From 191c8d9e139d7e66d9bb5fc74a4dec2a7acbc6b4 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 20 Apr 2015 02:44:59 +0000
Subject: test_enum.rb: use assert_warning

* test/ruby/test_enum.rb (test_slice_before): use assert_warning
  defined in test/lib/envutils.rb.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50349 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ruby/test_enum.rb | 16 +---------------
 1 file changed, 1 insertion(+), 15 deletions(-)

diff --git a/test/ruby/test_enum.rb b/test/ruby/test_enum.rb
index 0cb7e93c0a..8b9a8c317e 100644
--- a/test/ruby/test_enum.rb
+++ b/test/ruby/test_enum.rb
@@ -33,20 +33,6 @@ 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 = []
@@ -513,7 +499,7 @@ 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}
+    assert_warning("") {ss.slice_before(/\A...\z/).to_a}
   end
 
   def test_slice_after0
-- 
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