From fbd13e924038f038c4bab10ad2463311edb413b7 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 14 Aug 2014 02:26:56 +0000
Subject: [PATCH] test_io.rb: investigation

* test/ruby/test_io.rb (test_readpartial_locktmp): check if the
  reader thread is alive before write.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47178 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ruby/test_io.rb | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/test/ruby/test_io.rb b/test/ruby/test_io.rb
index 99f962bb19..5ff07741dc 100644
--- a/test/ruby/test_io.rb
+++ b/test/ruby/test_io.rb
@@ -2862,9 +2862,10 @@ End
       Thread.pass until th.stop?
       buf.replace("")
       assert_empty(buf, bug6099)
+      th.join rescue ($@.concat(caller); raise) unless th.alive?
       w.write(data)
       Thread.pass while th.alive?
-      th.join
+      th.join rescue ($@.concat(caller); raise)
     end
     assert_equal(data, buf, bug6099)
   rescue RuntimeError # can't modify string; temporarily locked