From 38c0b5f0e3abe32d220f01deb77a45aa9100bdcb Mon Sep 17 00:00:00 2001
From: usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 17 Oct 2012 02:06:34 +0000
Subject: * test/ruby/test_hash.rb (TestHash#test_dup_equality): added a new
 test   to show the problem of r37232.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@37238 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ruby/test_hash.rb | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'test')

diff --git a/test/ruby/test_hash.rb b/test/ruby/test_hash.rb
index 1806746ef2..f1eef88d99 100644
--- a/test/ruby/test_hash.rb
+++ b/test/ruby/test_hash.rb
@@ -325,6 +325,15 @@ class TestHash < Test::Unit::TestCase
     end
   end
 
+  def test_dup_equality
+    h = {'k' => 'v'}
+    assert_equal(h, h.dup)
+    h1 = {h => 1}
+    assert_equal(h1, h1.dup)
+    h[1] = 2
+    assert_equal(h1, h1.dup)
+  end
+
   def test_each
     count = 0
     @cls[].each { |k, v| count + 1 }
-- 
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