[PATCH 3/4] test/emacs-tree: add known broken test for subject with CR/NL

[David Bremner <david@tethera.net>]

The test is intentionally vague as it's hard to pin down the correct
output before the code is fixed.
---
 test/T460-emacs-tree.sh | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/test/T460-emacs-tree.sh b/test/T460-emacs-tree.sh
index 9388a8ed..69a9df74 100755
--- a/test/T460-emacs-tree.sh
+++ b/test/T460-emacs-tree.sh
@@ -222,6 +222,15 @@ test_emacs '(let ((notmuch-tree-outline-enabled t))
 # folding all messages by height or depth should look the same
 test_expect_equal_file $EXPECTED/notmuch-tree-tag-inbox OUTPUT
 
+test_begin_subtest "notmuch-tree for message with subject with embedded CRNL"
+test_subtest_known_broken
+add_message "[subject]=\"=?UTF-8?B?8J+Pi++4jw==?= A SALE to boost your =?UTF-8?Q?workout=0D=0A?=\" [body]=the-message-body" 
+test_emacs "(notmuch-tree \"id:${gen_msg_id}\")
+	    (notmuch-test-wait)
+	    (test-output)"
+# one line of output, plus "End of search results."
+test_expect_equal "$(wc -l < OUTPUT)" 2
+
 add_email_corpus duplicate
 
 ID3=87r2ecrr6x.fsf@zephyr.silentflame.com
-- 
2.43.0