resolved #631

2 files changed, 18 insertions, 1 deletions

diff --git a/framework/Collections/TQueue.php b/framework/Collections/TQueue.php
index e70b0ded..025fa6d0 100644
--- a/framework/Collections/TQueue.php
+++ b/framework/Collections/TQueue.php
@@ -31,7 +31,7 @@
  * @package System.Collections

  * @since 3.1

  */

-class TQueue extends TComponent implements IteratorAggregate

+class TQueue extends TComponent implements IteratorAggregate,Countable

 {

 	/**

 	 * internal data storage

@@ -160,6 +160,16 @@ class TQueue extends TComponent implements IteratorAggregate
 	{

 		return $this->_c;

 	}

+	

+	/**

+	 * Returns the number of items in the queue.

+	 * This method is required by Countable interface.

+	 * @return integer number of items in the queue.

+	 */

+	public function count()

+	{

+		return $this->getCount();

+	}

 }

 

 /**

diff --git a/tests/unit/Collections/TQueueTest.php b/tests/unit/Collections/TQueueTest.php
index d0fe1af0..1c755480 100644
--- a/tests/unit/Collections/TQueueTest.php
+++ b/tests/unit/Collections/TQueueTest.php
@@ -118,6 +118,13 @@ class TQueueTest extends PHPUnit_Framework_TestCase {
 		$queue = new TQueue(array(1, 2, 3));
 		self::assertEquals(3, $queue->getCount());
 	}
+	
+	public function testCountable() {
+		$queue = new TQueue();
+		self::assertEquals(0, count($queue));
+		$queue = new TQueue(array(1, 2, 3));
+		self::assertEquals(3, count($queue));
+	}
 
 }