kosaki	2012-09-09 18:24:35 +0900 (Sun, 09 Sep 2012)

  New Revision: 36933

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=36933

  Log:
    * test/ruby/test_io.rb (test_advise_pipe): new test to check
      io.advise() against anonymous io object don't make crash.
      made by Eric Wong. [Bug #6081] [ruby-core:42880]

  Modified files:
    trunk/ChangeLog
    trunk/test/ruby/test_io.rb

Index: ChangeLog
===================================================================
--- ChangeLog	(revision 36932)
+++ ChangeLog	(revision 36933)
@@ -1,3 +1,9 @@
+Sun Sep  9 18:21:03 2012  KOSAKI Motohiro  <kosaki.motohiro@g...>
+
+	* test/ruby/test_io.rb (test_advise_pipe): new test to check
+	  io.advise() against anonymous io object don't make crash.
+	  made by Eric Wong. [Bug #6081] [ruby-core:42880]
+
 Sun Sep  9 16:47:12 2012  KOSAKI Motohiro  <kosaki.motohiro@g...>
 
 	* io.c (nogvl_close, maygvl_close, nogvl_fclose, maygvl_fclose):
Index: test/ruby/test_io.rb
===================================================================
--- test/ruby/test_io.rb	(revision 36932)
+++ test/ruby/test_io.rb	(revision 36933)
@@ -2436,4 +2436,15 @@
     assert_equal(data, buf, bug6099)
   rescue RuntimeError # can't modify string; temporarily locked
   end
+
+  def test_advise_pipe
+    # we don't know if other platforms have a real posix_fadvise()
+    return if /linux/ !~ RUBY_PLATFORM
+    with_pipe do |r,w|
+      # Linux 2.6.15 and earlier returned EINVAL instead of ESPIPE
+      assert_raise(Errno::ESPIPE, Errno::EINVAL) { r.advise(:willneed) }
+      assert_raise(Errno::ESPIPE, Errno::EINVAL) { w.advise(:willneed) }
+    end
+  end
 end
+

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