headers'"
notmuch search id:"$gen_msg_id" | notmuch_search_sanitize >OUTPUT
cat <<EOF >EXPECTED
-thread:XXX 2001-01-05 [1/1] Notmuch Test Suite; two line? subject headers (inbox unread)
+thread:XXX 2001-01-05 [1/1] Notmuch Test Suite; two line subject headers (inbox unread)
EOF
test_expect_equal_file OUTPUT EXPECTED