test/cpl_hash_test.cc

   1 /*
   2     Copyright (C) 2020-2021 Carl Hetherington <cth@carlh.net>
   3
   4     This file is part of DCP-o-matic.
   5
   6     DCP-o-matic is free software; you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation; either version 2 of the License, or
   9     (at your option) any later version.
  10
  11     DCP-o-matic is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 */
  20
  21
  22 /** @file  test/cpl_hash_test.cc
  23  *  @brief Make sure that <Hash> tags are always written to CPLs where required.
  24  *  @ingroup feature
  25  */
  26
  27
  28 #include "lib/content_factory.h"
  29 #include "lib/cross.h"
  30 #include "lib/dcp_content.h"
  31 #include "lib/film.h"
  32 #include "test.h"
  33 #include <boost/algorithm/string.hpp>
  34 #include <boost/test/unit_test.hpp>
  35
  36
  37 using std::make_shared;
  38 using std::string;
  39
  40
  41 BOOST_AUTO_TEST_CASE (hash_added_to_imported_dcp_test)
  42 {
  43         using namespace boost::filesystem;
  44
  45         string const ov_name = "hash_added_to_imported_dcp_test_ov";
  46         auto ov = new_test_film2(
  47                 ov_name,
  48                 content_factory("test/data/flat_red.png")
  49                 );
  50         make_and_verify_dcp (ov);
  51
  52         /* Remove <Hash> tags from the CPL */
  53         for (auto i: directory_iterator(String::compose("build/test/%1/%2", ov_name, ov->dcp_name()))) {
  54                 if (boost::algorithm::starts_with(i.path().filename().string(), "cpl_")) {
  55                         dcp::File in(i.path(), "r");
  56                         BOOST_REQUIRE (in);
  57                         dcp::File out(i.path().string() + ".tmp", "w");
  58                         BOOST_REQUIRE (out);
  59                         char buffer[256];
  60                         while (in.gets(buffer, sizeof(buffer))) {
  61                                 if (string(buffer).find("Hash") == string::npos) {
  62                                         out.puts(buffer);
  63                                 }
  64                         }
  65                         in.close();
  66                         out.close();
  67                         rename (i.path().string() + ".tmp", i.path());
  68                 }
  69         }
  70
  71         string const vf_name = "hash_added_to_imported_dcp_test_vf";
  72         auto ov_content = make_shared<DCPContent>(String::compose("build/test/%1/%2", ov_name, ov->dcp_name()));
  73         auto vf = new_test_film2 (
  74                 vf_name, { ov_content }
  75                 );
  76
  77         ov_content->set_reference_video (true);
  78         make_and_verify_dcp (vf, {dcp::VerificationNote::Code::EXTERNAL_ASSET});
  79
  80         /* Check for Hash tags in the VF DCP */
  81         int hashes = 0;
  82         for (auto i: directory_iterator(String::compose("build/test/%1/%2", vf_name, vf->dcp_name()))) {
  83                 if (boost::algorithm::starts_with(i.path().filename().string(), "cpl_")) {
  84                         dcp::File in(i.path(), "r");
  85                         BOOST_REQUIRE (in);
  86                         char buffer[256];
  87                         while (in.gets(buffer, sizeof(buffer))) {
  88                                 if (string(buffer).find("Hash") != string::npos) {
  89                                         ++hashes;
  90                                 }
  91                         }
  92                 }
  93         }
  94         BOOST_CHECK_EQUAL (hashes, 2);
  95 }
  96