From 1e09d721ec541df81de68989eed42c7b72ce8d7c Mon Sep 17 00:00:00 2001
From: knut <>
Date: Wed, 30 May 2007 13:37:54 +0000
Subject: resolved #631

---
 framework/Collections/TQueue.php      | 12 +++++++++++-
 tests/unit/Collections/TQueueTest.php |  7 +++++++
 2 files changed, 18 insertions(+), 1 deletion(-)

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));
+	}
 
 }
 
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