From 4cf31f6a5764d2d9776ca4672fb474faef2d4a61 Mon Sep 17 00:00:00 2001
From: Meghan Denny <meghan@bun.sh>
Date: Tue, 24 Jun 2025 21:46:56 -0800
Subject: [PATCH] node: sync test-net-connect-options-invalid.js (#20607)

---
 src/js/node/net.ts                                  |  2 ++
 .../parallel/test-net-connect-options-invalid.js    | 13 +++++++++++++
 2 files changed, 15 insertions(+)

diff --git a/src/js/node/net.ts b/src/js/node/net.ts
index 97157f97c0..7f66ef8945 100644
--- a/src/js/node/net.ts
+++ b/src/js/node/net.ts
@@ -1514,6 +1514,8 @@ function lookupAndConnect(self, options) {
   const host = options.host || "localhost";
   let { port, autoSelectFamilyAttemptTimeout, autoSelectFamily } = options;
 
+  validateString(host, "options.host");
+
   if (localAddress && !isIP(localAddress)) {
     throw $ERR_INVALID_IP_ADDRESS(localAddress);
   }
diff --git a/test/js/node/test/parallel/test-net-connect-options-invalid.js b/test/js/node/test/parallel/test-net-connect-options-invalid.js
index 05a5654630..53ce89cac9 100644
--- a/test/js/node/test/parallel/test-net-connect-options-invalid.js
+++ b/test/js/node/test/parallel/test-net-connect-options-invalid.js
@@ -25,3 +25,16 @@ const net = require('net');
     });
   });
 }
+
+{
+  assert.throws(() => {
+    net.createConnection({
+      host: ['192.168.0.1'],
+      port: 8080,
+    });
+  }, {
+    code: 'ERR_INVALID_ARG_TYPE',
+    name: 'TypeError',
+    message: 'The "options.host" property must be of type string. Received an instance of Array',
+  });
+}