Re-read MXF descriptor after adding a key to a SMPTE subtitle asset (DoM #2660).

[libdcp.git] / test / smpte_subtitle_test.cc

diff --git a/test/smpte_subtitle_test.cc b/test/smpte_subtitle_test.cc
index eca5cd1f033602d41556a7b4322cad23f50eab03..3bf9dc5207a2cec205ca71ab1170fd055529d38b 100644 (file)
--- a/test/smpte_subtitle_test.cc
+++ b/test/smpte_subtitle_test.cc
@@ -762,3 +762,23 @@ BOOST_AUTO_TEST_CASE(smpte_subtitle_standard_read_correctly)
        BOOST_CHECK(test_2014.subtitle_standard() == dcp::SubtitleStandard::SMPTE_2014);
 }
 
+
+BOOST_AUTO_TEST_CASE(smpte_subtitle_intrinsic_duration_read_correctly)
+{
+       dcp::SMPTESubtitleAsset ref("test/data/verify_incorrect_closed_caption_ordering3.xml");
+
+       dcp::Key key;
+       ref.set_key(key);
+
+       auto constexpr duration = 480U;
+
+       ref.set_intrinsic_duration(duration);
+
+       auto const path = boost::filesystem::path("build/test/smpte_subtitle_instrinsic_duration_read_correctly.mxf");
+       ref.write(path);
+
+       auto check = dcp::SMPTESubtitleAsset(path);
+       check.set_key(key);
+       BOOST_CHECK_EQUAL(check.intrinsic_duration(), duration);
+}
+