+test_begin_subtest "Empty custom tags section"
+test_emacs "(let* ((widget (widget-create 'notmuch-hello-tags-section))
+ (notmuch-hello-sections (list (widget-value widget))))
+ (notmuch-hello)
+ (test-output))"
+test_expect_equal_file OUTPUT $EXPECTED/notmuch-hello-empty-custom-tags-section
+
+test_begin_subtest "Empty custom queries section"
+test_emacs "(let* ((widget (widget-create 'notmuch-hello-query-section))
+ (notmuch-hello-sections (list (widget-value widget))))
+ (notmuch-hello)
+ (test-output))"
+test_expect_equal_file OUTPUT $EXPECTED/notmuch-hello-empty-custom-queries-section
+
+test_begin_subtest "Column alignment for tag/queries with long names"
+tag=a-very-long-tag # length carefully calculated for 80 characters window width
+notmuch tag +$tag '*'
+test_emacs '(notmuch-hello)
+ (test-output)'
+notmuch tag -$tag '*'
+test_expect_equal_file OUTPUT $EXPECTED/notmuch-hello-long-names
+