fix(ext/node): better support for `node:diagnostics_channel` module (#24088)

Closes https://github.com/denoland/deno/issues/24060

1 files changed, 32 insertions, 0 deletions

diff --git a/tests/node_compat/test/parallel/test-diagnostics-channel-net.js b/tests/node_compat/test/parallel/test-diagnostics-channel-net.js
new file mode 100644
index 000000000..504c3e5dc
--- /dev/null
+++ b/tests/node_compat/test/parallel/test-diagnostics-channel-net.js
@@ -0,0 +1,32 @@
+// deno-fmt-ignore-file
+// deno-lint-ignore-file
+
+// Copyright Joyent and Node contributors. All rights reserved. MIT license.
+// Taken from Node 18.12.1
+// This file is automatically generated by `tests/node_compat/runner/setup.ts`. Do not modify this file manually.
+
+'use strict';
+const common = require('../common');
+const assert = require('assert');
+const net = require('net');
+const dc = require('diagnostics_channel');
+
+const isNetSocket = (socket) => socket instanceof net.Socket;
+
+dc.subscribe('net.client.socket', common.mustCall(({ socket }) => {
+  assert.strictEqual(isNetSocket(socket), true);
+}));
+
+dc.subscribe('net.server.socket', common.mustCall(({ socket }) => {
+  assert.strictEqual(isNetSocket(socket), true);
+}));
+
+const server = net.createServer(common.mustCall((socket) => {
+  socket.destroy();
+  server.close();
+}));
+
+server.listen(() => {
+  const { port } = server.address();
+  net.connect(port);
+});