From 8259d88938bcbd65c7994e3d8261c4de82e74174 Mon Sep 17 00:00:00 2001
From: Hiroshi SHIBATA <hsbt@ruby-lang.org>
Date: Wed, 23 Dec 2020 18:45:14 +0900
Subject: [PATCH] [ruby/psych] Skip test_ractor.rb with ruby/psych repo

  Because ruby/psych still uses minitest. minitest didn't support
  assert_ractor provided by test suite of ruby/ruby repo.

https://github.com/ruby/psych/commit/7da26358f1
---
 test/psych/test_ractor.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/psych/test_ractor.rb b/test/psych/test_ractor.rb
index 2f8d5ca18d..c6bed7ce69 100644
--- a/test/psych/test_ractor.rb
+++ b/test/psych/test_ractor.rb
@@ -47,4 +47,4 @@ class TestPsychRactor < Test::Unit::TestCase
       assert_equal true, r
     RUBY
   end
-end
+end if defined?(Test::Unit::TestCase)