From 0b8aad7884503c2cb20b9fda5e6749edbe98d06b Mon Sep 17 00:00:00 2001
From: jamesgeorge007 <jamesgeorge998001@gmail.com>
Date: Thu, 30 Jan 2020 23:24:37 +0530
Subject: [PATCH] chore: add test case for unknown flags

---
 test/node/node.test.js | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/test/node/node.test.js b/test/node/node.test.js
index d2396935b37..0159acbbb2e 100644
--- a/test/node/node.test.js
+++ b/test/node/node.test.js
@@ -44,4 +44,9 @@ describe('node flags', () => {
             done();
         });
     });
+
+    it('throws an error on supplying unknown flags', () => {
+        const { stderr } = run(__dirname, ['--node-args', '--unknown']);
+        expect(stderr).toContain('node: bad option:');
+    });
 });