https://git.ruby-lang.org/ruby.git/commit/?id=501e7f4959

From 501e7f4959a1193c82adc1b661a85621952121b8 Mon Sep 17 00:00:00 2001
From: Koichi Sasada <ko1@a...>
Date: Tue, 28 Jan 2020 12:01:26 +0900
Subject: support multi-run for ruby/test_basicinstructions.rb

cvar should be initialized at first.

diff --git a/test/ruby/test_basicinstructions.rb b/test/ruby/test_basicinstructions.rb
index ab32ee5..f6b69cc 100644
--- a/test/ruby/test_basicinstructions.rb
+++ b/test/ruby/test_basicinstructions.rb
@@ -428,7 +428,9 @@ class TestBasicInstructions < Test::Unit::TestCase https://github.com/ruby/ruby/blob/trunk/test/ruby/test_basicinstructions.rb#L428
   end
 
   class CVarA
-    @@cv = 'CVarA@@cv'
+    def self.setup
+      @@cv = 'CVarA@@cv'
+    end
     def self.cv() @@cv end
     def self.cv=(v) @@cv = v end
     class << self
@@ -449,6 +451,7 @@ class TestBasicInstructions < Test::Unit::TestCase https://github.com/ruby/ruby/blob/trunk/test/ruby/test_basicinstructions.rb#L451
   end
 
   def test_class_variable
+    CVarA.setup
     assert_equal 'CVarA@@cv',   CVarA.cv
     assert_equal 'CVarA@@cv',   CVarA.cv2
     assert_equal 'CVarA@@cv',   CVarA.new.cv
-- 
cgit v0.10.2


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