From ef7c79822f41e48802a457340e6ecea03eb426b3 Mon Sep 17 00:00:00 2001
From: Rich Trott <rtrott@gmail.com>
Date: Fri, 14 Jan 2022 16:25:00 +0000
Subject: [PATCH] test: add coverage for util.inspect()
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Coverage stats indicate that there is no coverage for util.inspect()
with a negative number and a numeric separator. Add a test case.

Refs: https://coverage.nodejs.org/coverage-df507758e6c35534/lib/internal/util/inspect.js.html#L1463

PR-URL: https://github.com/nodejs/node/pull/41527
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Mohammed Keyvanzadeh <mohammadkeyvanzade94@gmail.com>
Reviewed-By: Tobias Nießen <tniessen@tnie.de>
---
 test/parallel/test-util-inspect.js | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/test/parallel/test-util-inspect.js b/test/parallel/test-util-inspect.js
index 029b7cde8a06f8..64852a8bca38b7 100644
--- a/test/parallel/test-util-inspect.js
+++ b/test/parallel/test-util-inspect.js
@@ -3231,4 +3231,9 @@ assert.strictEqual(
     util.inspect(123456789.12345678, { numericSeparator: true }),
     '123_456_789.123_456_78'
   );
+
+  assert.strictEqual(
+    util.inspect(-123456789.12345678, { numericSeparator: true }),
+    '-123_456_789.123_456_78'
+  );
 }