From 73220a234e978fe92b20287a1d4cd1c540ffe103 Mon Sep 17 00:00:00 2001
From: naruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sat, 24 Sep 2011 18:43:32 +0000
Subject: * enum.c (slice_before_i): use rb_attr_get to surpress wrong warning 
  for internal instance variable slicebefore_initial_state.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@33324 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ruby/test_enum.rb | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

(limited to 'test/ruby/test_enum.rb')

diff --git a/test/ruby/test_enum.rb b/test/ruby/test_enum.rb
index d5353f680c..c8f2fad546 100644
--- a/test/ruby/test_enum.rb
+++ b/test/ruby/test_enum.rb
@@ -1,5 +1,6 @@
 require 'test/unit'
 require 'continuation'
+require 'stringio'
 
 class TestEnumerable < Test::Unit::TestCase
   def setup
@@ -22,6 +23,20 @@ class TestEnumerable < Test::Unit::TestCase
     $VERBOSE = @verbose
   end
 
+  def assert_not_warn
+    begin
+      org_stderr = $stderr
+      v = $VERBOSE
+      $stderr = StringIO.new(warn = '')
+      $VERBOSE = true
+      yield
+    ensure
+      $stderr = org_stderr
+      $VERBOSE = v
+    end
+    assert_equal("", warn)
+  end
+
   def test_grep
     assert_equal([1, 2, 1, 2], @obj.grep(1..2))
     a = []
@@ -383,6 +398,7 @@ class TestEnumerable < Test::Unit::TestCase
     ss = %w[abc defg h ijk l mno pqr st u vw xy z]
     assert_equal([%w[abc defg h], %w[ijk l], %w[mno], %w[pqr st u vw xy z]],
                  ss.slice_before(/\A...\z/).to_a)
+    assert_not_warn{ss.slice_before(/\A...\z/).to_a}
   end
 
 end
-- 
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