From 5efe77fede8c3d57f8be57f5e5b26ab77b8d9c9c Mon Sep 17 00:00:00 2001
From: Kouichi Nakanishi <keizo.bookman@gmail.com>
Date: Thu, 30 Mar 2017 16:16:19 +0900
Subject: Modify class variable definition in singleton class; fix #3539

---
 test/t/class.rb | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'test')

diff --git a/test/t/class.rb b/test/t/class.rb
index 605b7ec40..54fadc0ca 100644
--- a/test/t/class.rb
+++ b/test/t/class.rb
@@ -384,6 +384,19 @@ assert('class variable and class << self style class method') do
   assert_equal("value", ClassVariableTest.class_variable)
 end
 
+assert('class variable definition in singleton_class') do
+  class ClassVariableDefinitionInSingletonTest
+    class << self
+      @@class_variable = "value"
+    end
+    def class_variable
+      @@class_variable
+    end
+  end
+
+  assert_equal("value", ClassVariableDefinitionInSingletonTest.new.class_variable)
+end
+
 assert('class variable in module and class << self style class method') do
   module ClassVariableInModuleTest
     @@class_variable = "value"
-- 
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