Hopefully fix race between thread finishing and cleanup being run (#2100).

diff --git a/test/writer_test.cc b/test/writer_test.cc
index 9a6541f58aa59e0e00c53da98d204bd52a367ccc..1dfc75bfc024c588c7eef1b2db86cde3db64c4d2 100644 (file)
--- a/test/writer_test.cc
+++ b/test/writer_test.cc
@@ -95,6 +95,7 @@ BOOST_AUTO_TEST_CASE (interrupt_writer)
        dcpomatic_sleep_seconds (1);
 
        thread.interrupt ();
+       thread.join ();
 
        dcpomatic_sleep_seconds (1);
        cl.run ();