From d4e52f672cf520d6929d22310a340e09fcb0e35d Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@ruby-lang.org>
Date: Fri, 18 Oct 2019 15:19:26 +0900
Subject: Added no suggestion test case

---
 test/optparse/test_did_you_mean.rb | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'test')

diff --git a/test/optparse/test_did_you_mean.rb b/test/optparse/test_did_you_mean.rb
index c5beaa4aec..2d0a9a66a2 100644
--- a/test/optparse/test_did_you_mean.rb
+++ b/test/optparse/test_did_you_mean.rb
@@ -15,6 +15,11 @@ class TestOptionParser::DidYouMean < TestOptionParser
     ::DidYouMean.formatter = @formatter
   end
 
+  def test_no_suggestion
+    assert_raise_with_message(OptionParser::InvalidOption, "invalid option: --cuz") do
+      @opt.permute!(%w"--cuz")
+    end
+  end
 
   def test_plain
     ::DidYouMean.formatter = ::DidYouMean::PlainFormatter.new
-- 
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