From 8c6dd375a7fc4da62b49475bce5ea5a64105e5cd Mon Sep 17 00:00:00 2001
From: nagachika <nagachika@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sat, 22 Feb 2014 02:49:01 +0000
Subject: merge revision(s) r45076: [Backport #9535]

	* class.c (rb_mod_init_copy): do nothing if copying self.
	  [ruby-dev:47989] [Bug #9535]

	* hash.c (rb_hash_initialize_copy): ditto.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@45096 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ruby/test_hash.rb   |  6 ++++++
 test/ruby/test_module.rb | 11 +++++++++++
 2 files changed, 17 insertions(+)

(limited to 'test')

diff --git a/test/ruby/test_hash.rb b/test/ruby/test_hash.rb
index a77c5cf43f..b545395780 100644
--- a/test/ruby/test_hash.rb
+++ b/test/ruby/test_hash.rb
@@ -108,6 +108,12 @@ class TestHash < Test::Unit::TestCase
     assert_empty(h)
   end
 
+  def test_self_initialize_copy
+    h = @cls[1=>2]
+    h.instance_eval {initialize_copy(h)}
+    assert_equal(2, h[1])
+  end
+
   def test_dup_will_rehash
     set1 = @cls[]
     set2 = @cls[set1 => true]
diff --git a/test/ruby/test_module.rb b/test/ruby/test_module.rb
index 4bc725d2b5..047f7c99d3 100644
--- a/test/ruby/test_module.rb
+++ b/test/ruby/test_module.rb
@@ -309,6 +309,17 @@ class TestModule < Test::Unit::TestCase
     assert_equal([:MIXIN, :USER], User.constants.sort)
   end
 
+  def test_self_initialize_copy
+    bug9535 = '[ruby-dev:47989] [Bug #9535]'
+    m = Module.new do
+      def foo
+        :ok
+      end
+      initialize_copy(self)
+    end
+    assert_equal(:ok, Object.new.extend(m).foo, bug9535)
+  end
+
   def test_dup
     bug6454 = '[ruby-core:45132]'
 
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