+test_begin_subtest "Search by subject (utf-8):"
+add_message [subject]=utf8-sübjéct '[date]="Sat, 01 Jan 2000 12:00:00 -0000"'
+output=$(notmuch search subject:utf8-sübjéct | notmuch_search_sanitize)
+test_expect_equal "$output" "thread:XXX 2000-01-01 [1/1] Notmuch Test Suite; utf8-sübjéct (inbox unread)"
+