* lib/thread.rb (Queue#push): return self.

* lib/thread.rb (Queue#clear): ditto.
* lib/thread.rb (SizedQueue#push): ditto.
* test/thread/test_queue.rb: add tests for the above.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@39713 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 25 insertions, 0 deletions

diff --git a/test/thread/test_queue.rb b/test/thread/test_queue.rb
index 993514f86d..24465e03a1 100644
--- a/test/thread/test_queue.rb
+++ b/test/thread/test_queue.rb
@@ -108,4 +108,29 @@ class TestQueue < Test::Unit::TestCase
       end
     }
   end
+
+  def test_queue_push_return_value
+    q = Queue.new
+    retval = q.push(1)
+    assert_same q, retval
+  end 
+
+  def test_queue_clear_return_value
+    q = Queue.new
+    retval = q.clear
+    assert_same q, retval
+  end
+
+  def test_sized_queue_push_return_value
+    q = SizedQueue.new(1)
+    retval = q.push(1)
+    assert_same q, retval
+  end
+
+  def test_sized_queue_clear_return_value
+    q = SizedQueue.new(1)
+    retval = q.clear
+    assert_same q, retval
+  end
+
 end