From 1acfb29015dbc38fd345d8786aa78aad59f7dcd1 Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@ruby-lang.org>
Date: Mon, 17 Mar 2025 21:37:00 +0900
Subject: [Bug #21186] multibyte char literal should be a single letter word

---
 test/ruby/test_parse.rb | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'test/ruby')

diff --git a/test/ruby/test_parse.rb b/test/ruby/test_parse.rb
index c8ea930f32..0c50793549 100644
--- a/test/ruby/test_parse.rb
+++ b/test/ruby/test_parse.rb
@@ -657,6 +657,8 @@ class TestParse < Test::Unit::TestCase
     assert_equal("\u{1234}", eval('?\u{1234}'))
     assert_equal("\u{1234}", eval('?\u1234'))
     assert_syntax_error('?\u{41 42}', 'Multiple codepoints at single character literal')
+    assert_syntax_error("?and", /unexpected '\?'/)
+    assert_syntax_error("?\u1234and", /unexpected '\?'/)
     e = assert_syntax_error('"#{?\u123}"', 'invalid Unicode escape')
     assert_not_match(/end-of-input/, e.message)
 
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