+test_begin_subtest "All tags show up"
+tag=exclude_me
+notmuch tag +$tag '*'
+notmuch config set search.exclude_tags $tag
+test_emacs '(notmuch-hello)
+ (test-output)'
+notmuch tag -$tag '*'
+test_expect_equal_file $EXPECTED/notmuch-hello-all-tags OUTPUT
+
+test_done
+test_begin_subtest "notmuch-hello with nonexistent CWD"
+test_emacs '
+ (notmuch-hello)
+ (test-log-error
+ (let ((default-directory "/nonexistent"))
+ (notmuch-hello-update)))'
+test_expect_equal "$(cat MESSAGES)" "COMPLETE"
+