2 files changed, 12 insertions, 0 deletions
diff --git a/ChangeLog b/ChangeLog
index 7a1d6d7606..abcf956ac7 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Mon Feb 14 17:28:34 2011  KOSAKI Motohiro  <kosaki.motohiro@gmail.com>
+
+	* test/ruby/test_system.rb (TestSystem#test_system_at):
+	  added test. [ruby-core:35218] (#4393)
+
 Mon Feb 14 13:15:35 2011  NAKAMURA Usaku  <usa@ruby-lang.org>
 
 	* win32/win32.c (is_internal_cmd): if the first char of prog is '@',
diff --git a/test/ruby/test_system.rb b/test/ruby/test_system.rb
index 45377da063..7f5b81a2de 100644
--- a/test/ruby/test_system.rb
+++ b/test/ruby/test_system.rb
@@ -88,6 +88,13 @@ class TestSystem < Test::Unit::TestCase
     }
   end
 
+  def test_system_at
+      if /mswin|mingw/ =~ RUBY_PLATFORM
+        testname = '[ruby-core:35218]'
+        assert_equal("foo\n", `@echo foo`, testname);
+      end
+  end
+
   def test_empty_evstr
     assert_equal("", eval('"#{}"', nil, __FILE__, __LINE__), "[ruby-dev:25113]")
   end