film->examine_and_add_content (content_b);
BOOST_REQUIRE (!wait_for_jobs());
film->write_metadata ();
check_within_n (
film->required_disk_space(),
film->examine_and_add_content (content_b);
BOOST_REQUIRE (!wait_for_jobs());
film->write_metadata ();
check_within_n (
film->required_disk_space(),