From f472484acd97bc70e4ba8cac40867a00e8f6cd85 Mon Sep 17 00:00:00 2001
From: Michael Schmoock <michael@schmoock.net>
Date: Mon, 21 Feb 2022 10:06:24 +0100
Subject: [PATCH] noise: adds xfail testcase for #331

---
 noise/test_chat.py | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/noise/test_chat.py b/noise/test_chat.py
index ebe23ba..8be9572 100644
--- a/noise/test_chat.py
+++ b/noise/test_chat.py
@@ -9,6 +9,7 @@ import os
 import pytest
 import unittest
 import zbase32
+import concurrent
 
 
 plugin = os.path.join(os.path.dirname(__file__), 'noise.py')
@@ -142,6 +143,20 @@ def test_forward_ok(node_factory, executor):
     assert(m2['verified'] is True)
 
 
+@pytest.mark.xfail(raises=concurrent.futures._base.TimeoutError)
+def test_read_tip(node_factory, executor):
+    """Testcase for issue #331  https://github.com/lightningd/plugins/issues/331
+
+    We try to read the topmost message by its ID.
+    """
+    opts = [{'plugin': plugin}] * 3
+    l1, l2, l3 = node_factory.line_graph(3, wait_for_announce=True, opts=opts)
+
+    l1.rpc.sendmsg(l3.info['id'], "test 1")
+    msg = executor.submit(l3.rpc.recvmsg, 0).result(10)
+    assert msg.get('body') == "test 1"
+
+
 def test_missing_tlv_fields(node_factory):
     """If we're missing a field we should not crash
     """