1 files changed, 61 insertions, 0 deletions
diff --git a/tests/node_compat/test/parallel/test-dgram-udp6-link-local-address.js b/tests/node_compat/test/parallel/test-dgram-udp6-link-local-address.js
new file mode 100644
index 000000000..c828413a2
--- /dev/null
+++ b/tests/node_compat/test/parallel/test-dgram-udp6-link-local-address.js
@@ -0,0 +1,61 @@
+// deno-fmt-ignore-file
+// deno-lint-ignore-file
+
+// Copyright Joyent and Node contributors. All rights reserved. MIT license.
+// Taken from Node 16.13.0
+// This file is automatically generated by "node/_tools/setup.ts". Do not modify this file manually
+
+'use strict';
+const common = require('../common');
+if (!common.hasIPv6)
+  common.skip('no IPv6 support');
+
+const assert = require('assert');
+const dgram = require('dgram');
+const os = require('os');
+
+const { isWindows } = common;
+
+function linklocal() {
+  for (const [ifname, entries] of Object.entries(os.networkInterfaces())) {
+    for (const { address, family, scopeid } of entries) {
+      if (family === 'IPv6' && address.startsWith('fe80:')) {
+        return { address, ifname, scopeid };
+      }
+    }
+  }
+}
+const iface = linklocal();
+
+if (!iface)
+  common.skip('cannot find any IPv6 interfaces with a link local address');
+
+const address = isWindows ? iface.address : `${iface.address}%${iface.ifname}`;
+const message = 'Hello, local world!';
+
+// Create a client socket for sending to the link-local address.
+const client = dgram.createSocket('udp6');
+
+// Create the server socket listening on the link-local address.
+const server = dgram.createSocket('udp6');
+
+server.on('listening', common.mustCall(() => {
+  const port = server.address().port;
+  client.send(message, 0, message.length, port, address);
+}));
+
+server.on('message', common.mustCall((buf, info) => {
+  const received = buf.toString();
+  assert.strictEqual(received, message);
+  // Check that the sender address is the one bound,
+  // including the link local scope identifier.
+  // TODO(cmorten): info.address is missing the link local scope identifier
+  // assert.strictEqual(
+  //   info.address,
+  //   isWindows ? `${iface.address}%${iface.scopeid}` : address
+  // );
+  server.close();
+  client.close();
+}, 1));
+
+server.bind({ address });