From 299f5708a2274d069c624073ca3958f8625faf35 Mon Sep 17 00:00:00 2001
From: ima1zumi <mariimaizumi5@gmail.com>
Date: Tue, 22 Dec 2020 00:59:48 +0900
Subject: [ruby/reline] Fixed an exception occurred when ambiguous width
 character was passed to `#calculate_width` [Bug #17405]

https://github.com/ruby/reline/commit/f79b4c857f
---
 test/reline/test_unicode.rb | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'test/reline/test_unicode.rb')

diff --git a/test/reline/test_unicode.rb b/test/reline/test_unicode.rb
index fa7aad39c4..8b28cf1cee 100644
--- a/test/reline/test_unicode.rb
+++ b/test/reline/test_unicode.rb
@@ -9,4 +9,8 @@ class Reline::Unicode::Test < Reline::TestCase
   def test_get_mbchar_width
     assert_equal Reline.ambiguous_width, Reline::Unicode.get_mbchar_width('é')
   end
+
+  def test_ambiguous_width
+    assert_equal 2, Reline::Unicode.calculate_width('√', true)
+  end
 end
-- 
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