From 7a58c65a8931dab792ac40ae7227ff82b1610178 Mon Sep 17 00:00:00 2001
From: shugo <shugo@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 1 Nov 2012 05:45:28 +0000
Subject: * eval.c (rb_using_module): using should be used indirectly.  
 [ruby-dev:46326] [Feature #7251]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@37399 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ruby/test_refinement.rb | 70 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 70 insertions(+)

(limited to 'test')

diff --git a/test/ruby/test_refinement.rb b/test/ruby/test_refinement.rb
index fe1e23b656..cecb5a0665 100644
--- a/test/ruby/test_refinement.rb
+++ b/test/ruby/test_refinement.rb
@@ -530,4 +530,74 @@ class TestRefinement < Test::Unit::TestCase
     }
     assert_equal("no block given", e.message)
   end
+
+  module IndirectUsing
+    class C
+    end
+
+    module M1
+      refine C do
+        def m1
+          :m1
+        end
+      end
+    end
+
+    module M2
+      refine C do
+        def m2
+          :m2
+        end
+      end
+    end
+
+    module M3
+      using M1
+      using M2
+    end
+
+    module M
+      using M3
+
+      def self.call_m1
+        C.new.m1
+      end
+
+      def self.call_m2
+        C.new.m2
+      end
+    end
+  end
+
+  def test_indirect_using
+    assert_equal(:m1, IndirectUsing::M.call_m1)
+    assert_equal(:m2, IndirectUsing::M.call_m2)
+  end
+
+  def test_indirect_using_module_eval
+    c = Class.new
+    m1 = Module.new {
+      refine c do
+        def m1
+          :m1
+        end
+      end
+    }
+    m2 = Module.new {
+      refine c do
+        def m2
+          :m2
+        end
+      end
+    }
+    m3 = Module.new {
+      using m1
+      using m2
+    }
+    m = Module.new {
+      using m3
+    }
+    assert_equal(:m1, m.module_eval { c.new.m1 })
+    assert_equal(:m2, m.module_eval { c.new.m2 })
+  end
 end
-- 
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