Tag Parser  7.0.1
C++ library for reading and writing MP4 (iTunes), ID3, Vorbis, Opus, FLAC and Matroska tags
testfilecheck.cpp
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1 #include "../caseinsensitivecomparer.h"
2 
3 #include <c++utilities/conversion/stringbuilder.h>
4 #include <c++utilities/io/catchiofailure.h>
5 #include <c++utilities/tests/testutils.h>
6 
7 #include <cppunit/TestFixture.h>
8 #include <cppunit/extensions/HelperMacros.h>
9 
10 #include <openssl/sha.h>
11 
12 #include <fstream>
13 
14 using namespace std;
15 using namespace ConversionUtilities;
16 using namespace IoUtilities;
17 using namespace TestUtilities;
18 using namespace TagParser;
19 
20 using namespace CPPUNIT_NS;
21 
26  char checksum[65];
27  bool operator==(const Sha256Checksum &other) const;
28 };
29 
34 {
35  for (const char *i1 = checksum, *i2 = other.checksum, *end = checksum + sizeof(checksum); i1 != end; ++i1, ++i2) {
36  if (CaseInsensitiveCharComparer::toLower(static_cast<unsigned char>(*i1))
37  != CaseInsensitiveCharComparer::toLower(static_cast<unsigned char>(*i2))) {
38  return false;
39  }
40  }
41  return true;
42 }
43 
44 ostream &operator<<(ostream &os, const Sha256Checksum &checksum)
45 {
46  os << checksum.checksum;
47  return os;
48 }
49 
53 struct TestFile {
54  const char *path;
56  Sha256Checksum computeSha256Sum() const;
57  void verifyChecksum() const;
58 } const testFiles[] = {
59  { "matroska_wave1/logo3_256x256.png", { "810b9172607e281d9a3969018c7d6521de240cc3688fecf598444e666aa6b4dc" } },
60  { "matroska_wave1/test1.mkv", { "0996a309ff2095910b9d30d5253b044d637154297ddf7d0bda7f3adedf5addc1" } },
61  { "matroska_wave1/test2.mkv", { "5b53d306e56f9bda6e80c3fbd9f3ccd20cc885770449d1fc0b5bec35c71d61e2" } },
62  { "matroska_wave1/test3.mkv", { "1722b0d93a6ef1a14dd513bd031cd5901c233b45aa3e3c87be0b0d7348d7d1b5" } },
63  { "matroska_wave1/test4.mkv", { "43df750a2a01a37949791b717051b41522081a266b71d113be4b713063843699" } },
64  { "matroska_wave1/test5.mkv", { "92acdc33bb0b5d7a4d9b0d6ca792230a78c786a30179dc9999cee41c28642842" } },
65  { "matroska_wave1/test6.mkv", { "7cad84b434116e023d340dd584ac833b93f03fb1bd7ea2727fa45de50af0abb9" } },
66  { "matroska_wave1/test7.mkv", { "95b21c92ad5a4fe00914ff5009e2a64f12fd4c5fb9cb1c3c888ab50bf0ffe483" } },
67  { "matroska_wave1/test8.mkv", { "9dddcd1550b814dae44d62e2b9f27c0eca31d5e190df2220cbf7492e3d6c63da" } },
68  { "mtx-test-data/mkv/handbrake-chapters-2.mkv", { "eccc55f3b59a77086b3ffb914525d312c7886eae34e3933352dea2f6f6a1974c" } },
69  { "mtx-test-data/mkv/tags.mkv", { "4330019afc3d846600c1ded38158fcac081297f4e56c749251c236f4871e0287" } },
70  { "mkv/nested-tags.xml", { "85cfcc94920f114e52fd1aa3df24706cd2710626e065a2c8c55dd209ec8dc8ce" } },
71  { "mp4/test1.m4a", { "4f16e0a22525bd13ba859431406d7f5991e0b4f155c51e10e5f32b0c97034b36" } },
72  { "mtx-test-data/aac/he-aacv2-ps.m4a", { "be54be0ae45b0184583ced8a84a881a1652a449feb7f6a917e11f60efabb68ac" } },
73  { "mtx-test-data/alac/othertest-itunes.m4a", { "5e9c64cde00902211533fbe38aaa67ef5f79a945e1d717951b78b4bbf9ff84e8" } },
74  { "mtx-test-data/mp3/id3-tag-and-xing-header.mp3", { "4a9187b05dc74d32e5a3de53494fde9db8c6c25d46082f86de6f424ad28daacf" } },
75  { "mtx-test-data/mp4/10-DanseMacabreOp.40.m4a", { "30c915d5656de049d66fd70b0966a33faf038af42365a2bb973e5c2fc0ba2038" } },
76  { "mtx-test-data/mp4/1080p-DTS-HD-7.1.mp4", { "fbf929bf8300fc6e53c5c5b7fde4ed2a427fef2d4fd093511c672083039abbf1" } },
77  { "mtx-test-data/mp4/dash/dragon-age-inquisition-H1LkM6IVlm4-video.mp4", { "864891f4510f3fa9c49c19e671171cec08ceb331362cf7161419b957be090d47" } },
78  { "mtx-test-data/ogg/qt4dance_medium.ogg", { "0b5429da9713be171c6ae0da69621261e8d5ddc9db3da872e5ade1a1c883decd" } },
79  { "mtx-test-data/opus/v-opus.ogg", { "e12adece4dbcccf2471b61c3ebd7c6576dee351d85809ab6f01d6f324d65b417" } },
80 };
81 
86 {
87  // init sha256 hashing
88  SHA256_CTX sha256;
89  SHA256_Init(&sha256);
90 
91  // read and hash file
92  {
93  ifstream file;
94  file.exceptions(ios_base::eofbit | ios_base::failbit | ios_base::badbit);
95  file.open(testFilePath(path), ios_base::in | ios_base::binary);
96 
97  char readBuffer[4096];
98  try {
99  for (;;) {
100  file.read(readBuffer, sizeof(readBuffer));
101  SHA256_Update(&sha256, readBuffer, static_cast<size_t>(file.gcount()));
102  }
103  } catch (...) {
104  catchIoFailure();
105  if (file.eof() && !file.bad()) {
106  SHA256_Update(&sha256, readBuffer, static_cast<size_t>(file.gcount()));
107  } else {
108  throw;
109  }
110  }
111  }
112 
113  // compute final hash
114  unsigned char hash[SHA256_DIGEST_LENGTH];
115  SHA256_Final(hash, &sha256);
116 
117  // convert to "hex string"
118  Sha256Checksum hexString;
119  char *hexStringIterator = hexString.checksum;
120  for (unsigned char hashNumber : hash) {
121  const string digits = numberToString(hashNumber, 16);
122  *(hexStringIterator++) = digits.size() < 2 ? '0' : digits.front();
123  *(hexStringIterator++) = digits.back();
124  }
125  *hexStringIterator = '\0';
126  return hexString;
127 }
128 
133 {
134  CPPUNIT_ASSERT_EQUAL_MESSAGE(argsToString("integrity of testfile \"", path, '\"'), expectedSha256sum, computeSha256Sum());
135 }
136 
141 class TestFileCheck : public TestFixture {
142  CPPUNIT_TEST_SUITE(TestFileCheck);
143  CPPUNIT_TEST(verifyChecksums);
144  CPPUNIT_TEST_SUITE_END();
145 
146 private:
147  void verifyChecksums();
148 };
149 
151 
152 void TestFileCheck::verifyChecksums()
153 {
154  for (const TestFile &testFile : testFiles) {
155  testFile.verifyChecksum();
156  }
157 }
CPPUNIT_TEST_SUITE_REGISTRATION(TestFileCheck)
Sha256Checksum expectedSha256sum
The TestFileCheck class verifies integrity of all testfiles used in the testsuite of tagparser or tag...
STL namespace.
const char * path
constexpr bool operator==(byte lhs, FlacMetaDataBlockType type)
Definition: flacmetadata.h:19
Sha256Checksum computeSha256Sum() const
Computes the SHA-256 checksums for the file using OpenSSL.
Contains utility classes helping to read and write streams.
The TestFile struct holds the path (relative to testfile dir) and checksum of a test file...
bool operator==(const Sha256Checksum &other) const
Returns whether the current instance equals other ignoring the case.
The Sha256Checksum struct holds the "hex string representation" of a SHA-256 checksum.
void verifyChecksum() const
Checks whether the expected SHA-256 checksum matches the actual checksum.
ostream & operator<<(ostream &os, const Sha256Checksum &checksum)
struct TestFile testFiles[]