nobu	2011-05-07 23:52:54 +0900 (Sat, 07 May 2011)

  New Revision: 31468

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=31468

  Log:
    * test/ruby/test_io.rb (TestIO#test_readpartial_lock),
      (TestIO#test_read_lock): get rid of GVL fairness problem.

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

Index: test/ruby/test_io.rb
===================================================================
--- test/ruby/test_io.rb	(revision 31467)
+++ test/ruby/test_io.rb	(revision 31468)
@@ -904,7 +904,7 @@
     with_pipe do |r, w|
       s = ""
       t = Thread.new { r.readpartial(5, s) }
-      0 until s.size == 5
+      Thread.pass until s.size == 5
       assert_raise(RuntimeError) { s.clear }
       w.write "foobarbaz"
       w.close
@@ -939,7 +939,7 @@
     with_pipe do |r, w|
       s = ""
       t = Thread.new { r.read(5, s) }
-      0 until s.size == 5
+      Thread.pass until s.size == 5
       assert_raise(RuntimeError) { s.clear }
       w.write "foobarbaz"
       w.close

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