Add a test for reading, changing, then writing a DCP.

diff --git a/test/read_change_write_test.cc b/test/read_change_write_test.cc
new file mode 100644 (file)
index 0000000..aa9ef15
--- /dev/null
+++ b/test/read_change_write_test.cc
@@ -0,0 +1,115 @@
+/*
+    Copyright (C) 2022 Carl Hetherington <cth@carlh.net>
+
+    This file is part of libdcp.
+
+    libdcp is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    libdcp is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with libdcp.  If not, see <http://www.gnu.org/licenses/>.
+
+    In addition, as a special exception, the copyright holders give
+    permission to link the code of portions of this program with the
+    OpenSSL library under certain conditions as described in each
+    individual source file, and distribute linked combinations
+    including the two.
+
+    You must obey the GNU General Public License in all respects
+    for all of the code used other than OpenSSL.  If you modify
+    file(s) with this exception, you may extend this exception to your
+    version of the file(s), but you are not obligated to do so.  If you
+    do not wish to do so, delete this exception statement from your
+    version.  If you delete this exception statement from all source
+    files in the program, then also delete it here.
+*/
+
+
+#include "cpl.h"
+#include "dcp.h"
+#include "reel.h"
+#include "reel_mono_picture_asset.h"
+#include "reel_sound_asset.h"
+#include "test.h"
+#include <boost/filesystem.hpp>
+#include <boost/test/unit_test.hpp>
+
+
+using std::make_shared;
+using std::string;
+
+
+/* Read a DCP, change a few things and write it back */
+BOOST_AUTO_TEST_CASE(read_change_write_test)
+{
+       boost::filesystem::path path = "build/test/read_change_write_test";
+       boost::filesystem::remove_all(path);
+       boost::filesystem::create_directories(path);
+       auto in_picture = simple_picture(path, "1");
+       auto in_sound = simple_sound(path, "1", {}, "de-DE");
+       auto in_reel_picture = make_shared<dcp::ReelMonoPictureAsset>(in_picture, 0);
+       auto in_reel_sound = make_shared<dcp::ReelSoundAsset>(in_sound, 0);
+       auto in_reel = make_shared<dcp::Reel>(in_reel_picture, in_reel_sound);
+       auto in_cpl = make_shared<dcp::CPL>("Input CPL", dcp::ContentKind::FEATURE, dcp::Standard::SMPTE);
+       in_cpl->add(in_reel);
+       dcp::DCP in_dcp(path);
+       in_dcp.add(in_cpl);
+       in_dcp.write_xml("my great issuer", "the creator");
+
+       dcp::DCP work_dcp(path);
+       work_dcp.read();
+       auto add_picture = simple_picture(path, "2");
+       auto add_sound = simple_sound(path, "2", {}, "de-DE");
+       auto add_reel_picture = make_shared<dcp::ReelMonoPictureAsset>(add_picture, 0);
+       auto add_reel_sound = make_shared<dcp::ReelSoundAsset>(add_sound, 0);
+       auto add_reel = make_shared<dcp::Reel>(add_reel_picture, add_reel_sound);
+       auto add_cpl = make_shared<dcp::CPL>("Added CPL", dcp::ContentKind::FEATURE, dcp::Standard::SMPTE);
+       add_cpl->add(add_reel);
+       work_dcp.add(add_cpl);
+       work_dcp.write_xml();
+
+       auto id_in_xml = [](cxml::Document const& doc, string id) {
+               auto assets = doc.node_child("AssetList")->node_children("Asset");
+               return std::find_if(assets.begin(), assets.end(), [id](cxml::ConstNodePtr asset) {
+                       return dcp::remove_urn_uuid(asset->string_child("Id")) == id;
+               }) != assets.end();
+       };
+
+       cxml::Document check_pkl("PackingList");
+       check_pkl.read_file(find_file(path, "pkl_"));
+
+       BOOST_CHECK_EQUAL(check_pkl.string_child("Issuer"), "my great issuer");
+       BOOST_CHECK_EQUAL(check_pkl.string_child("Creator"), "the creator");
+
+       BOOST_CHECK(id_in_xml(check_pkl, in_picture->id()));
+       BOOST_CHECK(id_in_xml(check_pkl, in_sound->id()));
+       BOOST_CHECK(id_in_xml(check_pkl, in_cpl->id()));
+       BOOST_CHECK(id_in_xml(check_pkl, add_picture->id()));
+       BOOST_CHECK(id_in_xml(check_pkl, add_sound->id()));
+       BOOST_CHECK(id_in_xml(check_pkl, add_cpl->id()));
+
+       auto const pkl_id = dcp::remove_urn_uuid(check_pkl.string_child("Id"));
+
+       cxml::Document check_assetmap("AssetMap");
+       check_assetmap.read_file(path / "ASSETMAP.xml");
+
+       BOOST_CHECK_EQUAL(check_assetmap.string_child("Issuer"), "my great issuer");
+       BOOST_CHECK_EQUAL(check_assetmap.string_child("Creator"), "the creator");
+
+       BOOST_CHECK(id_in_xml(check_assetmap, pkl_id));
+
+       BOOST_CHECK(id_in_xml(check_assetmap, in_picture->id()));
+       BOOST_CHECK(id_in_xml(check_assetmap, in_sound->id()));
+       BOOST_CHECK(id_in_xml(check_assetmap, in_cpl->id()));
+       BOOST_CHECK(id_in_xml(check_assetmap, add_picture->id()));
+       BOOST_CHECK(id_in_xml(check_assetmap, add_sound->id()));
+       BOOST_CHECK(id_in_xml(check_assetmap, add_cpl->id()));
+}
+

diff --git a/test/wscript b/test/wscript
index 206f5ca2a5e96c6e9aa1b89c01217df85d5c67a8..9a093f0efa8e601e788c518cfbeae62e9e3fca47 100644 (file)
--- a/test/wscript
+++ b/test/wscript
@@ -95,6 +95,7 @@ def build(bld):
                  language_tag_test.cc
                  raw_convert_test.cc
                  read_dcp_test.cc
+                 read_change_write_test.cc
                  reel_asset_test.cc
                  recovery_test.cc
                  rgb_xyz_test.cc