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      1 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "net/quic/quic_utils.h"
      6 
      7 #include "net/quic/crypto/crypto_protocol.h"
      8 #include "testing/gtest/include/gtest/gtest.h"
      9 
     10 using base::StringPiece;
     11 using std::string;
     12 
     13 namespace net {
     14 namespace test {
     15 namespace {
     16 
     17 // A test string and a hex+ASCII dump of the same string.
     18 const unsigned char kString[] = {
     19   0x00, 0x90, 0x69, 0xbd, 0x54, 0x00, 0x00, 0x0d,
     20   0x61, 0x0f, 0x01, 0x89, 0x08, 0x00, 0x45, 0x00,
     21   0x00, 0x1c, 0xfb, 0x98, 0x40, 0x00, 0x40, 0x01,
     22   0x7e, 0x18, 0xd8, 0xef, 0x23, 0x01, 0x45, 0x5d,
     23   0x7f, 0xe2, 0x08, 0x00, 0x6b, 0xcb, 0x0b, 0xc6,
     24   0x80, 0x6e
     25 };
     26 
     27 const unsigned char kHexDump[] =
     28 "0x0000:  0090 69bd 5400 000d 610f 0189 0800 4500  ..i.T...a.....E.\n"
     29 "0x0010:  001c fb98 4000 4001 7e18 d8ef 2301 455d  ....@.@.~...#.E]\n"
     30 "0x0020:  7fe2 0800 6bcb 0bc6 806e                 ....k....n\n";
     31 
     32 TEST(QuicUtilsTest, StreamErrorToString) {
     33   EXPECT_STREQ("QUIC_BAD_APPLICATION_PAYLOAD",
     34                QuicUtils::StreamErrorToString(QUIC_BAD_APPLICATION_PAYLOAD));
     35 }
     36 
     37 TEST(QuicUtilsTest, ErrorToString) {
     38   EXPECT_STREQ("QUIC_NO_ERROR",
     39                QuicUtils::ErrorToString(QUIC_NO_ERROR));
     40 }
     41 
     42 TEST(QuicUtilsTest, StringToHexASCIIDumpArgTypes) {
     43   // Verify that char*, string and StringPiece are all valid argument types.
     44   struct {
     45     const string input;
     46     const string expected;
     47   } tests[] = {
     48     { "", "", },
     49     { "A",   "0x0000:  41                                       A\n", },
     50     { "AB",  "0x0000:  4142                                     AB\n", },
     51     { "ABC", "0x0000:  4142 43                                  ABC\n", },
     52     { "original",
     53       "0x0000:  6f72 6967 696e 616c                      original\n", },
     54   };
     55 
     56   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) {
     57     EXPECT_EQ(tests[i].expected,
     58               QuicUtils::StringToHexASCIIDump(tests[i].input.c_str()));
     59     EXPECT_EQ(tests[i].expected,
     60               QuicUtils::StringToHexASCIIDump(tests[i].input));
     61     EXPECT_EQ(tests[i].expected,
     62               QuicUtils::StringToHexASCIIDump(StringPiece(tests[i].input)));
     63   }
     64 }
     65 
     66 TEST(QuicUtilsTest, StringToHexASCIIDumpSuccess) {
     67   EXPECT_EQ(string(reinterpret_cast<const char*>(kHexDump)),
     68       QuicUtils::StringToHexASCIIDump(
     69           string(reinterpret_cast<const char*>(kString), sizeof(kString))));
     70 }
     71 
     72 TEST(QuicUtilsTest, TagToString) {
     73   EXPECT_EQ("SCFG",
     74             QuicUtils::TagToString(kSCFG));
     75   EXPECT_EQ("SNO ",
     76             QuicUtils::TagToString(kServerNonceTag));
     77   EXPECT_EQ("CRT ",
     78             QuicUtils::TagToString(kCertificateTag));
     79   EXPECT_EQ("CHLO",
     80             QuicUtils::TagToString(MakeQuicTag('C', 'H', 'L', 'O')));
     81   // A tag that contains a non-printing character will be printed as a decimal
     82   // number.
     83   EXPECT_EQ("525092931",
     84             QuicUtils::TagToString(MakeQuicTag('C', 'H', 'L', '\x1f')));
     85 }
     86 
     87 }  // namespace
     88 }  // namespace test
     89 }  // namespace net
     90