test/thread: fix leaked threads

* test/thread/test_{queue,sync}.rb: join work threads not to leak
  threads.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46130 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 6 insertions, 0 deletions

diff --git a/test/thread/test_sync.rb b/test/thread/test_sync.rb
index 870a8e2d39..9509cac6c7 100644
--- a/test/thread/test_sync.rb
+++ b/test/thread/test_sync.rb
@@ -19,6 +19,9 @@ class SyncTest < Test::Unit::TestCase
     sleep 0.1 until t.stop?
 
     assert_equal(tester.sync_waiting.uniq, tester.sync_waiting)
+  ensure
+    t.kill
+    t.join
   end
 
   def test_sync_upgrade_and_wakeup
@@ -39,6 +42,9 @@ class SyncTest < Test::Unit::TestCase
     }
     assert_equal(tester.sync_waiting.uniq, tester.sync_waiting)
     assert_equal(tester.sync_waiting, [])
+  ensure
+    t.kill
+    t.join
   end
 
   def test_sync_lock_and_raise