--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/third_party/libuv/test/test-pipe-server-close.c	Wed Jan 14 19:39:52 2026 -0800
@@ -0,0 +1,94 @@
+/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+
+#include "uv.h"
+#include "task.h"
+
+#include <string.h>
+#include <errno.h>
+
+
+static uv_pipe_t pipe_client;
+static uv_pipe_t pipe_server;
+static uv_connect_t connect_req;
+
+static int pipe_close_cb_called = 0;
+static int pipe_client_connect_cb_called = 0;
+
+
+static void pipe_close_cb(uv_handle_t* handle) {
+  ASSERT_NE(handle == (uv_handle_t*) &pipe_client ||
+            handle == (uv_handle_t*) &pipe_server, 0);
+  pipe_close_cb_called++;
+}
+
+
+static void pipe_client_connect_cb(uv_connect_t* req, int status) {
+  ASSERT_PTR_EQ(req, &connect_req);
+  ASSERT_OK(status);
+
+  pipe_client_connect_cb_called++;
+
+  uv_close((uv_handle_t*) &pipe_client, pipe_close_cb);
+  uv_close((uv_handle_t*) &pipe_server, pipe_close_cb);
+}
+
+
+static void pipe_server_connection_cb(uv_stream_t* handle, int status) {
+  /* This function *may* be called, depending on whether accept or the
+   * connection callback is called first.
+   */
+  ASSERT_OK(status);
+}
+
+
+TEST_IMPL(pipe_server_close) {
+#if defined(NO_SELF_CONNECT)
+  RETURN_SKIP(NO_SELF_CONNECT);
+#endif
+  uv_loop_t* loop;
+  int r;
+
+  loop = uv_default_loop();
+  ASSERT_NOT_NULL(loop);
+
+  r = uv_pipe_init(loop, &pipe_server, 0);
+  ASSERT_OK(r);
+
+  r = uv_pipe_bind(&pipe_server, TEST_PIPENAME);
+  ASSERT_OK(r);
+
+  r = uv_listen((uv_stream_t*) &pipe_server, 0, pipe_server_connection_cb);
+  ASSERT_OK(r);
+
+  r = uv_pipe_init(loop, &pipe_client, 0);
+  ASSERT_OK(r);
+
+  uv_pipe_connect(&connect_req, &pipe_client, TEST_PIPENAME, pipe_client_connect_cb);
+
+  r = uv_run(loop, UV_RUN_DEFAULT);
+  ASSERT_OK(r);
+  ASSERT_EQ(1, pipe_client_connect_cb_called);
+  ASSERT_EQ(2, pipe_close_cb_called);
+
+  MAKE_VALGRIND_HAPPY(loop);
+  return 0;
+}