From dddc359213be522026d60ffd89867a0f52f19256 Mon Sep 17 00:00:00 2001
From: zeertzjq <zeertzjq@outlook.com>
Date: Wed, 14 Jan 2026 08:00:37 +0800
Subject: [PATCH] test(client): check for uv.run() failure (#37379)

Related #37376
---
 test/client/session.lua | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/test/client/session.lua b/test/client/session.lua
index c4d8ceb197..706cbc87f7 100644
--- a/test/client/session.lua
+++ b/test/client/session.lua
@@ -237,7 +237,10 @@ function Session:_run(request_cb, notification_cb, timeout)
 
     self.eof_err = { 1, 'EOF was received from Nvim. Likely the Nvim process crashed.' .. stderr }
   end)
-  uv.run()
+  local ret, err, _ = uv.run()
+  if ret == nil then
+    error(err)
+  end
   self._prepare:stop()
   self._timer:stop()
   self._rpc_stream:read_stop()