Add test for [Bug #5343] [ruby-core:39634]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@34034 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

test/thread/test_queue.rb

@@ -1,5 +1,6 @@
 require 'test/unit'
 require 'thread'
+require_relative '../ruby/envutil'
 
 class TestQueue < Test::Unit::TestCase
   def test_queue
@@ -53,4 +54,20 @@ class TestQueue < Test::Unit::TestCase
     assert_raise(ArgumentError) { q.max = -1 }
     assert_equal(1, q.max)
   end
+
+  def test_thr_kill
+    bug5343 = '[ruby-core:39634]'
+    assert_normal_exit(<<-'_eom', bug5343)
+      require "thread"
+      queue = Queue.new
+      r, w = IO.pipe
+      th = Thread.start {
+        queue.push(nil)
+        r.read 1
+      }
+      queue.pop
+      th.kill.join
+    _eom
+  end
+
 end