
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EXPECT_EQ(16U, md5.Size());
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}
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TEST(Md5DigestTest, TestBasic) {
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// These are the standard MD5 test vectors from RFC 1321.
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EXPECT_EQ("d41d8cd98f00b204e9800998ecf8427e", Md5(""));
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EXPECT_EQ("0cc175b9c0f1b6a831c399e269772661", Md5("a"));
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EXPECT_EQ("900150983cd24fb0d6963f7d28e17f72", Md5("abc"));
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EXPECT_EQ("f96b697d7cb7938d525a2f31aaf161d0", Md5("message digest"));
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EXPECT_EQ("c3fcd3d76192e4007dfb496cca67e13b",
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Md5("abcdefghijklmnopqrstuvwxyz"));
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}
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TEST(Md5DigestTest, TestMultipleUpdates) {
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Md5Digest md5;
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std::string input = "abcdefghijklmnopqrstuvwxyz";
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char output[Md5Digest::kSize];
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for (size_t i = 0; i < input.size(); ++i) {
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md5.Update(&input[i], 1);
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}
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EXPECT_EQ(md5.Size(), md5.Finish(output, sizeof(output)));
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EXPECT_EQ("c3fcd3d76192e4007dfb496cca67e13b",
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hex_encode(output, sizeof(output)));
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}
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TEST(Md5DigestTest, TestReuse) {
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Md5Digest md5;
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std::string input = "message digest";
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EXPECT_EQ("f96b697d7cb7938d525a2f31aaf161d0", ComputeDigest(&md5, input));
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input = "abcdefghijklmnopqrstuvwxyz";
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EXPECT_EQ("c3fcd3d76192e4007dfb496cca67e13b", ComputeDigest(&md5, input));
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}
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TEST(Md5DigestTest, TestBufferTooSmall) {
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Md5Digest md5;
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std::string input = "abcdefghijklmnopqrstuvwxyz";
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char output[Md5Digest::kSize - 1];
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md5.Update(input.c_str(), input.size());
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EXPECT_EQ(0U, md5.Finish(output, sizeof(output)));
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}
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TEST(Md5DigestTest, TestBufferConst) {
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Md5Digest md5;
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const int kLongSize = 1000000;
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std::string input(kLongSize, '\0');
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for (int i = 0; i < kLongSize; ++i) {
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input[i] = static_cast<char>(i);
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}
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md5.Update(input.c_str(), input.size());
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for (int i = 0; i < kLongSize; ++i) {
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EXPECT_EQ(static_cast<char>(i), input[i]);
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}
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}
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} // namespace rtc
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