From a4e6a2cf1b0b85904f57a8604ea7757a13d865e4 Mon Sep 17 00:00:00 2001
From: Carl Hetherington <cth@carlh.net>
Date: Mon, 6 Feb 2023 02:56:31 +0100
Subject: Add failing test.

---
 test/atmos_test.cc | 46 ++++++++++++++++++++++++++++++++++++++++++++++
 test/data          |  2 +-
 2 files changed, 47 insertions(+), 1 deletion(-)

(limited to 'test')

diff --git a/test/atmos_test.cc b/test/atmos_test.cc
index 5c624a871..c2b0cb6d8 100644
--- a/test/atmos_test.cc
+++ b/test/atmos_test.cc
@@ -25,10 +25,17 @@
 #include "lib/dcp_content.h"
 #include "lib/film.h"
 #include "test.h"
+#include <dcp/atmos_asset.h>
+#include <dcp/cpl.h>
+#include <dcp/dcp.h>
+#include <dcp/reel.h>
+#include <dcp/reel_atmos_asset.h>
 #include <boost/test/unit_test.hpp>
 
 
 using std::make_shared;
+using std::shared_ptr;
+using std::shared_ptr;
 using std::string;
 using std::vector;
 using boost::optional;
@@ -103,3 +110,42 @@ BOOST_AUTO_TEST_CASE (atmos_trim_test)
 	make_and_verify_dcp (film, { dcp::VerificationNote::Code::MISSING_CPL_METADATA });
 }
 
+
+BOOST_AUTO_TEST_CASE(atmos_replace_test)
+{
+	auto const frames = 240;
+
+	auto check = [](shared_ptr<const Film> film, int data) {
+		dcp::DCP dcp(film->dir(film->dcp_name()));
+		dcp.read();
+		BOOST_REQUIRE_EQUAL(dcp.cpls().size(), 1U);
+		BOOST_REQUIRE_EQUAL(dcp.cpls()[0]->reels().size(), 1U);
+		BOOST_REQUIRE(dcp.cpls()[0]->reels()[0]->atmos());
+		auto asset = dcp.cpls()[0]->reels()[0]->atmos()->asset();
+		BOOST_REQUIRE(asset);
+		auto reader = asset->start_read();
+		for (int i = 0; i < frames; ++i) {
+			auto frame = reader->get_frame(i);
+			BOOST_REQUIRE(frame);
+			for (int j = 0; j < frame->size(); ++j) {
+				BOOST_REQUIRE_EQUAL(frame->data()[j], data);
+			}
+		}
+	};
+
+	auto atmos_0 = content_factory("test/data/atmos_0.mxf");
+	auto ov = new_test_film2("atmos_merge_test_ov", atmos_0);
+	make_and_verify_dcp(ov, { dcp::VerificationNote::Code::MISSING_CPL_METADATA });
+	// atmos_0.mxf should contain all zeros for its data
+	check(ov, 0);
+
+	auto atmos_1 = content_factory("test/data/atmos_1.mxf");
+	auto ov_content = std::make_shared<DCPContent>(boost::filesystem::path("build/test/atmos_merge_test_ov") / ov->dcp_name());
+	auto vf = new_test_film2("atmos_merge_test_vf", { ov_content, atmos_1.front() });
+	ov_content->set_reference_video(true);
+	atmos_1.front()->set_position(vf, dcpomatic::DCPTime());
+	make_and_verify_dcp(vf, { dcp::VerificationNote::Code::MISSING_CPL_METADATA, dcp::VerificationNote::Code::EXTERNAL_ASSET });
+	// atmos_1.mxf should contain all ones for its data, and it should have replaced atmos_0 in this DCP
+	check(vf, 1);
+}
+
diff --git a/test/data b/test/data
index ff060de6b..3e257c17f 160000
--- a/test/data
+++ b/test/data
@@ -1 +1 @@
-Subproject commit ff060de6bba8c07d1a63b0e059fd8d0c4e72c51e
+Subproject commit 3e257c17fa5aa43b907af78d23c3fb810eaabdb2
-- 
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