fix test-net-socket-local-address.js (#20010)

test/js/node/test/parallel/test-net-socket-local-address.js

@@ -0,0 +1,41 @@
+'use strict';
+const common = require('../common');
+// Skip test in FreeBSD jails
+if (common.inFreeBSDJail)
+  common.skip('In a FreeBSD jail');
+
+const assert = require('assert');
+const net = require('net');
+
+let conns = 0;
+const clientLocalPorts = [];
+const serverRemotePorts = [];
+const client = new net.Socket();
+const server = net.createServer((socket) => {
+  serverRemotePorts.push(socket.remotePort);
+  socket.end();
+});
+
+server.on('close', common.mustCall(() => {
+  // Client and server should agree on the ports used
+  assert.deepStrictEqual(serverRemotePorts, clientLocalPorts);
+  assert.strictEqual(conns, 2);
+}));
+
+server.listen(0, common.localhostIPv4, connect);
+
+function connect() {
+  if (conns === 2) {
+    server.close();
+    return;
+  }
+
+  conns++;
+  client.once('close', connect);
+  assert.strictEqual(
+    client,
+    client.connect(server.address().port, common.localhostIPv4, () => {
+      clientLocalPorts.push(client.localPort);
+    })
+  );
+}