From b47afa5c42f085c9f4098cc94c628e6e2db35fc9 Mon Sep 17 00:00:00 2001
From: John Gee <john@ruru.gen.nz>
Date: Sat, 22 May 2021 12:07:57 +1200
Subject: [PATCH] Add test for edge case in argumentDescription

---
 tests/help.argumentDescription.test.js | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/tests/help.argumentDescription.test.js b/tests/help.argumentDescription.test.js
index a2ada4ec9..14d1ffa5b 100644
--- a/tests/help.argumentDescription.test.js
+++ b/tests/help.argumentDescription.test.js
@@ -27,4 +27,10 @@ describe('argumentDescription', () => {
     const helper = new commander.Help();
     expect(helper.argumentDescription(argument)).toEqual('description (default: custom)');
   });
+
+  test('when an argument has default value and no description then still return default value', () => {
+    const argument = new commander.Argument('[n]').default('default');
+    const helper = new commander.Help();
+    expect(helper.argumentDescription(argument)).toEqual('(default: "default")');
+  });
 });