Symbol refinements

* vm_args.c (refine_sym_proc_call): enalbe accidentally disabled
  refinements in Symbol#to_proc.   [Bug #15114]

From: osyo (manga osyo) <manga.osyo@gmail.com>

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66181 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 26 insertions, 0 deletions

diff --git a/test/ruby/test_symbol.rb b/test/ruby/test_symbol.rb
index 36cbf4a710..2f17db520b 100644
--- a/test/ruby/test_symbol.rb
+++ b/test/ruby/test_symbol.rb
@@ -161,6 +161,32 @@ class TestSymbol < Test::Unit::TestCase
     assert_equal(1, first, bug11594)
   end
 
+  class TestToPRocArgWithRefinements; end
+  def _test_to_proc_arg_with_refinements_call(&block)
+    block.call TestToPRocArgWithRefinements.new
+  end
+  using Module.new {
+    refine TestToPRocArgWithRefinements do
+      def hoge
+        :hoge
+      end
+    end
+  }
+  def test_to_proc_arg_with_refinements
+    assert_equal(:hoge, _test_to_proc_arg_with_refinements_call(&:hoge))
+  end
+
+  using Module.new {
+    refine TestToPRocArgWithRefinements do
+      def hoge
+        :hogehoge
+      end
+    end
+  }
+  def test_to_proc_arg_with_refinements_override
+    assert_equal(:hogehoge, _test_to_proc_arg_with_refinements_call(&:hoge))
+  end
+
   private def return_from_proc
     Proc.new { return 1 }.tap(&:call)
   end