From 4bee9f40969db94aa7edc7816e1b12a7db3cab07 Mon Sep 17 00:00:00 2001
From: Carl Hetherington <cth@carlh.net>
Date: Tue, 24 Nov 2020 01:29:11 +0100
Subject: Calculate hashes for any referenced assets that do not already have
 one.

This is necessary so that we always include <Hash> in CPLs even
when referencing DCPs that do not have it.
---
 test/cpl_hash_test.cc | 97 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 97 insertions(+)
 create mode 100644 test/cpl_hash_test.cc

(limited to 'test/cpl_hash_test.cc')

diff --git a/test/cpl_hash_test.cc b/test/cpl_hash_test.cc
new file mode 100644
index 000000000..28a9420da
--- /dev/null
+++ b/test/cpl_hash_test.cc
@@ -0,0 +1,97 @@
+/*
+    Copyright (C) 2020 Carl Hetherington <cth@carlh.net>
+
+    This file is part of DCP-o-matic.
+
+    DCP-o-matic 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.
+
+    DCP-o-matic 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 DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
+
+*/
+
+/** @file  test/cpl_hash_test.cc
+ *  @brief Make sure that <Hash> tags are always written to CPLs where required.
+ *  @ingroup feature
+ */
+
+
+#include "lib/content_factory.h"
+#include "lib/cross.h"
+#include "lib/dcp_content.h"
+#include "lib/film.h"
+#include "test.h"
+#include <boost/algorithm/string.hpp>
+#include <boost/test/unit_test.hpp>
+
+
+using std::string;
+using boost::shared_ptr;
+
+
+BOOST_AUTO_TEST_CASE (hash_added_to_imported_dcp_test)
+{
+	using namespace boost::filesystem;
+
+	string const ov_name = "hash_added_to_imported_dcp_test_ov";
+	shared_ptr<Film> ov = new_test_film2 (ov_name);
+	ov->examine_and_add_content (content_factory("test/data/flat_red.png").front());
+	BOOST_REQUIRE (!wait_for_jobs());
+	ov->make_dcp();
+	BOOST_REQUIRE (!wait_for_jobs());
+
+	/* Remove <Hash> tags from the CPL */
+	for (directory_iterator i = directory_iterator(String::compose("build/test/%1/%2", ov_name, ov->dcp_name())); i != directory_iterator(); ++i) {
+		if (boost::algorithm::starts_with(i->path().filename().string(), "cpl_")) {
+			FILE* in = fopen_boost(i->path(), "r");
+			BOOST_REQUIRE (in);
+			FILE* out = fopen_boost(i->path().string() + ".tmp", "w");
+			BOOST_REQUIRE (out);
+			char buffer[256];
+			while (fgets (buffer, sizeof(buffer), in)) {
+				if (string(buffer).find("Hash") == string::npos) {
+					fputs (buffer, out);
+				}
+			}
+			fclose (in);
+			fclose (out);
+			rename (i->path().string() + ".tmp", i->path());
+		}
+	}
+
+	string const vf_name = "hash_added_to_imported_dcp_test_vf";
+	shared_ptr<Film> vf = new_test_film2 (vf_name);
+	shared_ptr<DCPContent> ov_content(new DCPContent(String::compose("build/test/%1/%2", ov_name, ov->dcp_name())));
+	vf->examine_and_add_content (ov_content);
+	BOOST_REQUIRE (!wait_for_jobs());
+
+	ov_content->set_reference_video (true);
+	vf->make_dcp ();
+	BOOST_REQUIRE (!wait_for_jobs());
+
+	/* Check for Hash tags in the VF DCP */
+	int hashes = 0;
+	for (directory_iterator i = directory_iterator(String::compose("build/test/%1/%2", vf_name, vf->dcp_name())); i != directory_iterator(); ++i) {
+		if (boost::algorithm::starts_with(i->path().filename().string(), "cpl_")) {
+			FILE* in = fopen_boost(i->path(), "r");
+			BOOST_REQUIRE (in);
+			char buffer[256];
+			while (fgets (buffer, sizeof(buffer), in)) {
+				if (string(buffer).find("Hash") != string::npos) {
+					++hashes;
+				}
+			}
+			fclose (in);
+		}
+	}
+	BOOST_CHECK_EQUAL (hashes, 2);
+}
+
-- 
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