From eac8f50ca664186d099c03dcac71a22fde89671f Mon Sep 17 00:00:00 2001
From: Rich Trott <rtrott@gmail.com>
Date: Sat, 20 Apr 2019 21:01:17 -0700
Subject: test: increase coverage in lib/internal/dns/promises.js

Add a test for the only uncovered code in lib/internal/dns/promises.js.

PR-URL: https://github.com/nodejs/node/pull/27330
Reviewed-By: Yongsheng Zhang <zyszys98@gmail.com>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com>
---
 test/parallel/test-dns-lookupService.js | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'test/parallel/test-dns-lookupService.js')

diff --git a/test/parallel/test-dns-lookupService.js b/test/parallel/test-dns-lookupService.js
index 92fce6cbd3..f78e987660 100644
--- a/test/parallel/test-dns-lookupService.js
+++ b/test/parallel/test-dns-lookupService.js
@@ -18,3 +18,12 @@ assert.throws(
     syscall: 'getnameinfo'
   }
 );
+
+assert.rejects(
+  dns.promises.lookupService('127.0.0.1', 80),
+  {
+    code: 'ENOENT',
+    message: 'getnameinfo ENOENT 127.0.0.1',
+    syscall: 'getnameinfo'
+  }
+);
-- 
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